REvil – 3b0cf9bc480a7fc4a560ab26cd35a72313b1fa49 [3b0cf9bc]

Hash / Bilgi	Deger
SHA256	3b0cf9bc480a7fc4a560ab26cd35a72313b1fa49bf6ef208c434a32b3f1588c4
MD5	c975edf27d1683d844191ad565c63bf8
SHA1	f79f406e7a73b0578836fb6e182da96db1766e1f
ImpHash	f3d46e2f8717ced6d4b220e65d6ad18a
Dosya Adi	3b0cf9bc480a7fc4a560ab26cd35a72313b1fa49bf6ef208c434a32b3f1588c4
Dosya Türü	exe
Boyut	124,928 bytes
Ilk Görülme	2021-06-17

Tehdit Degerlendirmesi

Bu ornek, kurban sistemindeki dosyaları sifreleyerek erisimi engelleyen ve sifre cozme anahtarı karsılıgında fidye talep eden bir fidye yazılımı olarak analiz edilmistir.

Tespit Edilen Yetenekler

Dosya Sifreleme
Golge Kopya Silme
Fidye Notu
Yedek Yok Etme
Veri Sizdirma

MalwareBazaar Etiketleri

exeRansomwareSodinokibi

Analiz Notu

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

REvil — Malware Profile

REvil/Sodinokibi ransomware. nboehret developer. SP-API project. siliconplains.net C2. Downloader v1.4.

Malware Type

Ransomware

Programming Language

C2 Protocol

HTTP

Target Systems

Windows

Also Known As (AKA)

Sodinokibi

Technical Details

REvil (Sodinokibi) is a ransomware-as-a-service operated by GOLD SOUTHFIELD. First detected April 2019, believed successor to GandCrab. Uses elliptic curve Diffie-Hellman (ECDH) + Salsa20 for file encryption, RSA-2048 for key exchange. Highly customizable through embedded JSON configuration: target paths, excluded countries/extensions. Notable attacks: Kaseya VSA supply chain attack (July 2021, 1500+ MSPs affected), JBS Foods ($11M ransom), Travelex ($6M ransom). Double extortion via "Happy Blog" leak site. Source code leaked 2021. FSB arrested key members January 2022. Operations resumed briefly with "REvil is back" announcements.

Attribution / Threat Actor

GOLD SOUTHFIELD, GandCrab successor

Capabilities & Behavior

Dosya Şifreleme (AES/RSA)

Gölge Kopya Silme

Yedek Kaldırma

Fidye Notu Oluşturma

Kalıcılık Sağlama

Ağ Paylaşımı Şifreleme

Anti-Analiz Teknikleri

Çift Gasp (Data Leak)

IOC List (2 indicators)

IOC — REvil

# SHA256
3b0cf9bc480a7fc4a560ab26cd35a72313b1fa49bf6ef208c434a32b3f1588c4

# MD5
c975edf27d1683d844191ad565c63bf8

Type	Value	Note
sha256	3b0cf9bc480a7fc4a560ab26cd35a72313b1fa49bf6ef208c434a32b3f1588c4
md5	c975edf27d1683d844191ad565c63bf8

REvil — Go to Full Profile →