' Disable an Extension File
strComputer = "."
Set objWMIService = GetObject _
("winmgmts:{authenticationLevel=pktPrivacy}\\" _
& strComputer & "\root\microsoftiisv2")
Set colItems = objWMIService.ExecQuery _
("Select * From IIsWebService")
For Each objItem in colItems
objItem.DisableExtensionFile _
("C:\WINDOWS\system32\bitssrv.dll")
Next