Windows_VulnDriver_Zam_9dcc58d1

rule Windows_VulnDriver_Zam_9dcc58d1 {
    meta:
        author = "Elastic Security"
        id = "9dcc58d1-8f1a-49ab-a4e7-21b8fcdb7061"
        fingerprint = "fa803883574ba336ffecae29ec603088b0562032cfeafd3bd03ab9107098db7b"
        creation_date = "2026-05-22"
        last_modified = "2026-07-29"
        description = "Subject: CleverSoar Electronic Technology Co., Ltd., Version: <= 0.0.0.0"
        threat_name = "Windows.VulnDriver.Zam"
        reference_sample = "078e7fb479ad6f0734682d41a17d41518de35bf4f6c5c212643b7d37e641041e"
        severity = 50
        arch_context = "x86"
        scan_context = "file"
        license = "Elastic License v2"
        os = "windows"
    strings:
        $subject_name = { 06 03 55 04 03 [2] 43 6C 65 76 65 72 53 6F 61 72 20 45 6C 65 63 74 72 6F 6E 69 63 20 54 65 63 68 6E 6F 6C 6F 67 79 20 43 6F 2E 2C 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-\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
}