Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256db28d5d2a0e2b0320748a4f68156463642ab59671a3c8f7266c23fdffe186ac1
MD561e7836f675a8bd296efedfe41ffeb47
File Typeexe
Size254.5 KB
First Seen2025-01-23
File NameDuck2.exe
TagsBabuk, exe

Malware Family: Babuk

Babuk, ESXi'yi şifreler.

TypeRansomware
Programming LanguageC++
Target PlatformWindows/Linux
C2 Protocol
PurposeESXi şifreleme
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: db28d5d2a0e2b0320748a4f68156463642ab59671a3c8f7266c23fdffe186ac1
  • MD5: 61e7836f675a8bd296efedfe41ffeb47

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 Babuk_SHA256 {
    meta:
        description = "Babuk sample: db28d5d2a0e2b032"
        threat_level = "high"
        first_seen = "2025-01-23"
    condition:
        hash.sha256(0, filesize) == "db28d5d2a0e2b0320748a4f68156463642ab59671a3c8f7266c23fdffe186ac1"
}

Babuk — Malware Profile

Babuk, 2021 aktif .NET tabanlı ransomware ailesidir. Kaynak kodu sızdırılmış. ESXi ve Windows versiyonları.

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 — Babuk
# SHA256 db28d5d2a0e2b0320748a4f68156463642ab59671a3c8f7266c23fdffe186ac1 # MD5 61e7836f675a8bd296efedfe41ffeb47
TypeValueNote
sha256 db28d5d2a0e2b0320748a4f68156463642ab59671a3c8f7266c23fdffe186ac1 Sample:Babuk
md5 61e7836f675a8bd296efedfe41ffeb47 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi