Windows_Trojan_Trickbot_be718af9

rule Windows_Trojan_Trickbot_be718af9 {
    meta:
        author = "Elastic Security"
        id = "be718af9-5995-4ae2-ba55-504e88693c96"
        fingerprint = "047b1c64b8be17d4a6030ab2944ad715380f53a8a6dd9c8887f198693825a81d"
        creation_date = "2021-03-30"
        last_modified = "2021-08-23"
        description = "Targets permadll module used to fingerprint BIOS/firmaware data"
        threat_name = "Windows.Trojan.Trickbot"
        reference_sample = "c1f1bc58456cff7413d7234e348d47a8acfdc9d019ae7a4aba1afc1b3ed55ffa"
        severity = 100
        arch_context = "x86, arm64"
        scan_context = "file, memory"
        license = "Elastic License v2"
        os = "windows"
    strings:
        $a1 = "user_platform_check.dll" ascii fullword
        $a2 = "<moduleconfig><nohead>yes</nohead></moduleconfig>" ascii fullword
        $a3 = "DDEADFDEEEEE"
        $a4 = "\\`Ruuuuu_Exs|_" ascii fullword
        $a5 = "\"%pueuu%" ascii fullword
    condition:
        3 of ($a*)
}