Dridex Malware-Analyse

Dateieigenschaften

SHA256: a3f2dda58a7e94063ea986eb302bf880f438c46ebec19776a696bdabb2fa83d7

MD5: 62dfae450a8385f7da9ca2c4dcb33122

Dateityp: xlsx

Größe: 100,978 byte

Erstsichtung: 2021-11-24

AV-Signatur: Dridex

Gemeldet von: cocaman

Tags: Dridex, INVOICE, xlsb, xlsx

Statische Analyse: metadatenbasiert (Sample nicht heruntergeladen)

Dridex — Malware-Profil

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

Malware-Typ
Other
Programmiersprache
C++
C2-Protokoll
HTTPS
Zielsysteme
Windows
Auch bekannt als (AKA)
Bugat

Technische 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 / Bedrohungsakteur

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

Fähigkeiten & Verhalten

Zararlı Yazılım Aktivitesi
Kalıcılık Mekanizması
C2 İletişimi
Anti-Analiz

IOC-Liste (1 Indikatoren)

IOC — Dridex
# FILEPATH a3f2dda58a7e94063ea986eb302bf880f438c46ebec19776a696bdabb2fa83d7
TypWertBemerkung
filepath a3f2dda58a7e94063ea986eb302bf880f438c46ebec19776a696bdabb2fa83d7 PDB

C2-Server (3 erfasste Server für diese Familie)

Adresse Typ Port Protokoll Status Land
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-Adressen stammen ausschließlich aus vom KEYDAL-Team manuell verifizierten Malware-Samples. Kommerzielle Nutzung ist untersagt.

Tags
DridexINVOICExlsbxlsx