HKTL_NET_GUID_EasyNet

rule HKTL_NET_GUID_EasyNet {
    meta:
        description = "Detects .NET red/black-team tools via typelibguid"
        reference = "https://github.com/TheWover/EasyNet"
        license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
        author = "Arnim Rupp (https://github.com/ruppde)"
        date = "2021-01-21"
        modified = "2025-08-15"
        id = "8408a057-4910-5d7b-80bc-78df17c95bf7"
    strings:
        $typelibguid0lo = "3097d856-25c2-42c9-8d59-2cdad8e8ea12" ascii wide
        $typelibguid1lo = "ba33f716-91e0-4cf7-b9bd-b4d558f9a173" ascii wide
        $typelibguid2lo = "37d6dd3f-5457-4d8b-a2e1-c7b156b176e5" ascii wide
    condition:
        (uint16(0) == 0x5A4D and uint32(uint32(0x3C)) == 0x00004550) and any of them
}