cert_blocklist_12d5a4b29fe6156d4195fba55ae0d9a9

rule cert_blocklist_12d5a4b29fe6156d4195fba55ae0d9a9 {
    meta:
        author      = "ReversingLabs"
        source      = "ReversingLabs"
        status      = "RELEASED"
        sharing     = "TLP:WHITE"
        category    = "INFO"
        description = "Certificate used for digitally signing GovRAT malware."

    condition:
        uint16(0) == 0x5A4D and
        for any i in (0..pe.number_of_signatures): (
            pe.signatures[i].subject contains "Open Source Developer, Marc Chapon" and
            pe.signatures[i].serial == "12:d5:a4:b2:9f:e6:15:6d:41:95:fb:a5:5a:e0:d9:a9" and
            1404172799 <= pe.signatures[i].not_after
        )
}