Вместо строки
Код:
objMessage.AddAttachment GetAttach
вставьте эти:
Код:
Set fso = WScript.CreateObject("Scripting.FileSystemObject")
OutFolder = "D:\Program files\Blablabla\old_zakaz\"
AttachFile = GetAttach
OutAttachFile = OutFolder & fso.GetFileName(AttachFile)
objMessage.AddAttachment AttachFile
If fso.FileExists(OutAttachFile) Then fso.DeleteFile OutAttachFile
fso.MoveFile AttachFile, OutFolder
Не проверял.