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%program files%\ink\loginkey.dll
%sysdir%\alg.exe
%sysdir%\alrsvc.dll
%sysdir%\appmgmt.exe
%sysdir%\appmgmts.dll
%sysdir%\asycfilt.dll
%sysdir%\atl.dll
%sysdir%\browser.dll
%sysdir%\browseui.dll
%sysdir%\cdd.dll
%sysdir%\clbcatq.dll
%sysdir%\clipsrv.exe
%sysdir%\cmd.exe
%sysdir%\comcat.dll
%sysdir%\comres.dll
%sysdir%\conime.exe
%sysdir%\csrss.exe
%sysdir%\danim.dll
%sysdir%\ddrawex.dll
%sysdir%\dfssvc.exe
%sysdir%\dllhost.exe /processid:{02d4b3f1-fd88-11d1-960d-00805fc79235}
%sysdir%\dmadmin.exe
%sysdir%\dns.exe
%sysdir%\dosx.exe
%sysdir%\drivers\1394bus.sys
%sysdir%\drivers\atmarpc.sys
%sysdir%\drivers\beep.sys
%sysdir%\drivers\cdr4_xp.sys
%sysdir%\drivers\dump_dumpata.sys
%sysdir%\drivers\dump_dumpfve.sys
%sysdir%\drivers\gagp30kx.sys
%sysdir%\drivers\ks.sys
%sysdir%\drivers\ksecdd.sys
%sysdir%\drivers\mnmdd.sys
%sysdir%\drivers\mrxsmb.sys
%sysdir%\drivers\msahci.sys
%sysdir%\drivers\mssmbios.sys
%sysdir%\drivers\mup.sys
%sysdir%\drivers\ntfs.sys
%sysdir%\drivers\pci.sys
%sysdir%\drivers\pxhelp20.sys
%sysdir%\drivers\rasl2tp.sys
%sysdir%\drivers\sr.sys
%sysdir%\drivers\tcpip.sys
%sysdir%\drivers\wmilib.sys
%sysdir%\grpconv.exe
%sysdir%\hal.dll
%sysdir%\hdaudpropshortcut.exe
%sysdir%\igfxdev.dll
%sysdir%\iuctl.dll
%sysdir%\iuengine.dll
%sysdir%\llssrv.exe
%sysdir%\locator.exe
%sysdir%\logonui.exe
%sysdir%\lsass.exe
%sysdir%\msdxm.ocx
%sysdir%\mshta.exe
%sysdir%\msnp32.dll
%sysdir%\msstdfmt.dll
%sysdir%\msvcp60.dll
%sysdir%\nmssvc.exe
%sysdir%\ntdll.dll
%sysdir%\ntfrs.exe
%sysdir%\ntkrnlpa.exe
%sysdir%\ntoskrnl.exe
%sysdir%\ole32.dll
%sysdir%\oleaut32.dll
%sysdir%\olepro32.dll
%sysdir%\quartz.dll
%sysdir%\rasautou.exe
%sysdir%\rdpclip.exe
%sysdir%\restore\rstrui.exe
%sysdir%\seclogon.dll
%sysdir%\services.exe
%sysdir%\setupapi.dll
%sysdir%\sfc_os.dll
%sysdir%\shdocvw.dll
%sysdir%\shfolder.dll
%sysdir%\smlogsvc.exe
%sysdir%\smss.exe
%sysdir%\sndvol32.exe
%sysdir%\spoolsv.exe
%sysdir%\stobject.dll
%sysdir%\svchost.exe
%sysdir%\svchost.exe -k eapsvcs
%sysdir%\svchost.exe -k localsystemnetworkrestricted
%sysdir%\termsrv.exe
%sysdir%\tscupgrd.exe
%sysdir%\unicows.dll
%sysdir%\userinit.exe
%sysdir%\vssvc.exe
%sysdir%\watchdog.sys
%sysdir%\wbem\framedyn.dll
%sysdir%\wbem\unsecapp.exe
%sysdir%\wbem\winmgmt.exe
%sysdir%\wbem\wmiapsrv.exe
%sysdir%\wbem\wmiprvse.exe
%sysdir%\wdigest.dll
%sysdir%\wdmaud.drv
%sysdir%\win32k.sys
%sysdir%\winlogon.exe
%sysdir%\wowexec.exe
%sysdir%\wscript.exe
%sysdir%\wuauclt.exe
%sysdir%\wuauclt1.exe
%sysdir%\wuweb.dll
%sysdir%\xvid.dll
%windir%\explorer.exe
%windir%\msagent\agentdp2.dll
%windir%\mscoree.dll
%windir%\regedit.exe
%windir%\shdocvw.dll
%windir%\srchasst\srchctls.dll
%windir%\system\msdxm.ocx
%windir%\system32\searchindexer.exe /embedding
%windir%\system32\slsvc.exe
%windir%\system32\svchost.exe -k dcomlaunch
%windir%\system32\svchost.exe -k localservicenetworkrestricted
%windir%\system32\svchost.exe -k localservicenonetwork
%windir%\system32\svchost.exe -k networkservicenetworkrestricted
%windir%\system32\svchost.exe -k secsvcs
%windir%\system32\svchost.exe -k wersvcgroup
%windir%\taskmon.exe
adquisicion de imagenes de windows (wia)
advpack.dll
afvxd.vxd
alerter
application layer gateway service
atapi.sys
atmuni.sys
audiosrv
automatic updates
background intelligent transfer service (bits)
bdasup.sys
bfe
bios
biosxlat
ccdecode.sys
charmap.exe
cidaemon.exe
classpnp.sys
clfs.sys
cmbatt.sys
combuff
configmg
crypt32.dll
cryptnet.dll
cryptographic services
cscdll.dll
dcom server process launcher service (dcomlaunch)
dcom service
dcomlaunch
dfs.vxd
dhcp
dllhost.exe
dosmgr
dosnet
dot4scan.sys
drmkaud.sys
dump_atapi.sys
dump_diskdump.sys
dump_idechndr.sys
dump_msahci.sys
dump_viadsk.sys
dump_wmilib.sys
ebios
ehstart
enable
error reporting service
ersvc.dll
eventlog
fastprox.dll
fips.sys
hdaudbus.sys
hdaudio.sys
hhctrl.ocx
hidserv.dll
hidservice.exe
ifsmgr
igfxdev.dll
imapi.sys
imscmig.exe
indexing service
int13
internat.exe
ios
ios.vxd
ipsec services
javasup.vxd
kb918547.exe
kmixer.sys
l3codeca.acm
lmhosts
mhndrv.sys
mmc.exe
moufiltr.sys
mountmgr.sys
mpssvc
mqac.sys
msacm32.drv
msadp32.acm
msafd.dll
mscorwks.dll
msdtc.exe
msgina.dll
msiexec.exe
msisadrv.sys
msmouse.vxd
msmpu401.sys
msvcr71.dll
mswsock.dll
mswsosp.dll
nabtsfec.sys
napinsp.dll
ndis.sys
ndis.vxd
ndis2sup.vxd
ndisip.sys
ndiswan.vxd
netshell.dll
nlaapi.dll
ntkern
nuidfltr.sys
ohci1394.sys
oprghdlr.sys
pagefile
pageswap
parallel.sys
parity
pciidex.sys
perf
plugplay
pmemnt.sys
pnpmem.sys
policyagent
portabledeviceapi.dll
portabledevicetypes.dll
powrprof.dll
ptilink.sys
rassstp.sys
reboot
redbook.sys
redir.exe
rnapapp.exe
rndismpx.sys
rnr20.dll
rsrcmtr.exe
rundll32 mmhid.dll,startmmhid
rundll32.exe
rundll32.exe iernonce.dll,runonceexprocess
rundll32.exe powrprof.dll,loadcurrentpwrscheme
sclgntfy.dll
sdvxd
sentry.sys
setupx.dll
shdocvw.dll
shell
shell32.dll
sis.sys
slip.sys
spooler
statemgr.exe
stimon.exe
stisvc.exe
stobject.dll
streamip.sys
svchost -k dcomlaunch
svchost -k rpcss
svchost.exe -k localservice
svchost.exe -k netsvcs
svchost.exe -k netsvcs
svchost.exe -k networkservice
svchost.exe -k rpcss
systray.exe
tabbtnwl.dll
tpgwlnot.dll
uimbus.sys
update.sys
usbohci.sys
utilman.exe
uwdf.exe
v86mmgr
vcache
vcd
vcdfsd
vcomm
vcond
vdd
vdef
vdmad
vfat
vfbackup
vfixd.vxd
vflatd
vgapnp.sys
vi_grm.exe
viagart.vxd
viaide.sys
vistaui.exe
vkd
vmcpd
vmd
vmm
vmm32.vxd
vmouse
vmpol
vnetbios.vxd
vnetsup.vxd
vpd
vpicd
vpowerd
vredir.vxd
vrtwd.386
vrtwd.vxd
vsd
vserver.vxd
vshare
vtd
vtdapi
vwin32
vxdldr
wbemcomn.dll
wbemprox.dll
wbemsvc.dll
wersvcgroup
windefend
winnotify.dll
winrnr.dll
winspool.dll
winspool.drv
wlnotify.dll
wsearch
wshbth.dll
wshtcp.vxd
wsipx.vxd
wsock.vxd
wsock2.vxd
wstcodec.sys
wuaueng.dll
wudfrd.sys

Necessary NECESSARY
Updated weekly. Last update: April 9 2018

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%program files%\ink\loginkey.dll
Loginkey.dll is a component of Microsoft Tablet PC
Manufacturer: Microsoft Corporation.
Installed in Winlogon Notification registry key.

