BlackSuit | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256d3abb9947cbe93297b5064ae2f580c461250a7946672ab58ea8da512e919bbd3
MD56e8d90bd91e2d4edce38609521de5089
File Typezip
Size25705.3 KB
First Seen2025-07-04
File NameVirus.zip
Tagsbackdoor, blacksuit, dllHijack, SilverFox, ValleyRAT, zip

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: d3abb9947cbe93297b5064ae2f580c461250a7946672ab58ea8da512e919bbd3
  • MD5: 6e8d90bd91e2d4edce38609521de5089

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: d3abb9947cbe9329"
        threat_level = "high"
        first_seen = "2025-07-04"
    condition:
        hash.sha256(0, filesize) == "d3abb9947cbe93297b5064ae2f580c461250a7946672ab58ea8da512e919bbd3"
}

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 d3abb9947cbe93297b5064ae2f580c461250a7946672ab58ea8da512e919bbd3 # MD5 6e8d90bd91e2d4edce38609521de5089
TypeValueNote
sha256 d3abb9947cbe93297b5064ae2f580c461250a7946672ab58ea8da512e919bbd3 Sample:BlackSuit
md5 6e8d90bd91e2d4edce38609521de5089 Sample:BlackSuit
Tags
blacksuitransomwaremalwarehighsha256hash-analizi