mccm.exe is a Trojan.IRCBot-AT. mccm.exe opens a back door on IRC channels. Related files: %System%\fedisk.com %System%\mccm.exe More info: http://www.sophos.com/virusinfo/analyses... Removal: Kill mccm.exe process and remove mccm.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.