%sysdir%\alg.exe
Application Layer Gateway Service provided by Microsoft.
Internal Name: SharedAccess.
Alg.exe is related to Windows Firewall/Internet Connection Sharing (ICS).
Alg.exe (SharedAccess) must be started even if your Windows firewall is turned off or replaced by another firewall.
Alg.exe (SharedAccess) is the low level service for control network connections.
Start mode of Alg.exe (SharedAccess): Auto.
Suggestion: Leave it working.

%sysdir%\alrsvc.dll
ALRSVC.DLL is Microsoft Windows Alerter Service.
ALRSVC.DLL provides messaging services and event alerts.
ALRSVC.DLL (Alerter service) is loaded using svchost.exe manager.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\appmgmt.exe
AppMgmt.exe is Application Management Service.
AppMgmt.exe provides software installation services: Assign, Publish, and Remove.
Manufacturer: Microsoft Corporation
www.microsoft.com

%sysdir%\appmgmts.dll
%SysDir%\APPMGMTS.DLL is a part of Windows XP.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\asycfilt.dll
ASYCFILT.DLL is a module used by Microsoft OLE (Object Linking and Embedding).
ASYCFILT.DLL is a part of Microsoft® Windows® Operating System.

%sysdir%\atl.dll
atl.dll is a Active Template Library (ATL) module, a set of template-based C++ classes.
atl.dll is used for easily creating small, fast Component Object Model (COM) objects.
atl.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\browser.dll
BROWSER.DLL is Microsoft Windows Computer Browser Service.
Manudacturer: Microsoft Corporation
www.microsoft.com

%sysdir%\browseui.dll
browseui.dll is related to the browser UI.
browseui.dll is a part of Microsoft Windows.

%sysdir%\cdd.dll
%SysDir%\CDD.DLL is related to Canonical Display Driver.
CDD.DLL is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\clbcatq.dll
clbcatq.dll is a COM Services product.
clbcatq.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\clipsrv.exe
clipsrv.exe is a core component of Microsoft Windows Operating System.
clipsrv.exe is required for using Microsoft Clipboard-Server.
www.microsoft.ru

%sysdir%\cmd.exe
%SysDir%\cmd.exe is a Microsoft Windows Command Prompt.
%SysDir%\cmd.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\comcat.dll
COMCAT.DLL is a system dll file.
COMCAT.DLLis a part of Microsoft® Windows® Operating System.

%sysdir%\comres.dll
%SysDir%\COMRES.DLL is related to Microsoft Windows Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\conime.exe
%SysDir%\CONIME.EXE is a Microsoft Console IME.
%SysDir%\CONIME.EXE is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\csrss.exe
Csrss.exe is the user-mode portion of the Win32 subsystem (with Win32.sys being the kernel-mode portion). Csrss stands for client/server run-time subsystem and is an essential subsystem that must be running at all times. Csrss is responsible for console windows, creating and/or deleting threads, and some parts of the 16-bit virtual MS-DOS environment.

%sysdir%\danim.dll
DANIM.DLL is a DirectAnimation component of DirectX Media.
DANIM.DLLis a part of Microsoft® Windows® Operating System.

%sysdir%\ddrawex.dll
DDRAWEX.DLL is a part of DirectDraw.
DDRAWEX.DLLis a part of Microsoft® Windows® Operating System.

%sysdir%\dfssvc.exe
dfssvc.exe is the Distributed File System (DFS) service.
www.microsoft.com

%sysdir%\dllhost.exe /processid:{02d4b3f1-fd88-11d1-960d-00805fc79235}
%SysDir%\dllhost.exe /Processid:{02D4B3F1-FD88-11D1-960D-00805FC79235} is a COM+ system Application service.
It is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\dmadmin.exe
%SysDir%\dmadmin.exe is a Veritias LDM-Service (Logical Disk Manager).
dmadmin.exe is used for manage of disks.
dmadmin.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Veritas Software
www.veritas.com

%sysdir%\dns.exe
dns.exe is a core component of Microsoft Windows DNS server.
dns.exe is required for using DNS Server.
www.microsoft.ru

%sysdir%\dosx.exe
dosx.exe is a part of Windows NT Virtual DOS Machine.
Dosx.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\1394bus.sys
1394bus.sys is a part of Microsoft Network Drivers.
http://support.microsoft.com/?kbid=83098...

%sysdir%\drivers\atmarpc.sys
%SysDir%\drivers\atmarpc.sys is a IP/ATM Arp Client.
atmarpc.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\beep.sys
%SysDir%\drivers\beep.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\cdr4_xp.sys
Cdr4_xp.sys is a driver for CD Recorder devices.
Cdr4_xp.sys is a part of Microsoft® Windows® XP Operating System.

%sysdir%\drivers\dump_dumpata.sys
%SysDir%\Drivers\DUMP_DUMPATA.SYS is related to Microsoft Windows Vista.
DUMP_DUMPATA.SYS is a system driver for managing ATA devices.

%sysdir%\drivers\dump_dumpfve.sys
%SysDir%\Drivers\DUMP_DUMPFVE.SYS is related to Microsoft Windows Vista.
DUMP_DUMPFVE.SYS is a Full Volume Encryption Crashdump Hibernate Filter Driver.
DUMPFVE.SYS is a part of Microsoft® Windows® Vista Operating System.

%sysdir%\drivers\gagp30kx.sys
%SysDir%\drivers\gagp30kx.sys is a MS Generic AGPv3.0 Filter for K8/9 Processor Platforms.
gagp30kx.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\ks.sys
ks.sys is Kernel CSA Library.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\ksecdd.sys
%SysDir%\drivers\ksecdd.sys is a Kernel Security Support Provider Interface.
ksecdd.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\mnmdd.sys
Mnmdd.sys is related to Frame buffer simulator.
Mnmdd.sys is a part of Windows Operating System.

%sysdir%\drivers\mrxsmb.sys
Mrxsmb.sys is related to Windows NT SMB Minirdr.
Mrxsmb.sys is a part of Windows Operating System.
http://support.microsoft.com/?kbid=83112...

%sysdir%\drivers\msahci.sys
%SysDir%\drivers\MSAHCI.SYS is related to MS AHCI 1.0 Standard Driver.\MSAHCI.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\mssmbios.sys
Mssmbios.sys is related to System Management BIOS Driver.
Mssmbios.sys is a part of Windows Operating System.
www.microsoft.ru

%sysdir%\drivers\mup.sys
Mup.sys is used for handling Distributed File System (DFS) file I/O requests.
Mup.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\ntfs.sys
NTFS.SYS is related to System Driver Microsoft Corporation.
NTFS.SYS is a part of Windows Operating System.
www.microsoft.ru

%sysdir%\drivers\pci.sys
%SysDir%\drivers\pci.sys is related to PCI Bus Driver.
Manufacturer: Microsoft Corporation
www.microsoft.com

%sysdir%\drivers\pxhelp20.sys
%SysDir%\drivers\pxhelp20.sys is a Px Engine Device Driver for Windows.
pxhelp20.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\rasl2tp.sys
rasl2tp.sys is RAS L2TP mini-port (call-manager driver).
rasl2tp.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\sr.sys
%SysDir%\drivers\sr.sys is a System Restore Filesystem Filter Driver.
sr.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\drivers\tcpip.sys
TCPIP.SYS is a part of TCP/IP drivers.
http://support.microsoft.com/kb/260956/e...

%sysdir%\drivers\wmilib.sys
WMILIB.SYS is related to WMI support library.
WMILIB.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\grpconv.exe
Microsoft group converter.
Used by installers ONLY in the RunOnce keys.

%sysdir%\hal.dll
hal.dll is a Hardware Abstraction Layer DLL.
hal.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\hdaudpropshortcut.exe
HDAUDPROPSHORTCUT.EXE is related to Universal Audio Architecture (UAA) High Definition Audio class driver.
HDAUDPROPSHORTCUT.EXE is a part of Microsoft Windows Operating System.
http://support.microsoft.com/default.asp...

