msnmsgr.exe - Dangerous
%sysdir%\msnmsgr.exe
Jeff's Story:
My PC had gotten a bad rootkit that my ISP antivirus software (powered by McAfee) could not detect, nor could fix.
I sought a solution on the Internet and discovered your product and tried out the trial.
You quickly found the rootkit and SAVED my PC!
I haven't had any problems since, and I'm extremely grateful.
Manual removal instructions:
It also contains backdoor Trojan functionality, allowing unauthorised remote access to the infected computer via IRC channels while running in the background as a service process.
Copies itself to the file MSNMSGR.EXE in the Windows system folder and creates entries at the following locations in the registry so as to run itself on system startup, resetting them every minute:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
It sets the following registry entries every 2 minutes:
HKLM\SOFTWARE\Microsoft\Ole\EnableDCOM = "N"
HKLM\SYSTEM\CurrentControlSet\Control\Lsa\restrictanonymous = "1"
Attempts to delete network shares on the host computer every 2 minutes.
Attempts to terminate processes relating to some files.
Automatic Removal: Use RegRun Startup Optimizer to remove it from startup.