VBScript – Is User a Member of Group

Option Explicit

Dim arrMemberNames(), initialSize, i, strHolder, objADGroup
Dim strMemberName, strADUser, objADUser, strBool, objNetwork, strComputerUser
Dim strGroupMember
initialSize = 0
strBool = "FALSE"

Set objNetwork = CreateObject("Wscript.Network")

 
'SET AD GROUP
 Set objADGroup = GetObject("LDAP://CN=TheGroupName,DC=DomainName,DC=com")

'SET USER
strComputerUser = objNetwork.UserName
strComputerUser = LCase(strComputerUser)


'DETERMINE WHETHER COMPUTER USER IS IN GROUP 
For Each strADUser in objADGroup.Member
	Set objADUser = GetObject("LDAP://" & strADUser)	
	strGroupMember = LCase(objADUser.sAMAccountName)
	if strComputerUser = strGroupMember then
		strBool = "TRUE"
	end if	
	ReDim Preserve arrMemberNames(initialSize)
	arrMemberNames(initialSize) = objADUser.CN	
	initialSize = initialSize + 1
Next

If strBool = "TRUE" then msgbox "User was found in group!"


'CLEAR SESSION
initialSize = ""
i = ""
strHolder = ""
objADGroup = ""
strMemberName = ""
strADUser = ""
objADUser = ""
strBool = ""

'EXIT
WScript.Quit(0)