REvil – 2023-04-13_21d1a9db46928e1f338905653993c [41a94f3c]

Hash / Info	Wert
SHA256	41a94f3cd67e479980e15c3e5fe56ad49593e8f3100a7c886397af5f7640c998
MD5	21d1a9db46928e1f338905653993c8be
SHA1	c3b7ba02f60ed2aa57b1d2f92db17ed11cc410ea
ImpHash	1e6452b349d3cbc048e72755b22f42e0
Datei Adi	2023-04-13_21d1a9db46928e1f338905653993c8be_revil
Dateityp	exe
Größe	118,784 bytes
Erstsichtung	2023-04-14

Tehdit Wertlendirmesi

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

Erkannte Fähigkeiten

Datei Sifreleme
Golge Kopya Silme
Fidye Notu
Yedek Yok Etme
Veri Sizdirma

MalwareBazaar-Tags

Sodinokibi

Analysehinweis

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

REvil — Malware-Profil

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

Malware-Typ

Ransomware

Programmiersprache

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
41a94f3cd67e479980e15c3e5fe56ad49593e8f3100a7c886397af5f7640c998

# MD5
21d1a9db46928e1f338905653993c8be

Typ	Wert	Bemerkung
sha256	41a94f3cd67e479980e15c3e5fe56ad49593e8f3100a7c886397af5f7640c998
md5	21d1a9db46928e1f338905653993c8be

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