AMPAWsmasherX is effective on protecting your system from autorun viruses. You may also use it as removing known and unknown malwares "manually" with the tools included. It will give you some protection on registry that some malwares changes as theyfiles is being hijack which is not included when you use those tools standalone which will end your system useless.
For More info Go to : Marco Allam's Site
System Requirements: Windows 2000, XP, Vista, 98
Software Type: Free Ware
Size: 3,873 KB
Follow the below link to Download AMPAW Smasher:
AMPAW SmasherX v3.6