Hash / BilgiDeger
SHA2567bb383b31d1b415bc067e612203cc6bda53e914f7ca5291299e92f59d47cabf8
MD50a4972d168134c2d103e8e1424ef1501
SHA12f5a40010e455c51e2ff59e2624f46a2563b00a6
ImpHash55c1bce75ad836c886b7fb6bca398063
Dosya Adi7bb383b31d1b415bc067e612203cc6bda53e914f7ca5291299e92f59d47cabf8
Dosya Türüexe
Boyut3,073,547 bytes
Ilk Görülme2022-02-23

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

blackcatexeRansomware

Analiz Notu

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

BlackCat — Malware Profile

BlackCat, Rust ile yazılan ransomware'dir.

Malware Type
Ransomware
Programming Language
Rust
C2 Protocol
—
Target Systems
Windows/Linux
Also Known As (AKA)
ALPHV

Technical Details

BlackCat (ALPHV) is the first major ransomware written in Rust, enabling cross-platform attacks on Windows, Linux, and VMware ESXi. Emerged November 2021 as a RaaS operation. Triple extortion: file encryption + data exfiltration + DDoS threats. Uses AES-128 (CTR mode) or ChaCha20 for file encryption with RSA-2048 for key protection. Highly configurable JSON config: target extensions, excluded paths, credential stuffing. Uses intermittent encryption (partial file encryption) for speed. ALPHV 3.0 (Sphynx) introduced EXMATTER data exfiltration tool. FBI disrupted December 2023 with decryption keys released for 500 victims. Believed operated by former DarkSide/BlackMatter members.

Attribution / Threat Actor

ALPHV (linked to DarkSide/BlackMatter)

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 — BlackCat
# SHA256 7bb383b31d1b415bc067e612203cc6bda53e914f7ca5291299e92f59d47cabf8 # MD5 0a4972d168134c2d103e8e1424ef1501
TypeValueNote
sha256 7bb383b31d1b415bc067e612203cc6bda53e914f7ca5291299e92f59d47cabf8
md5 0a4972d168134c2d103e8e1424ef1501
BlackCat — Go to Full Profile →
Tags
blackcatexeRansomware