Help!!! I catch a Troyan

and I can't get rid of it ,Im using AVG ,it recognized but it doesn't seem to fix it, aww man I don't wanna format my drive not now :-[
Flight Simulator and other chat
https://forums.simviation.com/phpBB3/
https://forums.simviation.com/phpBB3/viewtopic.php?f=9&t=26168