REvil – 2023-02-08_ae858feba30bffb7a141f0612a4ae [d821b0ee]

Hash / Bilgi	Deger
SHA256	d821b0ee9766ec7da7d7dc179a3ef189ffd3e681d787c1f11fedb270fdad96d2
MD5	ae858feba30bffb7a141f0612a4aed39
SHA1	c14782126edbb481b3a3b741691481061dd5ccdf
ImpHash	9014e39262404e977fd8e4e75cce30e6
Dosya Adi	2023-02-08_ae858feba30bffb7a141f0612a4aed39_revil_sodinokibi
Dosya Türü	exe
Boyut	226,166 bytes
Ilk Görülme	2023-02-09

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
d821b0ee9766ec7da7d7dc179a3ef189ffd3e681d787c1f11fedb270fdad96d2

# MD5
ae858feba30bffb7a141f0612a4aed39

Type	Value	Note
sha256	d821b0ee9766ec7da7d7dc179a3ef189ffd3e681d787c1f11fedb270fdad96d2
md5	ae858feba30bffb7a141f0612a4aed39

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