Identificadores criptográficos
| SHA256 | 83002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371 |
|---|---|
| MD5 | 586c80559a50dc4a431d36caaf3c2694 |
| Tipo de archivo | dll |
| Tamaño | 116.5 KB |
| Primera detección | 2020-09-18 |
| Nombre de archivo | uRzaV4mH.exe |
| Etiquetas | exe, REvil, Sodinokibi |
Familia de malware: REvil
REvil, yüksek profilli saldırılar yaptı.
| Tipo | Ransomware |
|---|---|
| Lenguaje de programación | C |
| Plataforma objetivo | Windows |
| Protocolo C2 | HTTP |
| Propósito | Yüksek profilli RaaS |
| Año de primera detección | 2019 |
| Otros nombres | Sodinokibi |
Indicadores de amenaza (IOC)
- SHA256:
83002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371 - MD5:
586c80559a50dc4a431d36caaf3c2694
Guía de limpieza del sistema
- Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
- No pague el rescate: no hay garantía de recuperar los archivos
- Ponga en cuarentena las unidades afectadas
- Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
- Pruebe las herramientas de descifrado disponibles (proyecto NoMoreRansom)
- Yetkililere ihbarda bulunun
- Temiz bir yedekten kurtarın
Sugerencias de reglas YARA
rule REvil_SHA256 {
meta:
description = "REvil sample: 83002399482a3011"
threat_level = "critical"
first_seen = "2020-09-18"
condition:
hash.sha256(0, filesize) == "83002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371"
}
REvil — Perfil del malware
REvil/Sodinokibi ransomware. nboehret developer. SP-API project. siliconplains.net C2. Downloader v1.4.
Detalles 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.
Atribución / Actor de amenaza
GOLD SOUTHFIELD, GandCrab successor
Capacidades y comportamiento
Lista IOC (2 indicadores)
# SHA256
83002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371
# MD5
586c80559a50dc4a431d36caaf3c2694
| Tipo | Valor | Nota |
|---|---|---|
| sha256 | 83002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371 | |
| md5 | 586c80559a50dc4a431d36caaf3c2694 |