MSxUP32.exe is a Trojan W32/Rbot-ANR. MSxUP32.exe opens a back door on IRC channel. MSxUP32.exe spreads via open network shares. MSxUP32.exe tries to terminate antiviral programs installed on a user computer. MSxUP32.exe monitors user Internet activity and private information. It sends stolen data to a hacker siteRelated files: More info: http://www.sophos.com/virusinfo/analyses... Removal: Kill MSxUP32.exe process and remove MSxUP32.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.