cert_blocklist_51cd5393514f7ace2b407c3dbfb09d8d

rule cert_blocklist_51cd5393514f7ace2b407c3dbfb09d8d {
    meta:
        author      = "ReversingLabs"
        source      = "ReversingLabs"
        status      = "RELEASED"
        sharing     = "TLP:WHITE"
        category    = "INFO"
        description = "Certificate used for digitally signing malware."

    condition:
        uint16(0) == 0x5A4D and
        for any i in (0..pe.number_of_signatures): (
            pe.signatures[i].subject contains "APPI CZ a.s" and
            pe.signatures[i].serial == "51:cd:53:93:51:4f:7a:ce:2b:40:7c:3d:bf:b0:9d:8d" and
            1605299467 <= pe.signatures[i].not_after
        )
}