Identifiants cryptographiques
| SHA256 | 5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93 |
|---|---|
| MD5 | 890a58f200dfff23165df9e1b088e58f |
| Type de fichier | exe |
| Taille | 164.0 KB |
| Première observation | 2021-03-10 |
| Nom du fichier | 5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93 |
| Étiquettes | Ransomware, REvil, Sodinokibi |
Famille de malware: REvil
REvil, yüksek profilli saldırılar yaptı.
| Type | Ransomware |
|---|---|
| Langage de programmation | C |
| Plateforme cible | Windows |
| Protocole C2 | HTTP |
| Objectif | Yüksek profilli RaaS |
| Année de première observation | 2019 |
| Autres noms | Sodinokibi |
Indicateurs de menace (IOC)
- SHA256:
5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93 - MD5:
890a58f200dfff23165df9e1b088e58f
Guide de nettoyage du système
- Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
- Ne payez pas la rançon — rien ne garantit la récupération des fichiers
- Mettez en quarantaine les disques concernés
- Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
- Essayez les outils de déchiffrement disponibles (projet NoMoreRansom)
- Yetkililere ihbarda bulunun
- Temiz bir yedekten kurtarın
Indices de règles YARA
rule REvil_SHA256 {
meta:
description = "REvil sample: 5f56d5748940e403"
threat_level = "critical"
first_seen = "2021-03-10"
condition:
hash.sha256(0, filesize) == "5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93"
}
REvil — Profil du malware
REvil/Sodinokibi ransomware. nboehret developer. SP-API project. siliconplains.net C2. Downloader v1.4.
Détails techniques
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 / Acteur de la menace
GOLD SOUTHFIELD, GandCrab successor
Capacités et comportement
Liste IOC (2 indicateurs)
# SHA256
5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93
# MD5
890a58f200dfff23165df9e1b088e58f
| Type | Valeur | Note |
|---|---|---|
| sha256 | 5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93 | |
| md5 | 890a58f200dfff23165df9e1b088e58f |