%sysdir%\igfxdev.dll
igfxdev.dll is a Intel(R) integrated graphics controller.
igfxdev.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Intel Corp.
www.intel.com

%sysdir%\iuctl.dll
%SysDir%\IUCTL.DLL is a part of Microsoft® Windows® Operating System.

%sysdir%\iuengine.dll
IUENGINE.DLL is Windows Update Control Engine.
IUENGINE.DLLis a part of Microsoft® Windows® Operating System.

%sysdir%\llssrv.exe
Llssrv.exe is the Microsoft Licensing Logging Service.
Llssrv.exe is a part of Microsoft Windows.
http://support.microsoft.com/kb/296936
www.microsoft.com

%sysdir%\locator.exe
locator.exe is a RPC Locator.
Microsoft tells:
“The Microsoft Locator service is a name service that maps logical names to network-specific names. It is included with Windows NT 4.0, Windows 2000, and Windows XP.”
http://support.microsoft.com/default.asp...

%sysdir%\logonui.exe
LOGONUI.EXE is related to Microsoft Windows XP user switching screen.
LOGONUI.EXE is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\lsass.exe
Microsoft Local Security Authority Subsystem Service (LSASS).

%sysdir%\msdxm.ocx
Msdxm.ocx is the Windows Media Player 2 ActiveX Control.
Msdxm.ocx is used to play video in the browser.

%sysdir%\mshta.exe
mshta.exe is a Microsoft HTML Applications.
mshta.exe is a part of Microsoft Windows Operating System.
www.microsoft.com

%sysdir%\msnp32.dll
msnp32.dll is a part of Microsoft Network Provider Library.
www.microsoft.com

%sysdir%\msstdfmt.dll
%SysDir%\MSSTDFMT.DLL is related to Standard Data Formating Object Library.
MSSTDFMT.DLL is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\msvcp60.dll
%SysDir%\msvcp60.dll is a Microsoft C Runtime Library.
msvcp60.dll containts standard C library functions such as printf, memcpy, and cos.
msvcp60.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\nmssvc.exe
NMSSvc.exe is the Intel network card management service.

%sysdir%\ntdll.dll
ntdll.dll is the NT Layer DLL system dll.
ntdll.dll is a part of Microsoft® Windows® NT Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\ntfrs.exe
ntfrs.exe is a File Replication Service.
Microsoft tells:
“The File Replication service (FRS) is a multi-threaded, multi-master replication engine that replaces the LANMan Directory Replication service (LMRepl service) in Microsoft Windows NT versions 3.x and 4.0. Windows 2000-based domain controllers and servers use FRS to replicate system policy and logon scripts for Windows 2000-based and earlier clients.”

%sysdir%\ntkrnlpa.exe
NTKRNLPA.EXE is a part of Microsoft Windows Kernel.
Not applicable for Windows 9X/Me.

%sysdir%\ntoskrnl.exe
NTOSKRNL.EXE is a Microsoft Boot Up Kernel.
NTOSKRNL.EXE is a part of Microsoft Windows Operating System.
http://support.microsoft.com/?kbid=29469...

%sysdir%\ole32.dll
%SysDir%\OLE32.DLL is related to Microsoft OLE Library.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\oleaut32.dll
OLEAUT32.DLL is Microsoft OLE DLL.
OLEAUT32.DLLis a part of Microsoft® Windows® Operating System.

%sysdir%\olepro32.dll
OLEPRO32.DLL is Microsoft OLE Property Support DLL.
OLEPRO32.DLL is a part of Microsoft® Windows® Operating System.

%sysdir%\quartz.dll
QUARTZ.DLL is DirectShow Runtime Library.
QUARTZ.DLL is a part of Microsoft DirectX.
QUARTZ.DLL is a part of Microsoft® Windows® Operating System.

%sysdir%\rasautou.exe
RASAUTOU.EXE is a Microsoft Remote Access Dialler.
RASAUTOU.EXE is used to manage modem connections.
RASAUTOU.EXE is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\rdpclip.exe
Rdpclip.exe is a part of File Copy.
Rdpclip.exe is used for copy and paste between Terminal Services server and client.
Rdpclip.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\restore\rstrui.exe
Rstrui.exe is a part of Microsoft system restore component.
Related article:
http://support.microsoft.com/?kbid=26751...

%sysdir%\seclogon.dll
%SysDir%\SECLOGON.DLL is related to Secondary Logon Service DLL.
SECLOGON.DLL is a part of Microsoft® Windows® Operating System.
www.microsoft.com

%sysdir%\services.exe
Services.exe is a serices manager for Windows NT4/2000/XP or higher.
Services.exe is used for executing different standard Windows services.
For example: Event Log, Plug and Play etc.
Services.exe is stored in the Windows\System32 folder.
The other files with name "Services.exe" located in different folders may be the viruses or Trojans.

%sysdir%\setupapi.dll
%SysDir%\setupapi.dll is related to Microsoft Windows Setup API.
setupapi.dll is used for installers and setup applications.
setupapi.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\sfc_os.dll
%SysDir%\SFC_OS.DLL is a part of Microsoft Windows.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\shdocvw.dll
Shdocvw.dll is a Microsoft Shell Doc Object and Control Library.
Shdocvw.dll is an important part of Microsoft Windows.

%sysdir%\shfolder.dll
shfolder.dll is a Microsoft Shell Folder Service.
shfolder.dll is used for management to special folder of Windows such as My Documents.
shfolder.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\smlogsvc.exe
smlogsvc.exe is a part of Microsoft Windows 2003.
Logging/alerts service.

%sysdir%\smss.exe
SMSS.EXE is the important part of Microsoft Windows NT4/2000/XP or higher.
SMSS.EXE is the session manager subsystem, which is responsible for starting the user session. This process is initiated by the system thread and is responsible for various activities, including launching the Winlogon and Win32 (Csrss.exe) processes and setting system variables. After it has launched these processes, it waits for either Winlogon or Csrss to end. If this happens "normally," the system shuts down; if it happens unexpectedly, Smss.exe causes the system to stop responding (hang).
SMSS.EXE is executed by operation system, this is system service.

%sysdir%\sndvol32.exe
%SysDir%\sndvol32.exe is related to Microsoft Windows audio tool.

%sysdir%\spoolsv.exe
Spoolsv.exe is the part of Microsoft Windows.
The spooler service is responsible for managing spooled print/fax jobs.

%sysdir%\stobject.dll
Part of Microsoft Windows XP.
It's used to manage system tray.
Required.

%sysdir%\svchost.exe
Svchost.exe (Windows NT/2000/XP) is a generic host process name for services that are run from dynamic-link libraries (DLLs). The Svchost.exe file is located in the %SystemRoot%\System32
folder. At startup, Svchost.exe checks the services portion of the registry to construct a list of services that it needs to load. There can be multiple instances of
Svchost.exe running at the same time. Each Svchost.exe session can contain a grouping of services, so that separate services can be run depending on how and where
Svchost.exe is started. This allows for better control and debugging.
More info:
http://support.microsoft.com/support/kb/...

%sysdir%\svchost.exe -k eapsvcs
%SysDir%\svchost.exe -k eapsvcs is related to Extensible Authentication Protocol Service.
%SysDir%\svchost.exe -k eapsvcs is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
http://technet.microsoft.com/en-us/libra...

%sysdir%\svchost.exe -k localsystemnetworkrestricted
%SysDir%\svchost.exe -k LocalSystemNetworkRestricted is related to Microsoft Windows Vista.
Manages audio devices for the Windows Audio service. If this service is stopped, audio devices and effects will not function properly. If this service is disabled, any services that explicitly depend on it will fail to start

%sysdir%\termsrv.exe
termsrv.exe is a part of Windows Terminal Server Service.
http://support.microsoft.com/?kbid=25684...
www.microsoft.ru

%sysdir%\tscupgrd.exe
tscupgrd.exe is a Setup Custom Action Dll.
tscupgrd.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\unicows.dll
unicows.dll is a part of Microsoft Layer.
unicows.dll is used for providing Unicode support for Windows 9x and ME.
Manufacturer: Microsoft Corp.
www.microsoft.com
Read more:
http://thesource.ofallevil.com/globaldev...

%sysdir%\userinit.exe
userinit.exe is a Windows System File.
userinit.exe executes when you log on to your computer.
More info: www.microsoft.ru

%sysdir%\vssvc.exe
vssvc.exe is a Microsoft ShadowCopy process.
vssvc.exe is related to the Volume ShadowCopy service implemented into Windows XP and onwards.
vssvc.exe is used for automatic back up of modified files by operation system.
vssvc.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\watchdog.sys
watchdog.sys is a Watchdog Driver.
watchdog.sys is a driver of PC WATCHDOG SYSTEM hardware.
watchdog.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\wbem\framedyn.dll
framedyn.dll is the WMI SDK Provider Framework system dll.
framedyn.dll is a part of Windows WMI.

