Windows_VulnDriver_Zam_592fae36

rule Windows_VulnDriver_Zam_592fae36 {
    meta:
        author = "Elastic Security"
        id = "592fae36-31b1-4831-bf26-5f35613ccca3"
        fingerprint = "5fbea95a8308f38095122e434f590920db627e07e3d0b6557de2bca5a9fbcc51"
        creation_date = "2026-05-22"
        last_modified = "2026-07-29"
        description = "Subject: Open Source Developer, 梅 董, Version: <= 0.0.0.0"
        threat_name = "Windows.VulnDriver.Zam"
        reference_sample = "34889b1763b1686a3914961242ee958f5ff5c61c8b990c50992ad535c407725f"
        severity = 50
        arch_context = "x86"
        scan_context = "file"
        license = "Elastic License v2"
        os = "windows"
    strings:
        $subject_name = { 06 03 55 04 03 [2] 4F 70 65 6E 20 53 6F 75 72 63 65 20 44 65 76 65 6C 6F 70 65 72 2C 20 E6 A2 85 20 E8 91 A3 }
        $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-\x00][\x00-\x00][\x00-\x00][\x00-\x00][\x00-\x00][\x00-\x00][\x00-\x00][\x00-\x00]/
        $str1 = "zam64.pdb"
        $str2 = "IOCTL_CHECK_DRIVER_DISPATCH_ROUTINES"
        $str3 = "IOCTL_FIX_CRITICAL_KERNEL_FUNCTIONS"
    condition:
        int16(uint32(0x3C) + 0x5c) == 0x0001 and int16(uint32(0x3C) + 0x18) == 0x020b and $subject_name and $version and $str1 and $str2 and $str3
}