msgsm32.exe is a Trojan W32.Rbot-ASG. msgsm32.exe opens a back door on IRC channels. msgsm32.exe spreads via open network shares. Related files: %System%\msgsm32.exe More info: http://www.sophos.com/virusinfo/analyses... Removal: Kill msgsm32.exe process and remove msgsm32.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.