if you can, please download Hitman Pro 3.5. from here http://www.surfright.nl/en/downloads/ , and then please reboot into safe mode by restarting your computer, and tapping the F8 key, once in safe mode, go to/do the follow:
1) My Computer
2) Right Click on your hard drive, and click on "Properties".
3) Click on the "Tools" tab.
4) Click on the "Check Now" button underneath where it says "Error-Checking", and please check the two boxes that say "Automatically fix file and system errors", and "Scan for and attempt recovery of bad sectors", then click "Start".
After the scan is finished, please install Hitman Pro 3.5. and run a scan with it to see if it finds anything and gets rid of it. After that reboot into Windows normally, and let me know if you're still infected.