Dridex | Tehdit Seviyesi: critical | Tür: Banking Trojan

Kriptografik Tanımlayıcılar

SHA2568b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99
MD57c15c7e064cbb7cfe62c882e85c0bc7a
Dosya Türürtf
Boyut449.5 KB
İlk Görülme2021-12-01
Dosya AdıSecuriteInfo.com.W97M.DownLoader.2175.10829.20255
EtiketlerDridex, rtf

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: 8b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99
  • MD5: 7c15c7e064cbb7cfe62c882e85c0bc7a

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: 8b04035e8d47c75e"
        threat_level = "critical"
        first_seen = "2021-12-01"
    condition:
        hash.sha256(0, filesize) == "8b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99"
}

Dridex — Malware Profile

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

Malware Type
Other
Programming Language
C++
C2 Protocol
HTTPS
Target Systems
Windows
Also Known As (AKA)
Bugat

Technical Details

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.

Attribution / Threat Actor

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

Capabilities & Behavior

Zararlı Yazılım Aktivitesi
Kalıcılık Mekanizması
C2 İletişimi
Anti-Analiz

IOC List (2 indicators)

IOC — Dridex
# SHA256 8b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99 # MD5 7c15c7e064cbb7cfe62c882e85c0bc7a
TypeValueNote
sha256 8b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99 Sample:Dridex
md5 7c15c7e064cbb7cfe62c882e85c0bc7a Sample:Dridex

C2 Servers (3 recorded servers for this family)

Address Type Port Protocol Status Country
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 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
dridexbanking trojanmalwarecriticalsha256hash-analizi