REvil — c647b2da_by_Libranalysis [6c5ddbe0]

Hash / Bilgi	Deger
SHA256	6c5ddbe058da35b2731fe10234520a6bb78604f860ed4188a1bd07e62fe4ec11
MD5	c647b2da83ef8e1a790d1e0e25898780
SHA1	02871c02e581ad345f1c438b6c8c730cf2d2f534
ImpHash	51cbf4b0582030975a5fc6e5d582538b
Dosya Adi	c647b2da_by_Libranalysis
Dosya Türü	exe
Boyut	119,296 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
6c5ddbe058da35b2731fe10234520a6bb78604f860ed4188a1bd07e62fe4ec11

# MD5
c647b2da83ef8e1a790d1e0e25898780

Type	Value	Note
sha256	6c5ddbe058da35b2731fe10234520a6bb78604f860ed4188a1bd07e62fe4ec11
md5	c647b2da83ef8e1a790d1e0e25898780

REvil — Go to Full Profile →