REvil | Bedrohungsstufe: critical | Typ: Ransomware

Kryptografische Kennungen

SHA256b8fcf275ea5024bc10bd51f4db8f59d01822b9ec61e7a5ada8bf6290954933b2
MD53398acd9c723cd396604dd1cad60e5ba
Dateitypdll
Größe116.5 KB
Erstsichtung2020-10-18
DateinameiNYDKhvj.exe
Tagsexe, 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: b8fcf275ea5024bc10bd51f4db8f59d01822b9ec61e7a5ada8bf6290954933b2
  • MD5: 3398acd9c723cd396604dd1cad60e5ba

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: b8fcf275ea5024bc"
        threat_level = "critical"
        first_seen = "2020-10-18"
    condition:
        hash.sha256(0, filesize) == "b8fcf275ea5024bc10bd51f4db8f59d01822b9ec61e7a5ada8bf6290954933b2"
}

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 b8fcf275ea5024bc10bd51f4db8f59d01822b9ec61e7a5ada8bf6290954933b2 # MD5 3398acd9c723cd396604dd1cad60e5ba
TypWertBemerkung
sha256 b8fcf275ea5024bc10bd51f4db8f59d01822b9ec61e7a5ada8bf6290954933b2
md5 3398acd9c723cd396604dd1cad60e5ba
Tags
revilransomwaremalwarecriticalsha256analizzenginleştirilmiş