BlackSuit | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256cbd70a7fab661abee699e96bc790f813a553aa9aae80050544cc4137d6842589
MD5247aa9365ca9a5b27b43cab12172feed
File Typeexe
Size3765.8 KB
First Seen2025-05-20
File NameSecuriteInfo.com.Win32.MalwareX-gen.6642.5447
Tagsblacksuit, exe, signed

Malware Family: BlackSuit

BlackSuit, Royal grubunun yeniden markasıdır.

TypeRansomware
Programming LanguageC++
Target PlatformWindows/Linux
C2 Protocol
PurposeRoyal rebrand ransomware
First Seen Year2023

Threat Indicators (IOC)

  • SHA256: cbd70a7fab661abee699e96bc790f813a553aa9aae80050544cc4137d6842589
  • MD5: 247aa9365ca9a5b27b43cab12172feed

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 BlackSuit_SHA256 {
    meta:
        description = "BlackSuit sample: cbd70a7fab661abe"
        threat_level = "high"
        first_seen = "2025-05-20"
    condition:
        hash.sha256(0, filesize) == "cbd70a7fab661abee699e96bc790f813a553aa9aae80050544cc4137d6842589"
}

BlackSuit — Malware Profile

BlackSuit Royal ransomware halefi. Python 3.11 runtime gömülü. macOS + Windows. cpython311.dll. çapraz platform.

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

Technical Details

Ransomware ailesi: AES/RSA hibrid sifreleme, dosya uzantisi degistirme, shadow copy silme, C2 ile anahtar alis-verisi, fidye notu birakma, kullanici belgelerine odaklanma

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 — BlackSuit
# SHA256 cbd70a7fab661abee699e96bc790f813a553aa9aae80050544cc4137d6842589 # MD5 247aa9365ca9a5b27b43cab12172feed
TypeValueNote
sha256 cbd70a7fab661abee699e96bc790f813a553aa9aae80050544cc4137d6842589 Sample:BlackSuit
md5 247aa9365ca9a5b27b43cab12172feed Sample:BlackSuit
Tags
blacksuitransomwaremalwarehighsha256hash-analizi