Dridex | Tehdit Seviyesi: critical | Tür: Banking Trojan

Kriptografik Tanımlayıcılar

SHA25602b4e73080d8846e3a1e57a00f0f332a68df4355d14be50811f62c50f03830c2
MD5351e97991ea2f7d9e24c594776c11d6c
Dosya Türüdll
Boyut524.0 KB
İlk Görülme2021-12-13
Dosya Adı351e97991ea2f7d9e24c594776c11d6c
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: 02b4e73080d8846e3a1e57a00f0f332a68df4355d14be50811f62c50f03830c2
  • MD5: 351e97991ea2f7d9e24c594776c11d6c

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: 02b4e73080d8846e"
        threat_level = "critical"
        first_seen = "2021-12-13"
    condition:
        hash.sha256(0, filesize) == "02b4e73080d8846e3a1e57a00f0f332a68df4355d14be50811f62c50f03830c2"
}

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 02b4e73080d8846e3a1e57a00f0f332a68df4355d14be50811f62c50f03830c2 # MD5 351e97991ea2f7d9e24c594776c11d6c
タイプメモ
sha256 02b4e73080d8846e3a1e57a00f0f332a68df4355d14be50811f62c50f03830c2 Sample:Dridex
md5 351e97991ea2f7d9e24c594776c11d6c 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