%sysdir%\wbem\unsecapp.exe
unsecapp.exe is a Microsoft Windows Management Instrumentation process.
unsecapp.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com
Read more:
http://msdn.microsoft.com/library/defaul...

%sysdir%\wbem\winmgmt.exe
Winmgmt.exe is a core component of client management in Windows 2000. This process initializes when the first client application connects or continuously when management applications request its services.
You cannot end this process from Task Manager.

%sysdir%\wbem\wmiapsrv.exe
%SysDir%\wbem\wmiapsrv.exe is a Microsoft WMI Performance Adapter.
wmiapsrv.exe is used for collect information regarding performance.
wmiapsrv.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\wbem\wmiprvse.exe
%SysDir%\wbem\wmiprvse.exe deals with WMI operations through the WinMgmt.exe process.
wmiprvse.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\wdigest.dll
wdigest.dll is a part of Digest Authentication protocol.
wdigest.dll is used with Hypertext Transfer Protocol (HTTP) and Simple Authentication Security Layer (SASL) exchanges.
wdigest.dll is a part of Microsoft® Windows® XP Operating System.
Read more:
http://technet2.microsoft.com/WindowsSer...

%sysdir%\wdmaud.drv
Wdmaud.drv is a WDM Audio driver mapper.
wdmaud.drv is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\win32k.sys
WIN32K.SYS is a Multi-User Win32 Driver.
Manufacturer: Microsoft Corporation
www.microsoft.com

%sysdir%\winlogon.exe
%SysDir%\WINLOGON.EXE is related to Microsoft Windows Logon Process.
%SysDir%\WINLOGON.EXE is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com
Note: winlogon.exe is a process which is registered as a trojan. This Trojan allows attackers to access your computer from remote locations, stealing passwords, Internet banking and personal data. Determining whether this process is a virus or a legitimate Windows process depends on the directory location it executes or runs from in WinTasks.

%sysdir%\wowexec.exe
Wowexec.exe is part of Microsoft Windows NT4/2000/XP.
Wowexec.exe is internal program used to execute 16-bit applications in 32-bit environment.
Read more:
http://www.microsoft.com/resources/docum...

%sysdir%\wscript.exe
%SysDir%\WSCRIPT.EXE is related to Microsoft Windows Script Host.
WSCRIPT.EXE is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\wuauclt.exe
WUAUCLT.EXE is Microsoft web update service.
It is started automatically to check updates on the Microsoft updates servers.

%sysdir%\wuauclt1.exe
%SysDir%\wuauclt1.exe is related to Windows Update.
wuauclt1.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%sysdir%\wuweb.dll
wuweb.dll is Windows Update Web Control.
wuweb.dll is a part of Microsoft® Windows® Operating System.

%sysdir%\xvid.dll
%SysDir%\XVID.DLL is a part of Windows.
Manufacturer: Microsoft Corp.
www.microsoft.com

%windir%\explorer.exe
Windows shell.
Required.

%windir%\msagent\agentdp2.dll
%WinDir%\msagent\agentdp2.dll is related to Microsoft Character Animation Data Provider.
agentdp2.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%windir%\mscoree.dll
%WinDir%\mscoree.dll is related to Microsoft .NET software.
mscoree.dll is the Microsoft .NET Runtime Execution Engine.
mscoree.dll is a system dll of Windows.
Manufacturer: Microsoft Corp.
www.microsoft.com

%windir%\regedit.exe
%WinDir%\REGEDIT.EXE is related to Windows Registry Editor.
Manufacturer: Microsoft Corp.
www.microsoft.com

%windir%\shdocvw.dll
Shdocvw.dll is a Microsoft Shell Doc Object and Control Library.
Shdocvw.dll is an important part of Microsoft Windows.

%windir%\srchasst\srchctls.dll
%WinDir%\srchasst\srchctls.dll is related to Search Assistant Controls.
srchctls.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

%windir%\system\msdxm.ocx
Msdxm.ocx is the Windows Media Player 2 ActiveX Control.
Msdxm.ocx is used to play video in the browser.

%windir%\system32\searchindexer.exe /embedding
%WinDir%\System32\SearchIndexer.exe /Embedding is related to Microsoft Windows Vista.
Provides content indexing and property caching for file, email and other content (via extensibility APIs). The service responds to file and email notifications to index modified content. If the service is stopped or disabled, the Explorer will not be able to display virtual folder views of items, and search in the Explorer will fall back to item-by-item slow search.
WSearch service.

%windir%\system32\slsvc.exe
%WinDir%\SysDir\SLsvc.exe is related to Microsoft Windows Vista.
Enables the download, installation and enforcement of digital licenses for Windows and Windows applications. If the service is disabled, the operating system and licensed applications may run in a reduced function mode.

%windir%\system32\svchost.exe -k dcomlaunch
%WinDir%\System32\svchost.exe -k DcomLaunch is related to Microsoft Windows.
Enables a computer to recognize and adapt to hardware changes with little or no user input. Stopping or disabling this service will result in system instability.
Service name:PlugPLay.

%windir%\system32\svchost.exe -k localservicenetworkrestricted
%WinDir%\System32\svchost.exe -k LocalServiceNetworkRestricted is related to Microsoft Windows Vista.
Manages audio for Windows-based programs. If this service is stopped, audio devices and effects will not function properly. If this service is disabled, any services that explicitly depend on it will fail to start.
System Service: Audiosrv.

%windir%\system32\svchost.exe -k localservicenonetwork
%WinDir%\System32\svchost.exe -k LocalServiceNoNetwork is related to Microsoft Windows Vista.
Windows BFE service.
The Base Filtering Engine (BFE) is a service that manages firewall and Internet Protocol security (IPsec) policies and implements user mode filtering. Stopping or disabling the BFE service will significantly reduce the security of the system. It will also result in unpredictable behavior in IPsec management and firewall applications.

%windir%\system32\svchost.exe -k networkservicenetworkrestricted
PolicyAgent is related to Microsoft Windows Vista.
PolicyAgent is a system service execute using:
svchost.exe -k NetworkServiceNetworkRestricted
Internet Protocol security (IPsec) supports network-level peer authentication, data origin authentication, data integrity, data confidentiality (encryption), and replay protection. This service enforces IPsec policies created through the IP Security Policies snap-in or the command-line tool "netsh ipsec". If you stop this service, you may experience network connectivity issues if your policy requires that connections use IPsec. Also,remote management of Windows Firewall is not available when this service is stopped.

%windir%\system32\svchost.exe -k secsvcs
%WinDir%\System32\svchost.exe -k secsvcs is related to Microsoft Windows Vista.
WinDefend system service - Windows Defender.
Scan your computer for unwanted software, schedule scans, and get the latest unwanted software definitions.

%windir%\system32\svchost.exe -k wersvcgroup
%WinDir%\System32\svchost.exe -k WerSvcGroup is related to Microsoft Windows Vista.
Allows errors to be reported when programs stop working or responding and allows existing solutions to be delivered. Also allows logs to be generated for diagnostic and repair services. If this service is stopped, error reporting might not work correctly and results of diagnostic services and repairs might not be displayed.
WerSvcGroup is a system service.

%windir%\taskmon.exe
Microsoft Corporation
This creates a database of the application programs you use and which files they load. The information is used by Windows Defrag (and by Norton Speedisk) to optimize the location of files on your hard drive so that Windows startup and program loading is faster.

adquisicion de imagenes de windows (wia)
Adquisicion de imagenes de Windows (WIA)
Actions:
“Windows XP admits the use of devices of fixed images through the interface Acquisition of images of Windows (WIA), that uses the architecture of Model of controller of Windows (WDM). WIA provides a solid communication between the applications and the devices for capture of images that allows to capture images of effective way and to transfer them to the equipment for its edition and use.”
More info:
http://www.microsoft.com/latam/windowsxp...

advpack.dll
advpack.dll is used for install hardware and software by reading and verifying .INF files.
ADVPACK.DLL is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

afvxd.vxd
Microsoft TDI transport service provider.
Supports TCP/IP-specific functionality for Microsoft TDI transport service provider for Windows Sockets 2.0.

alerter
Notifies selected users and computers of administrative alerts. If the service is stopped, programs that use administrative alerts will not receive them. If this service is disabled, any services that explicitly depend on it will fail to start.
*If you are connected to a network, set it to Automatic. This service will notify your System Administrator of problems occurring within the network which may aid them in fixing the problem.
http://www.beemerworld.com/tips/services...

