REvil – 8005fd566349d5bde690c1f32e67dc3fbd9e195c [8005fd56]

Hash / Info	Value
SHA256	8005fd566349d5bde690c1f32e67dc3fbd9e195c63bf10ef05d51cfe040335f1
MD5	38c2fe8bb660701ca04122c0081d6b65
SHA1	c4beecbc52fad0da6c127e11726385b81821a8de
ImpHash	1e6452b349d3cbc048e72755b22f42e0
File Adi	8005fd566349d5bde690c1f32e67dc3fbd9e195c63bf10ef05d51cfe040335f1.bin.exe
File Type	exe
Size	117,248 bytes
First Seen	2020-08-23

Tehdit Valuelendirmesi

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

Detected Capabilities

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

MalwareBazaar Tags

DecryptorREvilSodinokibi

Analysis Note

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

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
8005fd566349d5bde690c1f32e67dc3fbd9e195c63bf10ef05d51cfe040335f1

# MD5
38c2fe8bb660701ca04122c0081d6b65

Type	Value	Note
sha256	8005fd566349d5bde690c1f32e67dc3fbd9e195c63bf10ef05d51cfe040335f1
md5	38c2fe8bb660701ca04122c0081d6b65

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