Hash / InfoValue
SHA25699d09068ac1b9d6db4f8bcff698ffff8e112a506c0f01afff460c5a3b1393ef8
MD55cb4a7637851571660a605ddfc153409
SHA14ecef77bff0b5a8ece89b7fe5f85b014a0018539
ImpHashb995e2d96ad0643b2e68e3050c3eafef
File Adi99d09068ac1b9d6db4f8bcff698ffff8e112a506c0f01afff460c5a3b1393ef8
File Typeexe
Size3,077,652 bytes
First Seen2022-06-21

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

blackcatBlackCat Indicatorsexe

Analysis Note

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 99d09068ac1b9d6db4f8bcff698ffff8e112a506c0f01afff460c5a3b1393ef8 # MD5 5cb4a7637851571660a605ddfc153409
TypeValueNote
sha256 99d09068ac1b9d6db4f8bcff698ffff8e112a506c0f01afff460c5a3b1393ef8
md5 5cb4a7637851571660a605ddfc153409
Tags
blackcatBlackCat Indicatorsexe