BlackMatter | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256e4f4edade31b3cf1f765a4a51d436ebb072ee177a9a0aa3ce8e3eec582da5396
MD5654a71f3ed35d920b4176fec9a5a22ad
File Typezip
Size94.9 KB
First Seen2024-04-26
File NameDocument.zip
TagsBlackMatter, zip

Malware Family: BlackMatter

BlackMatter, DarkSide'ın devamıdır.

TypeRansomware
Programming LanguageC
Target PlatformWindows/Linux
C2 Protocol
PurposeDarkSide halefi
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: e4f4edade31b3cf1f765a4a51d436ebb072ee177a9a0aa3ce8e3eec582da5396
  • MD5: 654a71f3ed35d920b4176fec9a5a22ad

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Do not pay the ransom — there is no guarantee your files will be restored
  3. Quarantine the affected drives
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Try available decryptor tools (the NoMoreRansom project)
  6. Report the incident to the authorities (cybercrime unit)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule BlackMatter_SHA256 {
    meta:
        description = "BlackMatter sample: e4f4edade31b3cf1"
        threat_level = "critical"
        first_seen = "2024-04-26"
    condition:
        hash.sha256(0, filesize) == "e4f4edade31b3cf1f765a4a51d436ebb072ee177a9a0aa3ce8e3eec582da5396"
}

BlackMatter — Malware Profile

BlackMatter RaaS 2021. DarkSide devami. Cobalt Strike+run-as-admin. ABD kritik altyapi.

Malware Type
Ransomware
Programming Language
C
C2 Protocol
Target Systems
Windows/Linux

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 — BlackMatter
# SHA256 e4f4edade31b3cf1f765a4a51d436ebb072ee177a9a0aa3ce8e3eec582da5396 # MD5 654a71f3ed35d920b4176fec9a5a22ad
TypeValueNote
sha256 e4f4edade31b3cf1f765a4a51d436ebb072ee177a9a0aa3ce8e3eec582da5396 Sample:BlackMatter
md5 654a71f3ed35d920b4176fec9a5a22ad Sample:BlackMatter

C2 Servers (6 recorded servers for this family)

Address Type Port Protocol Status Country
mojobiden.com domain — — active —
mojobiden.com domain 443 HTTPS active —
mojobiden.com domain 443 HTTPS active —
paymenthacks.com domain 443 HTTPS inactive —
supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion domain 80 HTTPS inactive —
paymenthacks.com domain 443 HTTPS inactive —

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
blackmatterransomwaremalwarecriticalsha256hash-analizi