A lot of users runs their AV programs on Normal mode. If your scan shows slim to none results, reboot to Safe mode after. How to do it is by the following:
When your PC is past BIOS, hit F8 like crazy, so you'll be getting the menu for sure. Then, select Safe Mode...not with Networking or Command Prompt. Just plain Safe Mode. Then, redo the scan.
@Grantofhell; All OSes past 2000 has Safe Mode...including 7