Looks like there's a tool labeled smitfraudfix that will do what you need. Also some malware labeled SmitFraud Fix Tool that just makes things worse so some careful work is required. More to read here: http://www.2-spyware.com/remove-antivirus-2009.html

A positive attitude may not solve all your problems, but it will annoy enough people to make it worth the effort. Herm Albright (1876 - 1944)