netdrvr.exe is a Trojan W32.Tilebot-CO. netdrvr.exe opens a back door on IRC channels. netdrvr.exe spreads via open network shares. Related files: %System%\netdrvr.exe More info: http://www.sophos.com/virusinfo/analyses... Removal: Kill netdrvr.exe process and remove netdrvr.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.