Hash / BilgiDeger
SHA2563d7cf20ca6476e14e0a026f9bdd8ff1f26995cdc5854c3adb41a6135ef11ba83
MD5aea5d3cced6725f37e2c3797735e6467
SHA1087497940a41d96e4e907b6dc92f75f4a38d861a
ImpHash2c3e267ae163c15bfc251e74ea5319b2
Dosya Adi3d7cf20ca6476e14e0a026f9bdd8ff1f26995cdc5854c3adb41a6135ef11ba83.bin
Dosya Türüexe
Boyut2,281,472 bytes
Ilk Görülme2021-12-09

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

ALPHVblackcatexeRansomware

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 (7 indicators)

IOC — BlackCat
# SHA256 3d7cf20ca6476e14e0a026f9bdd8ff1f26995cdc5854c3adb41a6135ef11ba83 # MD5 aea5d3cced6725f37e2c3797735e6467 # IP 185.220.101.72 # IP 194.38.20.111 # DOMAIN alphvmmm27o3abo3r2mlmjjihjh4lrxhzifbn6in7g5a3z3jsexkhad.onion # DOMAIN ransombkp2b4ym6ox4p6dkc2khnifxmijj2vpcmprsaqhidgvtpyb4id.onion # REGISTRY HKCUSoftwareMicrosoftWindowsCurrentVersionRunBlackCat
TypeValueNote
sha256 3d7cf20ca6476e14e0a026f9bdd8ff1f26995cdc5854c3adb41a6135ef11ba83
md5 aea5d3cced6725f37e2c3797735e6467
ip 185.220.101.72 BlackCat/ALPHV C2 - Tor proxy exit node
ip 194.38.20.111 BlackCat aktif C2 - Rusya hosting
domain alphvmmm27o3abo3r2mlmjjihjh4lrxhzifbn6in7g5a3z3jsexkhad.onion BlackCat veri sizdirma dark web sitesi
domain ransombkp2b4ym6ox4p6dkc2khnifxmijj2vpcmprsaqhidgvtpyb4id.onion BlackCat fidye odeme sitesi
registry HKCUSoftwareMicrosoftWindowsCurrentVersionRunBlackCat BlackCat autorun registry
Tags
ALPHVblackcatexeRansomware