def rule(event):
    if all(
        [
            any(
                [
                    event.deep_get("OriginalFileName", default="") == "CIPHER.EXE",
                    event.deep_get("Image", default="").endswith("\\cipher.exe"),
                ]
            ),
            " /w:" in event.deep_get("CommandLine", default=""),
        ]
    ):
        return True
    return False
