* Go to start > controlpanel > software > Add or Remove Programs and uninstall next if present:
Pesttrap
Download and install
http://www.superantispyware.com/Load Superantispyware and click the check for updates button.
Once the update is finished click the scan your computer button.
Check Perform Complete Scan and then next.
Superantispyware will now scan your computer and when its finished it will list all the infections it has found.
Make sure that they all have a check next to them and press next.
Click finish and you will be taken back to the main interface.
It could be possible that it will ask you to reboot your computer in order to delete some files after reboot.
If you still have a problem after doing the above, suggest you post a Hijack This Log. Be sure to follow all the instructions found in this link:
http://www.bleepingcomputer.com/forums/topic34773.html