BlackMatter | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2568540b955e851488606b3508211167daf280af7b6fc11caea4aa7f4cccda8e307
MD55d6de0cf1ebda924ffd04bf1c16db0ea
File Typeexe
Size146.0 KB
First Seen2026-01-23
File Namefile
TagsBlackMatter, dropped-by-phorpiex, exe

Malware Family: BlackMatter

BlackMatter, DarkSide'ın devamıdır.

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

Threat Indicators (IOC)

  • SHA256: 8540b955e851488606b3508211167daf280af7b6fc11caea4aa7f4cccda8e307
  • MD5: 5d6de0cf1ebda924ffd04bf1c16db0ea

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: 8540b955e8514886"
        threat_level = "critical"
        first_seen = "2026-01-23"
    condition:
        hash.sha256(0, filesize) == "8540b955e851488606b3508211167daf280af7b6fc11caea4aa7f4cccda8e307"
}

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 8540b955e851488606b3508211167daf280af7b6fc11caea4aa7f4cccda8e307 # MD5 5d6de0cf1ebda924ffd04bf1c16db0ea
TypeValueNote
sha256 8540b955e851488606b3508211167daf280af7b6fc11caea4aa7f4cccda8e307 Sample:BlackMatter
md5 5d6de0cf1ebda924ffd04bf1c16db0ea 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