wuuaclt.exe - Dangerous
%sysdir%\wuuaclt.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:
Wuuaclt.exe opens a back door on TCP port 4123.
Wuuaclt.exe spread by exploiting the Microsoft Windows LSASS Buffer Overrun Vulnerability (Microsoft Security Bulletin MS04-011).
Related files:
%System%\wuuaclt.exe
Adds the value:
"Windows32" = "%System%\wuuaclt.exe"
to the Windows startup registry keys.
Removal:
Kill wuuaclt.exe process and remove wuuaclt.exe from Windows startup.