Follow these step by step to remove USB virus from ur computer

1) Goto Start -> Run
2) Type “gpedit.msc” (This is the group policies editor)
3) Click “Administrative Templates” under Computer Configuration
4) Then click “System”
5) Select “Turn off Autoplay”
6) Set it to “Enable” and choose to “Turn off Autoplay on All Drives”

Hope u enjoyed. Coontact if not working.

Have nice time