REvil — 6e139f3d_by_Libranalysis [5d9b6845]

Hash / Bilgi	Deger
SHA256	5d9b68455031f1c5b78d6fc0af037cb7ea72b465fd32fdce368420b8b816e3e1
MD5	6e139f3da41b57d2a7b90b6a8d52a396
SHA1	47f4b6b0b655f6659ec0f4e84d479b5c35d8a9b0
ImpHash	c88f20b29592f2107a629e815db6afae
Dosya Adi	6e139f3d_by_Libranalysis
Dosya Türü	exe
Boyut	168,460 bytes
Ilk Görülme	2021-05-03

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

Sodinokibi

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
5d9b68455031f1c5b78d6fc0af037cb7ea72b465fd32fdce368420b8b816e3e1

# MD5
6e139f3da41b57d2a7b90b6a8d52a396

Type	Value	Note
sha256	5d9b68455031f1c5b78d6fc0af037cb7ea72b465fd32fdce368420b8b816e3e1
md5	6e139f3da41b57d2a7b90b6a8d52a396

REvil — Go to Full Profile →