Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25632f8bb15e0cf8c8988ec4dfe9486291eabf401bfb919598ab850199cc4afea75
MD594048caef56053fc365b9f601499644b
File Typeexe
Size19.2 KB
First Seen2021-12-24
File Name32f8bb15e0cf8c8988ec4dfe9486291eabf401bfb919598ab850199cc4afea75.bin
TagsBabuk, exe, Loader, 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: 32f8bb15e0cf8c8988ec4dfe9486291eabf401bfb919598ab850199cc4afea75
  • MD5: 94048caef56053fc365b9f601499644b

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: 32f8bb15e0cf8c89"
        threat_level = "high"
        first_seen = "2021-12-24"
    condition:
        hash.sha256(0, filesize) == "32f8bb15e0cf8c8988ec4dfe9486291eabf401bfb919598ab850199cc4afea75"
}

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 32f8bb15e0cf8c8988ec4dfe9486291eabf401bfb919598ab850199cc4afea75 # MD5 94048caef56053fc365b9f601499644b
TypeValueNote
sha256 32f8bb15e0cf8c8988ec4dfe9486291eabf401bfb919598ab850199cc4afea75 Sample:Babuk
md5 94048caef56053fc365b9f601499644b Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi