Dridex — Örnek SHA256: 1857f370 | Critical Tehdit Analizi

Dridex | Tehdit Seviyesi: critical | Tür: Banking Trojan

Kriptografik Tanımlayıcılar

SHA256	`1857f37001c2c96b7cfb6850dace37d19f9b5bedf49038ca93d2f421444b1816`
MD5	`5ac883c6437240f50428e6b7392e6049`
Dosya Türü	dll
Boyut	564.0 KB
İlk Görülme	2021-12-14
Dosya Adı	5ac883c6437240f50428e6b7392e6049
Etiketler	32, dll, Dridex, exe

Malware Ailesi: Dridex

Dridex, Evil Corp ile ilişkilidir.

Tür	Banking Trojan
Programlama Dili	C++
Hedef Platform	Windows
C2 Protokolü	HTTPS
Amaç	Evil Corp bankacılık trojan
İlk Görülen Yıl	2012
Diğer İsimler	Bugat

Tehdit Göstergeleri (IOC)

SHA256: 1857f37001c2c96b7cfb6850dace37d19f9b5bedf49038ca93d2f421444b1816
MD5: 5ac883c6437240f50428e6b7392e6049

Bu örneğin tüm hash değerlerini VirusTotal üzerinde doğrulayabilirsiniz.

Sistem Temizleme Rehberi

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

YARA Kuralı İpuçları

rule Dridex_SHA256 {
    meta:
        description = "Dridex sample: 1857f37001c2c96b"
        threat_level = "critical"
        first_seen = "2021-12-14"
    condition:
        hash.sha256(0, filesize) == "1857f37001c2c96b7cfb6850dace37d19f9b5bedf49038ca93d2f421444b1816"
}

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
1857f37001c2c96b7cfb6850dace37d19f9b5bedf49038ca93d2f421444b1816 

# MD5
5ac883c6437240f50428e6b7392e6049

Type	Value	Note
sha256	1857f37001c2c96b7cfb6850dace37d19f9b5bedf49038ca93d2f421444b1816	Sample:Dridex
md5	5ac883c6437240f50428e6b7392e6049	Sample:Dridex

Dridex — Go to Full Profile →

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.