Hash / BilgiDeger
SHA256a322b230a3451fd11dcfe72af4da1df07183d6aaf1ab9e062f0e6b14cf6d23cd
MD526ad6a4dc847ede4dcf7ac29bc384526
SHA17f59204b53cd7fab4ce40e73a97115130e7382ee
Dosya Adia322b230a3451fd11dcfe72af4da1df07183d6aaf1ab9e062f0e6b14cf6d23cd
Dosya Türüelf
Boyut105,223 bytes
Ilk Görülme2021-12-24

Tehdit Degerlendirmesi

Bu ornek, kurban sistemindeki dosyaları sifreleyerek erisimi engelleyen ve sifre cozme anahtarı karsılıgında fidye talep eden bir fidye yazılımı olarak analiz edilmistir.

Tespit Edilen Yetenekler

  • Dosya Sifreleme
  • Golge Kopya Silme
  • Fidye Notu
  • Yedek Yok Etme
  • Veri Sizdirma

MalwareBazaar Etiketleri

elfRansomwareREvilSodinokibi

Analiz Notu

Bu ornek REvil ailesine ait ve MalwareBazaar platformundan alınmıstır. KEYDAL Guvenlik Arastirmaları tarafından metadata analizi gerceklestirilmis ve IOC veritabanına eklenmistir.

REvil — Malware Profile

REvil/Sodinokibi ransomware. nboehret developer. SP-API project. siliconplains.net C2. Downloader v1.4.

Malware Type
Ransomware
Programming Language
C
C2 Protocol
HTTP
Target Systems
Windows
Also Known As (AKA)
Sodinokibi

Technical 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 / Threat Actor

GOLD SOUTHFIELD, GandCrab successor

Capabilities & Behavior

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 List (2 indicators)

IOC — REvil
# SHA256 a322b230a3451fd11dcfe72af4da1df07183d6aaf1ab9e062f0e6b14cf6d23cd # MD5 26ad6a4dc847ede4dcf7ac29bc384526
TypeValueNote
sha256 a322b230a3451fd11dcfe72af4da1df07183d6aaf1ab9e062f0e6b14cf6d23cd
md5 26ad6a4dc847ede4dcf7ac29bc384526
REvil — Go to Full Profile →
Tags
elfRansomwareREvilSodinokibi