rundll132.exe is a Trojan.Ragrok-A. rundll132.exe tries to terminate antiviral programs installed on a user computer. rundll132.exe monitors user Internet activity and private information. It sends stolen data to a hacker site. Related files: %Windows%\rundll132.exe %System%\rodll.dll More info: http://www.sophos.com/virusinfo/analyses... Removal: Kill rundll132.exe process and remove rundll132.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.