Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256764fa73478783cf7d93bb29e519d267efc451b587a4dc6eea939760e1c9419d2
MD594737d9d6b8e55c9cac7c10b19962329
File Typeexe
Size1175.5 KB
First Seen2023-03-11
File Name94737d9d6b8e55c9cac7c10b19962329.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: 764fa73478783cf7d93bb29e519d267efc451b587a4dc6eea939760e1c9419d2
  • MD5: 94737d9d6b8e55c9cac7c10b19962329

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: 764fa73478783cf7"
        threat_level = "high"
        first_seen = "2023-03-11"
    condition:
        hash.sha256(0, filesize) == "764fa73478783cf7d93bb29e519d267efc451b587a4dc6eea939760e1c9419d2"
}

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 764fa73478783cf7d93bb29e519d267efc451b587a4dc6eea939760e1c9419d2 # MD5 94737d9d6b8e55c9cac7c10b19962329
TypeValueNote
sha256 764fa73478783cf7d93bb29e519d267efc451b587a4dc6eea939760e1c9419d2 Sample:Babuk
md5 94737d9d6b8e55c9cac7c10b19962329 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi