REvil - 8dd620d9aeb35960bb766458c8890ede987c33d2 [8dd620d9]

Hash / Bilgi	Deger
SHA256	8dd620d9aeb35960bb766458c8890ede987c33d239cf730f93fe49d90ae759dd
MD5	a47cf00aedf769d60d58bfe00c0b5421
SHA1	656c4d285ea518d90c1b669b79af475db31e30b1
ImpHash	87df585eda17791c8815a9a574a1341a
Dosya Adi	8dd620d9aeb35960bb766458c8890ede987c33d239cf730f93fe49d90ae759dd
Dosya Türü	dll
Boyut	808,328 bytes
Ilk Görülme	2021-07-04

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

dllPB03 TRANSPORT LTDRansomwareREvilsignedSodinokibi

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
8dd620d9aeb35960bb766458c8890ede987c33d239cf730f93fe49d90ae759dd

# MD5
a47cf00aedf769d60d58bfe00c0b5421

Type	Value	Note
sha256	8dd620d9aeb35960bb766458c8890ede987c33d239cf730f93fe49d90ae759dd
md5	a47cf00aedf769d60d58bfe00c0b5421

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