Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256704a0fa7de19564bc743fb68aa0652e38bf86e8ab694bc079b15f945c85f4320
MD58b9a0b44b738c7884e6a14f4cb18afff
File Typeexe
Size38.5 KB
First Seen2021-01-17
File Namebabuk_v3.exe
TagsBabuk, Ransomware, v3

Malware Family: Babuk

Babuk, ESXi'yi şifreler.

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

Threat Indicators (IOC)

  • SHA256: 704a0fa7de19564bc743fb68aa0652e38bf86e8ab694bc079b15f945c85f4320
  • MD5: 8b9a0b44b738c7884e6a14f4cb18afff

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: 704a0fa7de19564b"
        threat_level = "high"
        first_seen = "2021-01-17"
    condition:
        hash.sha256(0, filesize) == "704a0fa7de19564bc743fb68aa0652e38bf86e8ab694bc079b15f945c85f4320"
}

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 704a0fa7de19564bc743fb68aa0652e38bf86e8ab694bc079b15f945c85f4320 # MD5 8b9a0b44b738c7884e6a14f4cb18afff
TypeValueNote
sha256 704a0fa7de19564bc743fb68aa0652e38bf86e8ab694bc079b15f945c85f4320 Sample:Babuk
md5 8b9a0b44b738c7884e6a14f4cb18afff Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi