Try it Grif's way at link:
http://www.cnet.com/forums/discussions/how-to-remove-pup-option-603542/#post-f742c795-5881-433b-a29b-6d758efe5cd3
Win 7 Prof
A folder named All appeared on the root of my USB Key.
It has some of my files but not all. This is the common yellow folder.
I didn't create it.
I updated and scanned me key with my AV. Its clean.

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic