Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256f62f4261c914202f3445e122283178a508fa9cc0c480daddc180b5901557b2d7
MD5d8c43ed3de8a96a1772e4a87f8cc7685
File Typeexe
Size778.0 KB
First Seen2023-03-06
File Named8c43ed3de8a96a1772e4a87f8cc7685.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: f62f4261c914202f3445e122283178a508fa9cc0c480daddc180b5901557b2d7
  • MD5: d8c43ed3de8a96a1772e4a87f8cc7685

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: f62f4261c914202f"
        threat_level = "high"
        first_seen = "2023-03-06"
    condition:
        hash.sha256(0, filesize) == "f62f4261c914202f3445e122283178a508fa9cc0c480daddc180b5901557b2d7"
}

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 f62f4261c914202f3445e122283178a508fa9cc0c480daddc180b5901557b2d7 # MD5 d8c43ed3de8a96a1772e4a87f8cc7685
TypeValueNote
sha256 f62f4261c914202f3445e122283178a508fa9cc0c480daddc180b5901557b2d7 Sample:Babuk
md5 d8c43ed3de8a96a1772e4a87f8cc7685 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi