Do I have a virus? Trojan horse? Scary! I think I need a computer support specialist. What options do I have? How much does it cost?
This site offers an overview for those facing issues like this.
Remote PC Repair is a method for troubleshooting software related problems via remote desktop connections. Technicians use software that allows the technician to access the user's desktop via the Internet. With the user's permission, the technician can take control of the user's mouse and keyboard, transfer various diagnostic and repair applications to the user's desktop, run scans, install antivirus programs, etc.