application layer gateway service
Application Layer Gateway Service provided by Microsoft.
Internal Name: SharedAccess.
Alg.exe is related to Windows Firewall/Internet Connection Sharing (ICS).
Alg.exe (SharedAccess) must be started even if your Windows firewall is turned off or replaced by another firewall.
Alg.exe (SharedAccess) is the low level service for control network connections.
Start mode of Alg.exe (SharedAccess): Auto.
Suggestion: Leave it working.

atapi.sys
ATAPI.SYS is a part of Microsoft Windows Operation system.
atapi.sys is the IDE port driver.
Manufacturer: Microsoft Corp.
www.microsoft.com

atmuni.sys
Atmuni.sys is a ATM UNI Call Manager.
atmuni.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

audiosrv
%WinDir%\System32\svchost.exe -k LocalServiceNetworkRestricted is related to Microsoft Windows Vista.
Manages audio for Windows-based programs. If this service is stopped, audio devices and effects will not function properly. If this service is disabled, any services that explicitly depend on it will fail to start.
System Service: Audiosrv.

automatic updates
Used to check up to see if there is any critical or otherwise updates available for download.
Note!
The manual update via Windows Update web site Requires Cryptographic Services to be running.
Recommend: Automatic

background intelligent transfer service (bits)
Microsoft tells:
“Background Intelligent Transfer Service (BITS) asynchronously transfers files in the foreground or background, throttles the transfers to preserve the responsiveness of other network applications, and automatically resumes file transfers after network disconnects and machine restarts.
Applications use the Background Intelligent Transfer Service (BITS) application program interface (API) to create transfer jobs and to monitor the progress of jobs in the transfer queue. The BITS API is included in the Microsoft® Platform Software Development Kit (SDK).”
More info:
http://www.microsoft.com/windowsserver20...

bdasup.sys
Bdasup.sys is related to Microsoft BDA Driver Support Library.
bdasup.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

bfe
%WinDir%\System32\svchost.exe -k LocalServiceNoNetwork is related to Microsoft Windows Vista.
Windows BFE service.
The Base Filtering Engine (BFE) is a service that manages firewall and Internet Protocol security (IPsec) policies and implements user mode filtering. Stopping or disabling the BFE service will significantly reduce the security of the system. It will also result in unpredictable behavior in IPsec management and firewall applications.

bios
Plug and Play BIOS driver.
Part of Microsoft Windows 95/98/Me.

biosxlat
BIOS emulation driver.
Part of Microsoft Windows 95/98/Me.

ccdecode.sys
CCDECODE.sys is related to WDM Closed Caption VBI Codec.
CCDECODE.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

charmap.exe
Charmap.exe is used for locate non-standard characters such as foreign letter accents and even Arabic letters.
charmap.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

cidaemon.exe
Cidaemon.exe is a part of Microsoft Windows Operating System.
Cidaemon.exe is the Microsoft Indexing Service.
More info:
http://www.microsoft.com/

classpnp.sys
CLASSPNP.SYS is SCSI Class System Dll.
CLASSPNP.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

clfs.sys
CLFS.SYS is related to Common Log File System Driver.
CLFS.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

cmbatt.sys
CmBatt.sys is related to Control Method Battery Driver.
CmBatt.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

combuff
Communications buffer driver.
Part of Microsoft Windows 95/98/Me.

configmg
Configuration manager driver.
Part of Microsoft Windows 95/98/Me.

crypt32.dll
Crypt32.dll is a part of Microsoft Windows.
Crypt32.dll is related to Windows Crypto API.

cryptnet.dll
Cryptnet.dll is a part of Microsoft Windows.
Cryptnet.dll is related to Crypto Network Related API.

cryptographic services
Provides three management services: Catalog Database Service, which confirms the signatures of Windows files; Protected Root Service, which adds and removes Trusted Root Certification Authority certificates from this computer; and Key Service, which helps enroll this computer for certificates. If this service is stopped, these management services will not function properly. If this service is disabled, any services that explicitly depend on it will fail to start.

cscdll.dll
Cscdll.dll is an Offline Network Agent.
Cscdll.dll is a part of Microsoftî Windows Operating System.

dcom server process launcher service (dcomlaunch)
DCOM Server Process Launcher service (DCOMLAUNCH)
Microsoft tells:
“This service is new to the products that are listed in the "Applies to" section, and this service must start before any DCOM-related services can successfully start.”
More info:
http://support.microsoft.com/default.asp...

dcom service
dcom service is a part of Microsoft Windows Operating System.
Microsoft tells:
“The Distributed Component Object Model (DCOM) is a protocol that enables software components to communicate directly over a network.”
http://support.microsoft.com/kb/825750/e...

dcomlaunch
DCOMLaunch is an important system service for Microsoft Windows XP.
DCOMLaunch was added with Service Pack2.
Microsoft tells:
"To reduce the attack surface of Windows and provide defense in depth, the RPCSS service functionality was split into two services. The RPCSS service with all the original functionality that did not require Local System privileges now runs under the Network Service account. A new DCOMLaunch service that includes functionality that requires Local System privileges runs under the Local System account.
This change reduces the attack surface and provides defense in depth for the RPCSS service since an elevation of privilege in the RPCSS service will now be limited to the Network Service privilege."
http://www.microsoft.com/technet/prodtec...

dfs.vxd
Microsoft Networking

dhcp
DHCP is related to Microsoft Windows.
System service.
Registers and updates IP addresses and DNS records for this computer. If this service is stopped, this computer will not receive dynamic IP addresses and DNS updates. If this service is disabled, any services that explicitly depend on it will fail to start.
Executed using svchost.exe -k LocalServiceNetworkRestricted.

dllhost.exe
dllhost.exe is a part of the Microsoft Windows Operating System.
dllhost.exe is a core component Microsoft DCOM DLL Host Process.
www.microsoft.com

dosmgr
MS-DOS emulation manager.
Part of Microsoft Windows 95/98/Me.

dosnet
Windows 3.1-compatible network helper driver.
Part of Microsoft Windows 95/98/Me.

dot4scan.sys
Dot4Scan.sys is related to One Cool Transport.
Dot4Scan.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

drmkaud.sys
Microsoft Kernel DRM Audio Descrambler Filter.
Required.

dump_atapi.sys
Dump_atapi.sys is a part of Microsoft Windows Operation system.
Dump_atapi.sys is the IDE port driver.

dump_diskdump.sys
Dump_diskdump.sys is a driver for creating disk crash dumps.

dump_idechndr.sys
DUMP_IDECHNDR.SYS is a system driver for IDE devices.

dump_msahci.sys
DUMP_MSAHCI.SYS is related to MS AHCI 1.0 Standard Driver.
DUMP_MSAHCI.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

dump_viadsk.sys
Dump_viadsk.sys is a VIA chipset related device driver.

dump_wmilib.sys
dump_WMILIB.SYS is a part of Microsoft Windows Operation system.
dump_WMILIB.SYS is the WMI driver.

ebios
Extended BIOS driver.
Part of Microsoft Windows 95/98/Me.

ehstart
Ehstart is related to Microsoft Windows Vista.
Starts Windows Media Center Scheduler and Windows Media Center Receiver services at startup if TV is enabled within Windows Media Center.
Execute using svchost.exe -k LocalServiceNoNetwork.

enable
Accessibility Driver.
Part of Microsoft Windows 95/98/Me.

error reporting service
Microsoft tells:
“The Windows Error Reporting feature in Windows XP Professional with Service Pack 1 (SP1) provides a service that allows Microsoft to track and address errors relating to the operating system, Windows components, and applications. This service, called the Error Reporting service, gives users the opportunity to send data about errors to Microsoft and to receive information about them. Microsoft developers can use the Error Reporting service as a problem-solving tool to address customer problems in a timely manner and to improve the quality of Microsoft products.”
More info:
http://www.microsoft.com/technet/prodtec...

ersvc.dll
ERSvc.dll is Windows Error Reporting Service.
ERSvc.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

eventlog
Eventlog is related to Microsoft Windows.
Eventlog is a system service.
This service manages events and event logs. It supports logging events, querying events, subscribing to events, archiving event logs, and managing event metadata. It can display events in both XML and plain text format. Stopping this service may compromise security and reliability of the system.
Executed using svchost.exe -k LocalServiceNetworkRestricted.

fastprox.dll
Fastprox.dll is related to WMI Microsoft Corporation.
fastprox.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

fips.sys
FIPS.SYS is related to FIPS Crypto Driver.
FIPS.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

hdaudbus.sys
HDAUDBUS.SYS is related to High Definition Audio Bus Driver v1.0a Windows (R) Server 2003 DDK.
HDAUDBUS.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

hdaudio.sys
HdAudio.sys is related to Universal Audio Architecture (UAA) High Definition Audio class driver.
HdAudio.sysis a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com
http://support.microsoft.com/kb/835221/e...

