cert_blocklist_085b70224253486624fc36fa658a1e32

rule cert_blocklist_085b70224253486624fc36fa658a1e32 {
    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 "Best Fud, OOO" and
            pe.signatures[i].serial == "08:5b:70:22:42:53:48:66:24:fc:36:fa:65:8a:1e:32" and
            1597971601 <= pe.signatures[i].not_after
        )
}