REvil – a29f63484f53d2cf832b2bc70d6b66378b87b862 [a29f6348]

Hash / Bilgi	Deger
SHA256	a29f63484f53d2cf832b2bc70d6b66378b87b86221f885d0f43166503d631ef3
MD5	a055246b0e804eb3a1dda52937f556ef
SHA1	6807425e1252f1154664fc8072dde03558ed35fe
ImpHash	7ecacfc6f1d64067e0047425ad885408
Dosya Adi	a29f63484f53d2cf832b2bc70d6b66378b87b86221f885d0f43166503d631ef3.bin
Dosya Türü	exe
Boyut	170,496 bytes
Ilk Görülme	2022-05-11

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

exeRansomwareSodinokibi

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
a29f63484f53d2cf832b2bc70d6b66378b87b86221f885d0f43166503d631ef3

# MD5
a055246b0e804eb3a1dda52937f556ef

Type	Value	Note
sha256	a29f63484f53d2cf832b2bc70d6b66378b87b86221f885d0f43166503d631ef3
md5	a055246b0e804eb3a1dda52937f556ef

REvil — Go to Full Profile →