Dridex — TermLetter.xls [53ccae26]

Tehdit Degerlendirmesi

Bu ornek, hedef sisteme ek zararlı yazılım yuklemek amacıyla tasarlanmis moduler bir yukleyici (loader) olarak tespit edilmistir. Bankacılık trojanları, fidye yazılımları veya diger ikinci asama yukler indirebilmektedir.

Tespit Edilen Yetenekler

• Payload Indirme
• Surec Enjeksiyonu
• Kalicilik
• Anti-Analiz
• Sifrelenmis Iletisim

MalwareBazaar Etiketleri

Analiz Notu

Bu ornek Dridex ailesine ait ve MalwareBazaar platformundan alınmıstır. KEYDAL Guvenlik Arastirmaları tarafından metadata analizi gerceklestirilmis ve IOC veritabanına eklenmistir.

Dridex — 恶意软件档案

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

恶意软件类型

Other

编程语言

C++

C2协议

HTTPS

目标系统

Windows

别名 (AKA)

Bugat

技术细节

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.

归因 / 威胁行为者

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

能力与行为

Zararlı Yazılım Aktivitesi

Kalıcılık Mekanizması

C2 İletişimi

Anti-Analiz

IOC列表 (2 个指标)

IOC — Dridex 复制

# SHA256 53ccae26cb783b4fe64e8177fbefec1faf7dfd0434369ad0b34e9d3d86683b80 # MD5 b52c64887ce58c2900e64d3491b3485b

类型	值	备注
sha256	53ccae26cb783b4fe64e8177fbefec1faf7dfd0434369ad0b34e9d3d86683b80
md5	b52c64887ce58c2900e64d3491b3485b

C2服务器 (该家族共有 3 台已记录服务器)

地址	类型	端口	协议	状态	国家
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 地址仅来自 KEYDAL 团队人工验证的恶意软件样本。禁止用于商业用途。