Ask at a forum/site that supports gmer such as www.bleepingcomputer and post the files on www.virustotal.com and see what the scanners there say.
I will move this post to the security forum.
Tried McAfee's RootkitRemover and/or Stinger?
See the last link in my signature below.
Normally only the Hijackthis or DDS forums advise people to run GMer and that is under their supervision. See the bottom of that link for the HJT links.