Kryptografische Kennungen
| SHA256 | 271ee0949fc0bea797130590629e9bd565a88293a799837da1eae1a653b9cae6 |
|---|---|
| MD5 | 91d0f10587d4d276e76225c39afdd058 |
| Dateityp | gz |
| Größe | 119.0 KB |
| Erstsichtung | 2020-08-28 |
| Dateiname | b83081e0e2676da0476f762d0d3efcccf37db54e1fb9ce3b663d4b9557185744.bin.gz |
| Tags | Decryptor, REvil, Sodinokibi |
Malware-Familie: REvil
REvil, yüksek profilli saldırılar yaptı.
| Typ | Ransomware |
|---|---|
| Programmiersprache | C |
| Zielplattform | Windows |
| C2-Protokoll | HTTP |
| Zweck | Yüksek profilli RaaS |
| Jahr der Erstsichtung | 2019 |
| Andere Namen | Sodinokibi |
Bedrohungsindikatoren (IOC)
- SHA256:
271ee0949fc0bea797130590629e9bd565a88293a799837da1eae1a653b9cae6 - MD5:
91d0f10587d4d276e76225c39afdd058
Anleitung zur Systembereinigung
- Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
- Zahlen Sie kein Lösegeld — es gibt keine Garantie für die Wiederherstellung
- Stellen Sie die betroffenen Laufwerke unter Quarantäne
- Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
- Probieren Sie verfügbare Entschlüsselungstools (Projekt NoMoreRansom)
- Yetkililere ihbarda bulunun
- Temiz bir yedekten kurtarın
Hinweise für YARA-Regeln
rule REvil_SHA256 {
meta:
description = "REvil sample: 271ee0949fc0bea7"
threat_level = "critical"
first_seen = "2020-08-28"
condition:
hash.sha256(0, filesize) == "271ee0949fc0bea797130590629e9bd565a88293a799837da1eae1a653b9cae6"
}
REvil — Malware-Profil
REvil/Sodinokibi ransomware. nboehret developer. SP-API project. siliconplains.net C2. Downloader v1.4.
Technische 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 / Bedrohungsakteur
GOLD SOUTHFIELD, GandCrab successor
Fähigkeiten & Verhalten
IOC-Liste (2 Indikatoren)
# SHA256
271ee0949fc0bea797130590629e9bd565a88293a799837da1eae1a653b9cae6
# MD5
91d0f10587d4d276e76225c39afdd058
| Typ | Wert | Bemerkung |
|---|---|---|
| sha256 | 271ee0949fc0bea797130590629e9bd565a88293a799837da1eae1a653b9cae6 | |
| md5 | 91d0f10587d4d276e76225c39afdd058 |