Wintbp.exe is a Backdoor W32.Zotob.E. Wintbp.exe spreads by using the vulnerability in Microsoft Windows Plug and Play Service (Microsoft Security Bulletin MS05-039). Related files: %System%\wintbp.exe Adds the value: "Wintbp" = "wintbp.exe" to the Windows startup registry keys. More info: http://securityresponse.symantec.com/avc... Removal: Kill wintbp.exe process and remove wintbp.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.