REvil | Bedrohungsstufe: critical | Typ: Ransomware

Kryptografische Kennungen

SHA25683002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371
MD5586c80559a50dc4a431d36caaf3c2694
Dateitypdll
Größe116.5 KB
Erstsichtung2020-09-18
DateinameuRzaV4mH.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: 83002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371
  • MD5: 586c80559a50dc4a431d36caaf3c2694

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: 83002399482a3011"
        threat_level = "critical"
        first_seen = "2020-09-18"
    condition:
        hash.sha256(0, filesize) == "83002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371"
}

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 83002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371 # MD5 586c80559a50dc4a431d36caaf3c2694
TypWertBemerkung
sha256 83002399482a30115e37cea0222fdb265cc6d57101ca7ce4591374acd6b8a371
md5 586c80559a50dc4a431d36caaf3c2694
Tags
revilransomwaremalwarecriticalsha256analizzenginleştirilmiş