REvil — dc732c1ebfd20e219236289f1815830abd704bc3 [dc732c1e]

Hash / Bilgi	Deger
SHA256	dc732c1ebfd20e219236289f1815830abd704bc340e8e35966754666c1a2cd01
MD5	b5d3505a5533c63d9e12b4ee1487febb
SHA1	546c127f4957aa32bf7c5f00086cea4fc3da7cf1
ImpHash	b6fe1b18b33338c291b67d1e6d7de6da
Dosya Adi	dc732c1ebfd20e219236289f1815830abd704bc340e8e35966754666c1a2cd01.bin.exe
Dosya Türü	exe
Boyut	137,216 bytes
Ilk Görülme	2020-07-20

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

Sodinokibi

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

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
dc732c1ebfd20e219236289f1815830abd704bc340e8e35966754666c1a2cd01

# MD5
b5d3505a5533c63d9e12b4ee1487febb

Type	Value	Note
sha256	dc732c1ebfd20e219236289f1815830abd704bc340e8e35966754666c1a2cd01
md5	b5d3505a5533c63d9e12b4ee1487febb

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