and also u can try TRUE SWORD: http://www.securitystronghold.com/true_sword.html
in my case true sword removed some stuff that pother softs didnt or i couldnt manually
but the same, demo, so it would remove 10 problems only..i installed it several times:]
and also CLAMWIN: http://www.clamwin.com/
and also manufaktura...i didnt want to reinstall my pocitac [any so i checked manually all suspicious .exe, .dll and changed stuff in registry