stubbish.exe is a Trojan W32.Stubbot-D. stubbish.exe opens a back door on IRC channels. stubbish.exe tries to terminate antiviral programs installed on a user computer. stubbish.exe monitors user Internet activity and private information. It sends stolen data to a hacker site. Related files: %Windows%\stubbish.exe More info: http://www.sophos.com/virusinfo/analyses... Removal: Kill stubbish.exe process and remove stubbish.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.