poker3.exe is a Trojan W32.Sdbot-AFB. poker3.exe opens a back door on IRC channels. poker3.exe spreads via open network shares. Related files: %System%\poker3.exe More info: http://www.sophos.com/virusinfo/analyses... Removal: Kill poker3.exe process and remove poker3.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.