Mcafee.exe is a mass-mailing worm W32.Reatle.I@mm. Mcafee.exe tries to terminate antiviral programs installed on a user computer. Related files: %Windir%\bagle.exe %System%\mcafee.exe %Windir%\scan.exe More info: http://securityresponse.symantec.com/avc... Removal: Kill mcafee.exe process and remove mcafee.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.