mspatch32.exe is a worm W32/Rbot-AWF. mspatch32.exe opens a back door on IRC channels. mspatch32.exe spreads via open network shares. Related files: %System%\mspatch32.exe More info: http://www.sophos.com/virusinfo/analyses... Removal: Kill mspatch32.exe process and remove mspatch32.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.