REvil – b8a3da8c60459974767732321a29b91dfea59ab5 [b8a3da8c]

Hash / Informação	Valor
SHA256	b8a3da8c60459974767732321a29b91dfea59ab5ad993caf832f2bb2484b5c96
MD5	40c01e02dd940c2b3ca1466799da68fd
SHA1	daa2b8467edff06bf3f8cc926534bc088049a092
ImpHash	f34d5f2d4577ed6d9ceec516c1f5a744
Arquivo Adi	b8a3da8c60459974767732321a29b91dfea59ab5ad993caf832f2bb2484b5c96
Tipo de arquivo	exe
Tamanho	110,083 bytes
Primeira detecção	2022-02-11

Tehdit Valorlendirmesi

Bu ornek, kurban sistemindeki dosyaları sifreleyerek erisimi engelleyen ve sifre cozme anahtarı karsılıgında fidye talep eden bir fidye yazılımı olarak analiz edilmistir.

Capacidades detectadas

Arquivo Sifreleme
Golge Kopya Silme
Fidye Notu
Yedek Yok Etme
Veri Sizdirma

Tags do MalwareBazaar

.NETexefakerevilMSILRansomwareSodinokibi

Nota de análise

Bu ornek REvil ailesine ait ve MalwareBazaar platformundan alınmıstır. KEYDAL Guvenlik Arastirmaları tarafından metadata analizi gerceklestirilmis ve IOC veritabanına eklenmistir.

REvil — Perfil do malware

REvil/Sodinokibi ransomware. nboehret developer. SP-API project. siliconplains.net C2. Downloader v1.4.

Tipo de malware

Ransomware

Linguagem de programação

Protocolo C2

HTTP

Sistemas-alvo

Windows

Também conhecido como (AKA)

Sodinokibi

Detalhes técnicos

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.

Atribuição / Ator da ameaça

GOLD SOUTHFIELD, GandCrab successor

Capacidades e comportamento

Dosya Şifreleme (AES/RSA)

Gölge Kopya Silme

Yedek Kaldırma

Fidye Notu Oluşturma

Kalıcılık Sağlama

Ağ Paylaşımı Şifreleme

Anti-Analiz Teknikleri

Çift Gasp (Data Leak)

Lista IOC (2 indicadores)

IOC — REvil

# SHA256
b8a3da8c60459974767732321a29b91dfea59ab5ad993caf832f2bb2484b5c96

# MD5
40c01e02dd940c2b3ca1466799da68fd

Tipo	Valor	Nota
sha256	b8a3da8c60459974767732321a29b91dfea59ab5ad993caf832f2bb2484b5c96
md5	40c01e02dd940c2b3ca1466799da68fd

REvil — Ver perfil completo →