TORPIG virus

My ISP told me I have this virus on my computer but I used Microsoft Security Essentials and Scanner to scan my PC and I did not see any infected files.

Are there any free tools out there that can remove this virus from my computer if it exists please?

Thanks

 

Malware removal sites courtesy of LemP

Or -- and I think this is what you really should do because your problem is likely to be buried pretty deeply -- seek guided malware removal help from one of the specialty forums:
• Bleeping Computer: Am I infected? What do I do?
http://www.bleepingcomputer.com/forums/forum103.html
• MalwareBytes' Anti-Malware
http://forums.malwarebytes.org/index.php?showforum=41
• SpywareHammer: Malware Removal
http://spywarehammer.com/simplemachinesforum/index.php?board=10.0
• Spyware Warrior: Help with spyware removal
http://www.spywarewarrior.com/viewforum.php?f=5
• DSL Reports: Security Cleanup
http://www.dslreports.com/forum/cleanup
• Bluetack: Malware Removal
http://www.bluetack.co.uk/forums/index.php?showforum=172
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the persons at the sites above are skilled at this, just follow directions explicitly, read any sticky threads first.