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