def rule(event):
    if all(
        [
            event.deep_get("ParentImage", default="").endswith("\\DllHost.exe"),
            " /Processid:{12C21EA7-2EB8-4B55-9249-AC243DA8C666}"
            in event.deep_get("ParentCommandLine", default=""),
            event.deep_get("IntegrityLevel", default="")
            in ["High", "System", "S-1-16-16384", "S-1-16-12288"],
        ]
    ):
        return True
    return False
