Download this registry edit and reboot your computer
immediately. Scan your computer
immediately with your antivirus program after reboot.
http://www.kellys-korner-xp.com/regs_edits/exefix.regSome viruses work by corrupting your EXE files so that whenever you run these applications, you run the virus instead.

This registry editor will override any changes these viruses has made, allowing you to "restore".
