Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25656b7e6dd46e38a30ead82790947a425661ad893f54060381c9b76616c27d3b9f
MD5ab083f1294796b947de5390ec853243e
File Typedll
Size80.5 KB
First Seen2021-10-13
File Name1634069448.6985812.dll
TagsBabuk, dll

Malware Family: Babuk

Babuk, ESXi'yi şifreler.

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

Threat Indicators (IOC)

  • SHA256: 56b7e6dd46e38a30ead82790947a425661ad893f54060381c9b76616c27d3b9f
  • MD5: ab083f1294796b947de5390ec853243e

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: 56b7e6dd46e38a30"
        threat_level = "high"
        first_seen = "2021-10-13"
    condition:
        hash.sha256(0, filesize) == "56b7e6dd46e38a30ead82790947a425661ad893f54060381c9b76616c27d3b9f"
}

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 56b7e6dd46e38a30ead82790947a425661ad893f54060381c9b76616c27d3b9f # MD5 ab083f1294796b947de5390ec853243e
TypeValueNote
sha256 56b7e6dd46e38a30ead82790947a425661ad893f54060381c9b76616c27d3b9f Sample:Babuk
md5 ab083f1294796b947de5390ec853243e Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi