Windows_VulnDriver_Novell_b8fe37bf

rule Windows_VulnDriver_Novell_b8fe37bf {
    meta:
        author = "Elastic Security"
        id = "b8fe37bf-e87c-49c3-9b45-521445111c31"
        fingerprint = "82787930465c0ad53e8379300e81de526976a0488454e9d5457d02b2a964f62f"
        creation_date = "2026-05-22"
        last_modified = "2026-07-20"
        description = "Subject: Novell, Inc., Version: <= 3.1.11.0"
        threat_name = "Windows.VulnDriver.Novell"
        reference_sample = "f27febff1be9e89e48a9128e2121c7754d15f8a5b2e88c50102cecee5fe60229"
        severity = 50
        arch_context = "x86"
        scan_context = "file"
        license = "Elastic License v2"
        os = "windows"
    strings:
        $subject_name = { 06 03 55 04 03 [2] 4E 6F 76 65 6C 6C 2C 20 49 6E 63 2E }
        $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 6C 00 69 00 62 00 6E 00 69 00 63 00 6D 00 2E 00 73 00 79 00 73 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-\xff][\x00-\xff][\x00-\x02][\x00-\x00][\x00-\xff][\x00-\xff][\x00-\xff][\x00-\xff]|[\x00-\x00][\x00-\x00][\x03-\x03][\x00-\x00][\x00-\xff][\x00-\xff][\x00-\xff][\x00-\xff]|[\x01-\x01][\x00-\x00][\x03-\x03][\x00-\x00][\x00-\xff][\x00-\xff][\x00-\x0a][\x00-\x00]|[\x01-\x01][\x00-\x00][\x03-\x03][\x00-\x00][\x00-\x00][\x00-\x00][\x0b-\x0b][\x00-\x00])/
        $str1 = "nicm.pdb"
        $str2 = "XTComDeregisterClassFactory"
        $str3 = "NicmDeregisterClassFactory"
        $str4 = "Novell XTier" wide
        $str5 = "Novell XTCOM Services Driver" wide
    condition:
        int16(uint32(0x3C) + 0x5c) == 0x0001 and $subject_name and $original_file_name and $version and $str1 and $str2 and $str3 and $str4 and $str5
}