hhctrl.ocx
hhctrl.ocx is the Microsoft HTML Help component. I think
you've installed a program that using HTML help. To use hhctrl.ocx it
must be registered in the system. Usually the installer uses RunOnce
keys to register hhctrl.ocx.
Recommendation: Ignore this change. You may check for the version of
the hhctrl.ocx to be sure that you have the working version.

hidserv.dll
Hidserv.dll is related to HID Audio Service.
Hidserv.dll is a part of Microsoft Windows.

hidservice.exe
C:\APPS\HIDSERVICE\HIDSERVICE.EXE
HIDSERVICE.exe is Generic Service for HID Keyboard Input Collections (GenericHidService).
http://www.microsoft.com/whdc/device/inp...

ifsmgr
File system manager driver.
Part of Microsoft Windows 95/98/Me.

igfxdev.dll
igfxdev.dll is a Intel(R) integrated graphics controller.
igfxdev.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Intel Corp.
www.intel.com

imapi.sys
%SysDir%\drivers\imapi.sys is a IMAPI Kernel Driver.
imapi.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

imscmig.exe
IMSCMIG.EXE is related to Microsoft Pinyin IME Installer
IMSCMIG.EXE is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

indexing service
Indexing Service is a part of Microsoft Windows Operating System.
Process File: Cidaemon.exe
More info:
http://www.microsoft.com/

int13
BIOS hard disk emulation driver.
Part of Microsoft Windows 95/98/Me.

internat.exe
Language indicator. Microsoft Corporation.
Used for Windows 95/98/Me only.
May be a virus in the Windows NT/2000/XP/Vista.

ios
I/O Supervisor driver.
Part of Microsoft Windows 95/98/Me.

ios.vxd
Many Windows 95 driver models, such as IOS (for disk drivers) and the network, support dynamically loaded device drivers. These VxDs are not loaded by the VMM32 real-mode loader, but are loaded by a device loader that is responsible for loading and initializing the drivers at the correct time and in the correct order.
For example, for SCSI adapter miniport drivers, the device loader is *IOS. The entries for a SCSI adapter are found in this Registry key:
Hkey_Local_Machine\System\CurrentControlSet\Services\Class
Because there is no StaticVxD=xxx line in this Registry entry, the VMM32 real-mode loader does nothing when Windows 95 identifies this device.
Configuration Manager attempts to find any device node that has a DevLoader= entry in the Registry. The device loader (in the previous example, *IOS) examines the Registry, finds the PortDriver= entry, loads the driver and any associated support drivers, and initializes the adapter.
Copyright (c) Microsoft Corporation

ipsec services
IPSEC SERVICES
Microsoft tells:
“Internet Protocol security (IPSec) is a framework of open standards for ensuring private, secure communications over Internet Protocol (IP) networks, through the use of cryptographic security services.”
More info:
http://www.microsoft.com/technet/prodtec...

javasup.vxd
Microsoft Java

kb918547.exe
KB918547.EXE is related to Microsoft Knowledge Base Article 918547 documents.
Read more:
http://www.microsoft.com/technet/securit...
Manufacturer: Microsoft Corp.
www.microsoft.com

kmixer.sys
kmixer.sys is kernel audio mixer of Microsoft Windows.
I suggest you to add it to the Exclusion list (click on the "scissors" icon in the WatchDog window).
Kmixer may be closed and unloaded if it's not used. When you use audio it will be loaded again.

l3codeca.acm
L3codeca.acm is related to MPEG Layer-3 Audio Codec for MSACM.
l3codeca.acm is a part of Microsoft® Windows® Operating System.
Manufacturer: Fraunhofer Institut Integrierte Schaltungen IIS
www.iis.fraunhofer.de

lmhosts
Lmhosts is related to Microsoft Windows.
Provides support for the NetBIOS over TCP/IP (NetBT) service and NetBIOS name resolution for clients on the network, therefore enabling users to share files, print, and log on to the network. If this service is stopped, these functions might be unavailable. If this service is disabled, any services that explicitly depend on it will fail to start.
Executed using svchost.exe -k LocalServiceNetworkRestricted.

mhndrv.sys
Mhndrv.sys is related to Microsoft Multimedia Home Network (MHN) Support Driver.
Mhndrv.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

mmc.exe
MMC.EXE is related to Microsoft Management Console application.
MMC.EXE is used to display various management plug-ins accessed from the Control Panel, such as the Device Manager.
MMC.EXE is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

moufiltr.sys
MOUFILTR.SYS is related to Windows (R) 2000 DDK driver.
MOUFILTR.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

mountmgr.sys
Windows Mount Manager.
Read more:
http://www.win2000mag.com/Articles/Index...

mpssvc
MpsSvc service is related to Microsoft Windows Vista.
Executed using svchost.exe -k LocalServiceNoNetwork
Windows Firewall helps protect your computer by preventing unauthorized users from gaining access to your computer through the Internet or a network.

mqac.sys
Mqac.sys is related to Windows NT MQ Access Control Device Driver.
mqac.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

msacm32.drv
Msacm32.drv is a a Microsoft Sound Mapper.
msacm32.drv is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

msadp32.acm
Msadp32.acm is related to Microsoft ADPCM CODEC.
msadp32.acm is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

msafd.dll
Msafd.dll is Microsoft Windows Sockets service provider.
Manufacturer: Microsoft Corporation.
http://msdn.microsoft.com/library/defaul...

mscorwks.dll
mscorwks.dll Microsoft .NET Runtime Common Language.
mscorwks.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

msdtc.exe
Msdtc.exe is the Microsoft Distributed Transaction Coordinator.
Msdtc.exe loads into the system by Microsoft Personal Web Server and Microsoft SQL Server.
More info:
http://www.microsoft.com

msgina.dll
MSGINA.DLL is related to graphical identification and authentication (GINA) library.
The graphical identification and authentication (GINA) library is a component of some Microsoft Windows operating systems that provides secure authentication and interactive logon services.
Manufacturer: Microsoft Corp.
www.microsoft.com

msiexec.exe
Msiexec.exe is a part of the Microsoft Windows Operating.
Msiexec.exe is the Windows Installer Service.
More info:
http://www.microsoft.com/

msisadrv.sys
Msisadrv.sys is related to ISA Driver.
msisadrv.sys is a part of Microsoft Windows Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

msmouse.vxd
Microsoft Mouse

msmpu401.sys
Msmpu401.sys is MPU-401MIDI interface driver.

msvcr71.dll
MSVCR71.dll is related to Microsoft® C Runtime Library.
MSVCR71.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

mswsock.dll
mswsock.dll is a Microsoft extensions to Winsock.
Mswsock.dll is an API that supplies services that are not part of Winsock.

mswsosp.dll
Mswsosp.dll is the Microsoft Windows Sockets provider.
Manufacturer: Microsoft Corporation.

nabtsfec.sys
NABTSFEC.sys is related to WDM NABTS/FEC VBI Codec.
NABTSFEC.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

napinsp.dll
%WinDir%\System32\napinsp.dll is related to Microsoft Windows Vista.
E-mail Naming Shim Provider.
napinsp.dll is Winsock2 LSP component.

ndis.sys
NDIS.SYS is related to NDIS System Driver.
NDIS.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

ndis.vxd
Microsoft Networking

ndis2sup.vxd
Microsoft Networking

ndisip.sys
NdisIP.sys is related to Microsoft IP Driver.
NdisIP.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

ndiswan.vxd
Microsoft Networking

netshell.dll
Microsoft DLL file. It contains the functions for supporting
network connections.

nlaapi.dll
%WinDir%\System32\NLAapi.dll is related to Microsoft Windows Vista.
Network Location Awareness 2.
NLAapi.dll is Winsock2 LSP component.

ntkern
Windows Driver Model.
Part of Microsoft Windows 95/98/Me.

nuidfltr.sys
NUIDFLTR.SYS is related to Microsoft HID Non-User Input Data Filter update.
NUIDFLTR.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

ohci1394.sys
Ohci1394.sys is related to 1394 OpenHCI Port Driver.
ohci1394.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

oprghdlr.sys
OPRGHDLR.SYS is a ACPI Operation Registration Driver.
Manufacturer: Microsoft Corporation

pagefile
Swapfile driver.
Part of Microsoft Windows 95/98/Me.

pageswap
Swapfile manager driver.
Part of Microsoft Windows 95/98/Me.

parallel.sys
PARALLEL.SYS is related to Parallel Printer Driver.
PARALLEL.SYS is a part of Microsoft Windows Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

parity
Memory parity driver.
Part of Microsoft Windows 95/98/Me.

pciidex.sys
PCIIDEX.SYS is related to PCI IDE Bus Driver Extension.
PCIIDEX.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

perf
System Monitor data collection driver.
Part of Microsoft Windows 95/98/Me.

