REvil – 6ed3e4d85b44330f9e8254aec9b0055cbc514384 [6ed3e4d8]

Hash / Bilgi	Deger
SHA256	6ed3e4d85b44330f9e8254aec9b0055cbc51438472b366dd653201abf452bb89
MD5	b613bf5c41588ace64748777363d9af8
SHA1	3e5c5e9d0a456864d9ceaa83d85f8dd7f8d8b785
ImpHash	1e6452b349d3cbc048e72755b22f42e0
Dosya Adi	6ed3e4d85b44330f9e8254aec9b0055cbc51438472b366dd653201abf452bb89.bin.exe
Dosya Türü	exe
Boyut	116,224 bytes
Ilk Görülme	2020-08-23

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

DecryptorREvilSodinokibi

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
6ed3e4d85b44330f9e8254aec9b0055cbc51438472b366dd653201abf452bb89

# MD5
b613bf5c41588ace64748777363d9af8

Type	Value	Note
sha256	6ed3e4d85b44330f9e8254aec9b0055cbc51438472b366dd653201abf452bb89
md5	b613bf5c41588ace64748777363d9af8

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