Dridex | Tehdit Seviyesi: critical | Tür: Banking Trojan

Kriptografik Tanımlayıcılar

SHA256e222b35f91a6abd76a3226837ef9eda5ede74ccfaae17ed01a7538fe79a2da4b
MD5f013bd186a7cc04178679a1b24b7ef64
Dosya Türüexe
Boyut1208.0 KB
İlk Görülme2021-11-26
Dosya Adıe222b35f91a6abd76a3226837ef9eda5ede74ccfaae17ed01a7538fe79a2da4b
EtiketlerDridex, exe

Malware Ailesi: Dridex

Dridex, Evil Corp trojanıdır.

TürBanking Trojan
Programlama DiliC++
Hedef PlatformWindows
C2 ProtokolüHTTPS
AmaçBankacılık trojanı
İlk Görülen Yıl2012
Diğer İsimlerBugat

Tehdit Göstergeleri (IOC)

  • SHA256: e222b35f91a6abd76a3226837ef9eda5ede74ccfaae17ed01a7538fe79a2da4b
  • MD5: f013bd186a7cc04178679a1b24b7ef64

Bu örneğin tüm hash değerlerini VirusTotal üzerinde doğrulayabilirsiniz.

Sistem Temizleme Rehberi

  1. Sistemi ağdan ayırın — ethernet çıkarın, Wi-Fi devre dışı bırakın
  2. Görev Yöneticisi'nden şüpheli process'leri sonlandırın
  3. Malwarebytes veya Kaspersky ile tam sistem taraması yapın
  4. HKCU\Software\Microsoft\Windows\CurrentVersion\Run kayıtlarını kontrol edin
  5. Yeni oluşturulan görevleri Task Scheduler'dan inceleyin
  6. Tüm hesap şifrelerinizi güvenli bir cihazdan değiştirin
  7. Gerekirse Windows'u yeniden yükleyin ve verilerinizi temiz bir yedeğe geri alın

YARA Kuralı İpuçları

rule Dridex_SHA256 {
    meta:
        description = "Dridex sample: e222b35f91a6abd7"
        threat_level = "critical"
        first_seen = "2021-11-26"
    condition:
        hash.sha256(0, filesize) == "e222b35f91a6abd76a3226837ef9eda5ede74ccfaae17ed01a7538fe79a2da4b"
}

Dridex — マルウェアプロファイル

Dridex Bugat TA505 banking trojan. Chrome/Firefox form hooking with obfuscated strings. DirectUI RTTI.

マルウェアの種類
Other
プログラミング言語
C++
C2プロトコル
HTTPS
標的システム
Windows
別名 (AKA)
Bugat

技術詳細

Dridex (Bugat/Cridex) is a modular banking trojan operated by TA505/Evil Corp since 2011. Uses peer-to-peer botnet architecture for C2 communication to resist takedowns. Modules: form grabber, VNC backdoor, network proxy, credential stealer, spread module. Encrypted communication: RC4 + custom protocol over HTTP. Delivered via Microsoft Office macro phishing (VBA macros). Used to deliver: BitPaymer, WastedLocker, Grief (PayOrGrief) ransomware. Evil Corp sanctioned by US Treasury October 2019, making ransom payments illegal for US entities. Dridex infrastructure heavily overlaps with Locky ransomware campaigns. Botnet IDs (bot IDs): 220, 444, 7777, multiple active botnets simultaneously.

アトリビューション / 脅威アクター

Evil Corp (TA505), Maksim Yakubets (indicted by FBI)

機能と挙動

Zararlı Yazılım Aktivitesi
Kalıcılık Mekanizması
C2 İletişimi
Anti-Analiz

IOCリスト (2 件の指標)

IOC — Dridex
# SHA256 e222b35f91a6abd76a3226837ef9eda5ede74ccfaae17ed01a7538fe79a2da4b # MD5 f013bd186a7cc04178679a1b24b7ef64
タイプメモ
sha256 e222b35f91a6abd76a3226837ef9eda5ede74ccfaae17ed01a7538fe79a2da4b Sample:Dridex
md5 f013bd186a7cc04178679a1b24b7ef64 Sample:Dridex

C2サーバー (このファミリーで3台のサーバーを記録)

アドレス タイプ ポート プロトコル ステータス
79.141.164.52 ip 4444 TCP sinkholed RO
185.234.218.151 ip 4444 HTTPS sinkholed RU
77.73.133.84 ip 443 HTTPS sinkholed BG

C2アドレスはKEYDALチームが手動で検証したマルウェア検体のみに基づいて提供されています。商用利用は禁止です。

タグ
dridexbanking trojanmalwarecriticalsha256hash-analizi