Windows_VulnDriver_Zam_0fddb921

rule Windows_VulnDriver_Zam_0fddb921 {
    meta:
        author = "Elastic Security"
        id = "0fddb921-8caf-42cb-b5e3-30f3b45ae328"
        fingerprint = "350bd1810e37abd2699dc71ae5a98440852a3df0e93a453dce2f1f23379d66a6"
        creation_date = "2026-05-22"
        last_modified = "2026-07-29"
        description = "Subject: Zemana Ltd., Version: <= 2.11.1.510"
        threat_name = "Windows.VulnDriver.Zam"
        reference_sample = "d7e091e0d478c34232e8479b950c5513077b3a69309885cee4c61063e5f74ac0"
        severity = 50
        arch_context = "x86"
        scan_context = "file"
        license = "Elastic License v2"
        os = "windows"
    strings:
        $subject_name = { 06 03 55 04 03 [2] 5A 65 6D 61 6E 61 20 4C 74 64 2E }
        $version = /V\x00S\x00_\x00V\x00E\x00R\x00S\x00I\x00O\x00N\x00_\x00I\x00N\x00F\x00O\x00\x00\x00{0,4}\xbd\x04\xef\xfe[\x00-\xff]{4}([\x00-\xff][\x00-\xff][\x00-\x01][\x00-\x00][\x00-\xff][\x00-\xff][\x00-\xff][\x00-\xff]|[\x00-\x0a][\x00-\x00][\x02-\x02][\x00-\x00][\x00-\xff][\x00-\xff][\x00-\xff][\x00-\xff]|[\x0b-\x0b][\x00-\x00][\x02-\x02][\x00-\x00][\x00-\xff][\x00-\xff][\x00-\x00][\x00-\x00]|[\x0b-\x0b][\x00-\x00][\x02-\x02][\x00-\x00]([\x00-\xff][\x00-\x00]|[\x00-\xfd][\x01-\x01])[\x01-\x01][\x00-\x00]|[\x0b-\x0b][\x00-\x00][\x02-\x02][\x00-\x00][\xfe-\xfe][\x01-\x01][\x01-\x01][\x00-\x00])/
        $str1 = "zam64.pdb"
    condition:
        int16(uint32(0x3C) + 0x5c) == 0x0001 and int16(uint32(0x3C) + 0x18) == 0x020b and $subject_name and $version and $str1
}