It is not a virus but it is malware and a scam. Go through the
preparatory work here:
http://www.elephantboycomputers.com/...moving_Malware
A Google for "www.regfixpc.xxx" (url munged) didn't net me anything, but
based on the reported behavior I'd also go through these specific
steps:
http://www.elephantboycomputers.com/...itfraud_Trojan
Then do the rest of the general malware removal steps, including the
finishing up.
If the procedures look too complex - and there is no shame in admitting
this isn't your cup of tea - take the machine to a professional
computer repair shop (not your local version of BigStoreUSA).
Malke
--
Elephant Boy Computers
www.elephantboycomputers.com
"Don't Panic!"
MS-MVP Windows - Shell/User