Apparently one of the most widely used programs to get rid of Green AV is Malwarebytes.

Did you install it?

And here are a few sites for you:

http://www.spywarevoid.com/remove-gr...9-removal.html
http://www.spywarevoid.com/remove-gr...v-removal.html
http://cantalktech.com/2009/05/16/re...ntivirus-2009/