plugplay
%WinDir%\System32\svchost.exe -k DcomLaunch is related to Microsoft Windows.
Enables a computer to recognize and adapt to hardware changes with little or no user input. Stopping or disabling this service will result in system instability.
Service name:PlugPLay.

pmemnt.sys
PMEMNT.SYS is related to Physical Memory Driver.
PMEMNT.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

pnpmem.sys
PNPMEM.SYS is related to Plug and Play Memory Driver.
PNPMEM.SYSis a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

policyagent
PolicyAgent is related to Microsoft Windows Vista.
PolicyAgent is a system service execute using:
svchost.exe -k NetworkServiceNetworkRestricted
Internet Protocol security (IPsec) supports network-level peer authentication, data origin authentication, data integrity, data confidentiality (encryption), and replay protection. This service enforces IPsec policies created through the IP Security Policies snap-in or the command-line tool "netsh ipsec". If you stop this service, you may experience network connectivity issues if your policy requires that connections use IPsec. Also,remote management of Windows Firewall is not available when this service is stopped.

portabledeviceapi.dll
PortableDeviceApi.dll is a Windows Portable Device API Components.
PortableDeviceApi.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

portabledevicetypes.dll
PortableDeviceTypes.dll is a Windows Portable Device (Parameter) Types Component.
PortableDeviceTypes.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

powrprof.dll
Microsoft Corporation software.
Used in Windows 95/98/Me only.
Loads Power Management settings.
Two entries are necessary, because the first is used before a user logon to Windows.
Not required if power management is not used.

ptilink.sys
PTILINK.SYS is related to Parallel Technologies DirectParallel IO Library.
PTILINK.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Parallel Technologies, Inc.
www.ptnet.com

rassstp.sys
RASSSTP.SYS is related to RAS SSTP Miniport Call Manager.
RASSSTP.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

reboot
Ctrl+Alt+Del manager.
Part of Microsoft Windows 95/98/Me.

redbook.sys
Microsoft system driver.
"The Redbook system driver (redbook.sys) is the KS filter that manages the rendering of CD
digital audio. The Redbook driver is a client of the SysAudio system driver. The system routes
CD digital audio through the file system to the Redbook driver and then to the SysAudio driver.
The CD digital audio is rendered on the preferred wave output device (as set in the Multimedia
property pages in Control Panel)".
More info:
http://msdn.microsoft.com/library/defaul...

redir.exe
Redir.exe is related to Virtual Device Driver (VDD) redirector for the MS-DOS Virtual DOS Machine (VDM).
redir.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

rnapapp.exe
Dial-Up Networking Application.
Microsoft Corporation. Never used in the startup sections. Launched automatically when connecting using dial-up.

rndismpx.sys
Rndismpx.sys is related to Remote NDIS Miniport Network Driver.
rndismpx.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

rnr20.dll
Rnr20.dll is Windows Socket2 NameSpace DLL.
Manufacturer: Microsoft Corporation.

rsrcmtr.exe
Microsoft Corporation Windows 9X/ME only.
Resource meter. Very useful for check resources. Not used with Windows NT4/W2K/XP.

rundll32 mmhid.dll,startmmhid
MMHID.DLL is a part of operation system.
It's required if you use audio devices connected via USB port.

rundll32.exe
%SysDir%\rundll32.exe is a process which executes DLL's and places their libraries into the memory.
rundll32.exe can be used more efficiently by applications.
rundll32.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

rundll32.exe iernonce.dll,runonceexprocess
Executes RunOnceEx applications. Used only with Windows 95 in the RunOnce key. Leave it working and add to the Exclusion list.

rundll32.exe powrprof.dll,loadcurrentpwrscheme
Microsoft Corporation
Loads Power Management.
Two entries are nesessary, because the first (RunServices) works before user logon.
You may suspend of running powrprof.dll if you don't want to use power management.

sclgntfy.dll
Sclgntfy.dll is a part of Microsoft Windows.
Sclgntfy.dll is the Secondary Logon Service Notification DLL.

sdvxd
Smartdrive driver.
Part of Microsoft Windows 95/98/Me.

sentry.sys
Sentry.sys is related to Sentry H/W lock Driver.
sentry.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

setupx.dll
setupx.dll is a Windows Setup Library.
setupx.dll contains functions that are used by the common installation and setup programs.
setupx.dll is a part of Microsoft Windows Operation system.

shdocvw.dll
Shdocvw.dll is a Microsoft Shell Doc Object and Control Library.
Shdocvw.dll is an important part of Microsoft Windows.

shell
Shell device driver.
Part of Microsoft Windows 95/98/Me.

shell32.dll
Windows Shell common DLL. Required!

sis.sys
SIS.SYS is related to Single Instance Storage Filter.
SIS.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

slip.sys
SLIP.sys is related to Microsoft Slip Deframing Filter Minidriver.
SLIP.sysis a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

spooler
Spoolsv.exe is the part of Microsoft Windows.
The spooler service is responsible for managing spooled print/fax jobs.

statemgr.exe
Microsoft Corporation.
Windows ME only.
Windows default for System Restore.

stimon.exe
Still Image Monitor (Stimon.exe) is a tool that is installed by Windows Millennium Edition (Me) and Windows 98 when a Universal Serial Bus (USB) scanning device is successfully enumerated. Stimon.exe is configured to start automatically during the Windows startup process, and is loaded from the following registry key:
HKLM\...\Run
Stimon contains two modules: Event Monitor and Control Center.

stisvc.exe
stisvc.exe is a Microsoft Still Image Service.
Microsoft tells:
“Windows Image Acquisition (WIA) enables imaging programs, such as Microsoft Picture It! 2000, Kodak Imaging, or Adobe Photoshop, to communicate with imaging devices such as digital cameras and scanners. WIA supports digital still cameras and both low-end and high-end scanners; it also enables you to retrieve still images from IEEE 1394-based digital video (DV) camcorders and Universal Serial Bus (USB) Web cameras.”
More info:
http://support.microsoft.com/default.asp...

stobject.dll
System tray related DLL.
Used for supporting system icons, styles etc.
Manufacturer: Microsoft

streamip.sys
STREAMIP.SYS is related to Microsoft IP Driver.
STREAMIP.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

svchost -k dcomlaunch
DCOMLaunch is an important system service for Microsoft Windows XP.
DCOMLaunch was added with Service Pack2.
Microsoft tells:
"To reduce the attack surface of Windows and provide defense in depth, the RPCSS service functionality was split into two services. The RPCSS service with all the original functionality that did not require Local System privileges now runs under the Network Service account. A new DCOMLaunch service that includes functionality that requires Local System privileges runs under the Local System account.
This change reduces the attack surface and provides defense in depth for the RPCSS service since an elevation of privilege in the RPCSS service will now be limited to the Network Service privilege."
http://www.microsoft.com/technet/prodtec...

svchost -k rpcss
svchost.exe -k rpcss is the standard part of Windows system.
Provides the RPC services.

svchost.exe -k localservice
"svchost.exe -k LocalService" is the standard part of Windows.
It is the universal commmand for auto starting of the locall services.
Related services (Windows XP):
Alerter
WebClient
LmHosts
RemoteRegistry
upnphost
SSDPSRV

svchost.exe -k netsvcs
Svchost.exe is a generic process name for services for loading dynamic link libraries (DLLs).
When you start Windows XP, Svchost,exe constructs multiple lists of service groupings that need to be loaded.
Each instance can run at the same time. Svchost,exe groups are delineated at:
HKEY_LOCAL_MACHINE\Software\Microsoft\WindowsNT\CurrentVersion\Svchost.
The command:
svchost -k netsvcs starts the network related services:
6to4
AppMgmt
AudioSrv
Browser
CryptSvc
DMServer
DHCP
ERSvc
EventSystem
FastUserSwitchingCompatibility
HidServ
Ias
Iprip
Irmon
LanmanServer
LanmanWorkstation
Messenger
Netman
Nla
Ntmssvc
NWCWorkstation
Nwsapagent
Rasauto
Rasman
Remoteaccess
Schedule
Seclogon
SENS
Sharedaccess
SRService
Tapisrv
Themes
TrkWks
W32Time
WZCSVC
Wmi
WmdmPmSp
winmgmt
TermService
wuauserv
BITS
ShellHWDetection
helpsvc
uploadmgr

Status: this command is required to start network features in the Windows.

