nexom.exe is a worm W32.Sdranck-X. nexom.exe opens a back door. nexom.exe spreads via open network shares. Related files: %System%\gomex.exe %System%\nexom.exe %System%\secarik.exe More info: http://www.sophos.com/virusinfo/analyses... Removal: Kill nexom.exe process and remove nexom.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.