Hachage / InfoValeur
SHA2566660d0e87a142ab1bde4521d9c6f5e148490b05a57c71122e28280b35452e896
MD5cf2264987cc01dc8d3f72027347a968b
SHA13d385b316df5d37d39b10113a67080fc1516e0c9
ImpHash676f66b42797477a467945daedd979f3
Fichier Adi6660d0e87a142ab1bde4521d9c6f5e148490b05a57c71122e28280b35452e896
Type de fichierexe
Taille2,994,688 bytes
Première observation2022-02-22

Tehdit Valeurlendirmesi

Bu ornek, kurban sistemindeki dosyaları sifreleyerek erisimi engelleyen ve sifre cozme anahtarı karsılıgında fidye talep eden bir fidye yazılımı olarak analiz edilmistir.

Capacités détectées

  • Fichier Sifreleme
  • Golge Kopya Silme
  • Fidye Notu
  • Yedek Yok Etme
  • Veri Sizdirma

Étiquettes MalwareBazaar

blackcatexeRansomware

Note d’analyse

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

BlackCat — Profil du malware

BlackCat, Rust ile yazılan ransomware'dir.

Type de malware
Ransomware
Langage de programmation
Rust
Protocole C2
Systèmes ciblés
Windows/Linux
Aussi connu sous (AKA)
ALPHV

Détails techniques

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 / Acteur de la menace

ALPHV (linked to DarkSide/BlackMatter)

Capacités et comportement

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

Liste IOC (2 indicateurs)

IOC — BlackCat
# SHA256 6660d0e87a142ab1bde4521d9c6f5e148490b05a57c71122e28280b35452e896 # MD5 cf2264987cc01dc8d3f72027347a968b
TypeValeurNote
sha256 6660d0e87a142ab1bde4521d9c6f5e148490b05a57c71122e28280b35452e896
md5 cf2264987cc01dc8d3f72027347a968b
Tags
blackcatexeRansomware