def rule(event):
    if any(
        [
            any(
                [
                    "dll,MyStart" in event.deep_get("CommandLine", default=""),
                    "dll MyStart" in event.deep_get("CommandLine", default=""),
                ]
            ),
            all(
                [
                    event.deep_get("CommandLine", default="").endswith(" MyStart"),
                    "rundll32.exe" in event.deep_get("CommandLine", default=""),
                ]
            ),
        ]
    ):
        return True
    return False
