REvil | Bedrohungsstufe: critical | Typ: Ransomware

Kryptografische Kennungen

SHA256271ee0949fc0bea797130590629e9bd565a88293a799837da1eae1a653b9cae6
MD591d0f10587d4d276e76225c39afdd058
Dateitypgz
Größe119.0 KB
Erstsichtung2020-08-28
Dateinameb83081e0e2676da0476f762d0d3efcccf37db54e1fb9ce3b663d4b9557185744.bin.gz
TagsDecryptor, REvil, Sodinokibi

Malware-Familie: REvil

REvil, yüksek profilli saldırılar yaptı.

TypRansomware
ProgrammierspracheC
ZielplattformWindows
C2-ProtokollHTTP
ZweckYüksek profilli RaaS
Jahr der Erstsichtung2019
Andere NamenSodinokibi

Bedrohungsindikatoren (IOC)

  • SHA256: 271ee0949fc0bea797130590629e9bd565a88293a799837da1eae1a653b9cae6
  • MD5: 91d0f10587d4d276e76225c39afdd058

Anleitung zur Systembereinigung

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Zahlen Sie kein Lösegeld — es gibt keine Garantie für die Wiederherstellung
  3. Stellen Sie die betroffenen Laufwerke unter Quarantäne
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Probieren Sie verfügbare Entschlüsselungstools (Projekt NoMoreRansom)
  6. Yetkililere ihbarda bulunun
  7. 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.

Malware-Typ
Ransomware
Programmiersprache
C
C2-Protokoll
HTTP
Zielsysteme
Windows
Auch bekannt als (AKA)
Sodinokibi

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

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-Liste (2 Indikatoren)

IOC — REvil
# SHA256 271ee0949fc0bea797130590629e9bd565a88293a799837da1eae1a653b9cae6 # MD5 91d0f10587d4d276e76225c39afdd058
TypWertBemerkung
sha256 271ee0949fc0bea797130590629e9bd565a88293a799837da1eae1a653b9cae6
md5 91d0f10587d4d276e76225c39afdd058
Tags
revilransomwaremalwarecriticalsha256analizzenginleştirilmiş