svchost.exe -k netsvcs
"svchost.exe -k netsvcs" is the standard part of Windows.
It is the universal commmand for auto starting of the network services.
Related services (Windows XP):
6to4
AppMgmt
AudioSrv
Browser
CryptSvc
DMServer
DHCP
ERSvc
EventSystem
FastUserSwitchingCompatibility
HidServ
Ias
Iprip
Irmon
LanmanServer
LanmanWorkstation
Messenger
Netman
Nla
Ntmssvc
NWCWorkstation
Nwsapagent
Rasauto
Rasman
Remoteaccess
Schedule
Seclogon
SENS
Sharedaccess
SRService
Tapisrv
Themes
TrkWks
W32Time
WZCSVC
Wmi
WmdmPmSp
winmgmt
TermService
wuauserv
BITS
ShellHWDetection
helpsvc
xmlprov
wscsvc
WmdmPmSN

svchost.exe -k networkservice
svchost.exe -k NetworkService is the standard part of Windows system.
"NetworkService " is used for starting Dnscache service.
Resolves and caches Domain Name System (DNS) names for this computer. If this service is stopped, this computer will not be able to resolve DNS names and locate Active Directory domain controllers. If this service is disabled, any services that explicitly depend on it will fail to start.

svchost.exe -k rpcss
svchost.exe -k rpcss is the standard part of Windows system.
Provides the RPC services.

systray.exe
Microsoft Corporation
System Tray loads tray icons, like the Volume Control, Keyboard, Display, etc.

tabbtnwl.dll
TabBtnWL.dll is a Microsoft Tablet PC Buttons component.
Microsoft Corporation.
Winlogon Notification component.

tpgwlnot.dll
Tpgwlnot.dll is Microsoft Tablet PC Component.

uimbus.sys
UIMBUS.SYS is related to Universal Image Mounter Controller.
UIMBUS.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

update.sys
Microsoft driver for updating system components.
It works with Windows'98 or higher.

usbohci.sys
USBOHCI.SYS is related to OHCI USB Miniport Driver.
USBOHCI.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

utilman.exe
UtilMan.exe is a Utility Manager.
UtilMan.exe enables users to check an accessibility program's status and start or stop an accessibility program.
UtilMan.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
http://www.microsoft.com/enable/training...

uwdf.exe
Uwdf.exe is related to Windows User-Mode Driver Framework.
uwdf.exe is used for additional multimedia features.
uwdf.exe is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

v86mmgr
MS-DOS memory manager.
Part of Microsoft Windows 95/98/Me.

vcache
Cache manager driver.
Part of Microsoft Windows 95/98/Me.

vcd
Communications port driver.
Part of Microsoft Windows 95/98/Me.

vcdfsd
CD-ROM filesystem driver.
Part of Microsoft Windows 95/98/Me.

vcomm
Communications port Plug and Play driver.
Part of Microsoft Windows 95/98/Me.

vcond
Console subsystem driver.
Part of Microsoft Windows 95/98/Me.

vdd
Display driver.
Part of Microsoft Windows 95/98/Me.

vdef
Default file system driver.
Part of Microsoft Windows 95/98/Me.

vdmad
Direct Memory Access controller driver.
Part of Microsoft Windows 95/98/Me.

vfat
FAT filesystem driver.
Part of Microsoft Windows 95/98/Me.

vfbackup
Floppy backup helper driver.
Part of Microsoft Windows 95/98/Me.

vfixd.vxd
Microsoft Video Phone helper

vflatd
Linear aperture video driver.
Part of Microsoft Windows 95/98/Me.

vgapnp.sys
Vgapnp.sys is related to VGA/Super VGA Video Driver.
vgapnp.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

vi_grm.exe
Driver for SIS 6326 graphics.
Required if use this chip..

viagart.vxd
VIA vxd path for VMM. Required.

viaide.sys
Viaide.sys is related to Generic PCI IDE Bus Driver.
viaide.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

vistaui.exe
VISTAUI.EXE is related to Windows Logon UI for Windows Vista.
VISTAUI.EXE is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

vkd
Keyboard Driver.
Part of Microsoft Windows 95/98/Me.

vmcpd
Math coprocessor driver.
Part of Microsoft Windows 95/98/Me.

vmd
Windows 3.1-compatible mouse driver.
Part of Microsoft Windows 95/98/Me.

vmm
Virtual Machine Manager.
Important part of the Microsoft Windows 9X.

vmm32.vxd
Status: this is the kernel of Windows 95/98/Me.
Required for Windows working

vmouse
Mouse Driver.
Part of Microsoft Windows 95/98/Me.

vmpol
System idle-time driver.
Part of Microsoft Windows 95/98/Me.

vnetbios.vxd
Microsoft Networking

vnetsup.vxd
Microsoft network client support.
Virtual device driver for Windows 95/98/Me.

vpd
Printer driver.
Part of Microsoft Windows 95/98/Me.

vpicd
Hardware interrupt manager.
Part of Microsoft Windows 95/98/Me.

vpowerd
Advanced Power Management Driver.
Part of Microsoft Windows 95/98/Me.

vredir.vxd
Microsoft Networking

vrtwd.386
Microsoft clock management

vrtwd.vxd
Microsoft clock management

vsd
Speaker driver.
Part of Microsoft Windows 95/98/Me.

vserver.vxd
This VxD is used to execute network server on your computer.
If you have a problem with this file during Windows boot, read the article how to resolve this problem:
http://support.microsoft.com/default.asp...

vshare
File sharing driver.
Part of Microsoft Windows 95/98/Me.

vtd
Timer device driver.
Part of Microsoft Windows 95/98/Me.

vtdapi
Multimedia timer driver.
Part of Microsoft Windows 95/98/Me.

vwin32
Win32 subsystem driver.
Part of Microsoft Windows 95/98/Me.

vxdldr
Dynamic device driver loader.
Part of Microsoft Windows 95/98/Me.

wbemcomn.dll
Wbemcomn.dll is related to WMI Microsoft Corporation.
fastprox.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

wbemprox.dll
Wbemprox.dll is related to WMI Microsoft Corporation.
fastprox.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

wbemsvc.dll
Wbemsvc.dll is related to WMI Microsoft Corporation.
fastprox.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

wersvcgroup
%WinDir%\System32\svchost.exe -k WerSvcGroup is related to Microsoft Windows Vista.
Allows errors to be reported when programs stop working or responding and allows existing solutions to be delivered. Also allows logs to be generated for diagnostic and repair services. If this service is stopped, error reporting might not work correctly and results of diagnostic services and repairs might not be displayed.
WerSvcGroup is a system service.

windefend
%WinDir%\System32\svchost.exe -k secsvcs is related to Microsoft Windows Vista.
WinDefend system service - Windows Defender.
Scan your computer for unwanted software, schedule scans, and get the latest unwanted software definitions.

winnotify.dll
winnotify.dll is a part of SP3 for Microsoft Windows 2000.
Manufacturer: Microsoft Corp.
www.microsoft.com

winrnr.dll
Winrnr.dll is used for LDAP name resolution.
Winrnr.dll is a part of Microsoft Windows Operation system.

winspool.dll
Winspool.dll is related to Windows Spooler Driver.
winspool.dll is a renamed version of winspool.drv.
winspool.dll is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

winspool.drv
WINSPOOL.DRV is a Windows Spooler Driver.
WINSPOOL.DRV is used for interface with the printer.
WINSPOOL.DRVis a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

wlnotify.dll
Wlnotify.dll is a part of Microsoft Windows.
Wlnotify.dll is a common DLL to receive Winlogon notifications.

wsearch
%WinDir%\System32\SearchIndexer.exe /Embedding is related to Microsoft Windows Vista.
Provides content indexing and property caching for file, email and other content (via extensibility APIs). The service responds to file and email notifications to index modified content. If the service is stopped or disabled, the Explorer will not be able to display virtual folder views of items, and search in the Explorer will fall back to item-by-item slow search.
WSearch service.

wshbth.dll
Wshbth.dll is a Windows Sockets Helper DLL.
Wshbth.dll is a part of Microsoft Windows Operation system.

wshtcp.vxd
TCP/IP TDI transport support.
Supports TCP/IP-specific functionality for Microsoft TDI transport service provider for Windows Sockets 2.0

wsipx.vxd
Windows Sockets over IPX/SPX.
Supports IPX/SPX Windows Sockets 1.1–compatible transport.

wsock.vxd
Windows Sockets 1.1 transport service provider.
Kernel mode support for Windows Sockets 1.1–compatible transport service providers (currently only IPX/SPX).

wsock2.vxd
Windows Sockets 2.0 transport service provider.
Kernel mode support for Windows Sockets 2.0–compatible transport service providers (currently only TCP/IP).

wstcodec.sys
WSTCODEC.SYS is related to WDM WST Codec Driver.
WSTCODEC.SYS is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

wuaueng.dll
WUAUENG.DLL is related to Microsoft Windows Update.
WUAUENG.DLL ia a part of Microsoft Windows Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com

wudfrd.sys
Wudfrd.sys is related to Windows Driver Foundation - User-mode Driver Framework Reflector.
wudfrd.sys is a part of Microsoft® Windows® Operating System.
Manufacturer: Microsoft Corp.
www.microsoft.com


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