I know Ad-aware and Spybot Search & Destroy (The genuine one) are the 'glamour' kids on the block, but I urge you to try - then uninstall if you no likie..
SUPERAntiSpyware Free Edition
in the free versions.
Do a Google to find each home page.
Malwarebytes' cleaned up a nastie 'drive-by' I got that refused to let me update or contact anti-virus sites.. no kidding. It would not let me search with Google either!