Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256575c7b60f3b1dfc3cdd42e868b88df19cef81a5577254a314dc7d1da0fd64cfb
MD52484a28cb9d2f92c40586584767f30b9
File Typeexe
Size78.5 KB
First Seen2021-11-04
File Name575c7b60f3b1dfc3cdd42e868b88df19cef81a5577254a314dc7d1da0fd64cfb.bin
TagsBabuk, exe, Piton, Ransomware

Malware Family: Babuk

Babuk, ESXi'yi şifreler.

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

Threat Indicators (IOC)

  • SHA256: 575c7b60f3b1dfc3cdd42e868b88df19cef81a5577254a314dc7d1da0fd64cfb
  • MD5: 2484a28cb9d2f92c40586584767f30b9

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: 575c7b60f3b1dfc3"
        threat_level = "high"
        first_seen = "2021-11-04"
    condition:
        hash.sha256(0, filesize) == "575c7b60f3b1dfc3cdd42e868b88df19cef81a5577254a314dc7d1da0fd64cfb"
}

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 575c7b60f3b1dfc3cdd42e868b88df19cef81a5577254a314dc7d1da0fd64cfb # MD5 2484a28cb9d2f92c40586584767f30b9
TypeValueNote
sha256 575c7b60f3b1dfc3cdd42e868b88df19cef81a5577254a314dc7d1da0fd64cfb Sample:Babuk
md5 2484a28cb9d2f92c40586584767f30b9 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi