REvil — 8d1e4bb75799fd3639d12f2418ae31631e483f8d [8d1e4bb7]

Hash / Bilgi	Deger
SHA256	8d1e4bb75799fd3639d12f2418ae31631e483f8dd9758e1e8ba785c4e7a18a71
MD5	6f478788c9bf905bad3371598255fe71
SHA1	137db4ccf35660ab2b7e44b29755b363a93736d6
ImpHash	60a84185e19afa379906abb359cfa2ed
Dosya Adi	8d1e4bb75799fd3639d12f2418ae31631e483f8dd9758e1e8ba785c4e7a18a71.bin.exe
Dosya Türü	exe
Boyut	119,296 bytes
Ilk Görülme	2020-08-20

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
8d1e4bb75799fd3639d12f2418ae31631e483f8dd9758e1e8ba785c4e7a18a71

# MD5
6f478788c9bf905bad3371598255fe71

Type	Value	Note
sha256	8d1e4bb75799fd3639d12f2418ae31631e483f8dd9758e1e8ba785c4e7a18a71
md5	6f478788c9bf905bad3371598255fe71

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