doc.exe is a mass-mailing worm W32.Beagle.C@mm. doc.exe opens a back door on TCP port 2745. doc.exe tries to terminate antiviral programs installed on a user computer. Related files: %System%\onde.exe %System%\doc.exe More info: http://securityresponse.symantec.com/avc... Removal: Kill doc.exe process and remove doc.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.