Dridex | Tehdit Seviyesi: critical | Tür: Banking Trojan

Kriptografik Tanımlayıcılar

SHA2563394af8c2d60ee3c2035e59e18b9ca3a907aa9f02e946e61026e78abaee27af7
MD5a31bb6b7efb897b15cd18d6f6bce7ff8
Dosya Türüdll
Boyut512.0 KB
İlk Görülme2021-12-20
Dosya Adıa31bb6b7efb897b15cd18d6f6bce7ff8
Etiketler32, dll, Dridex, 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: 3394af8c2d60ee3c2035e59e18b9ca3a907aa9f02e946e61026e78abaee27af7
  • MD5: a31bb6b7efb897b15cd18d6f6bce7ff8

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: 3394af8c2d60ee3c"
        threat_level = "critical"
        first_seen = "2021-12-20"
    condition:
        hash.sha256(0, filesize) == "3394af8c2d60ee3c2035e59e18b9ca3a907aa9f02e946e61026e78abaee27af7"
}

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 3394af8c2d60ee3c2035e59e18b9ca3a907aa9f02e946e61026e78abaee27af7 # MD5 a31bb6b7efb897b15cd18d6f6bce7ff8
タイプメモ
sha256 3394af8c2d60ee3c2035e59e18b9ca3a907aa9f02e946e61026e78abaee27af7 Sample:Dridex
md5 a31bb6b7efb897b15cd18d6f6bce7ff8 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