sNewPassword = "pass"
Set oWshNet = CreateObject("WScript.Network")
sComputer = oWshNet.ComputerName
sAdminName = GetAdministratorName
On Error Resume Next
Set oUser = GetObject("WinNT://" & sComputer & "/" & sAdminName & ",user")
oUser.SetPassword sNewPassword
oUser.SetInfo
On Error Goto 0
msgbox "done"
Function GetAdministratorName()
Dim sUserSID, oWshNetwork, oUserAccount
Set oWshNetwork = CreateObject("WScript.Network")
Set oUserAccounts = GetObject( _
"winmgmts://" & oWshNetwork.ComputerName & "/root/cimv2") _
.ExecQuery("Select Name, SID from Win32_UserAccount" _
& " WHERE Domain = '" & oWshNetwork.ComputerName & "'")
On Error Resume Next
For Each oUserAccount In oUserAccounts
If Left(oUserAccount.SID, 9) = "S-1-5-21-" And _
Right(oUserAccount.SID, 4) = "-500" Then
GetAdministratorName = oUserAccount.Name
Exit For
End if
Next
End Function