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