Windows_VulnDriver_XTier_6a7de49f

rule Windows_VulnDriver_XTier_6a7de49f {
    meta:
        author = "Elastic Security"
        id = "6a7de49f-1a31-4ce0-b4b1-cdc670bfdf18"
        fingerprint = "fb012fd29d00b1dc06353ebfff62d29cc9d86549d8af10b049213256cbcab09e"
        creation_date = "2022-04-07"
        last_modified = "2022-04-07"
        description = "Name: NCPL.SYS, Version: 3.1.12.0"
        threat_name = "Windows.VulnDriver.XTier"
        reference_sample = "26c86227d3f387897c1efd77dc711eef748eb90be84149cb306e3d4c45cc71c7"
        severity = 50
        arch_context = "x86"
        scan_context = "file"
        license = "Elastic License v2"
        os = "windows"
    strings:
        $original_file_name = { 4F 00 72 00 69 00 67 00 69 00 6E 00 61 00 6C 00 46 00 69 00 6C 00 65 00 6E 00 61 00 6D 00 65 00 00 00 4E 00 43 00 50 00 4C 00 2E 00 53 00 59 00 53 00 00 00 }
        $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-\x01][\x00-\x00])([\x00-\x03][\x00-\x00])([\x00-\x00][\x00-\x00])([\x00-\x0c][\x00-\x00])|([\x00-\xff][\x00-\xff])([\x00-\x02][\x00-\x00])([\x00-\xff][\x00-\xff])([\x00-\xff][\x00-\xff])|([\x00-\x00][\x00-\x00])([\x00-\x03][\x00-\x00])([\x00-\xff][\x00-\xff])([\x00-\xff][\x00-\xff])|([\x00-\x01][\x00-\x00])([\x00-\x03][\x00-\x00])([\x00-\xff][\x00-\xff])([\x00-\x0b][\x00-\x00]))/
    condition:
        int16(uint32(0x3C) + 0x5c) == 0x0001 and $original_file_name and $version
}