Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25610843ab4b6e4c9592a31a72bc5f7ccfa48fd365e6fba1b100319f40125f8da6f
MD53c070554f9b588ac31e317be5d5f5120
File Typeexe
Size79.0 KB
First Seen2023-03-10
File Namee_win.bin
TagsBabuk

Malware Family: Babuk

Babuk, ESXi'yi şifreler.

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

Threat Indicators (IOC)

  • SHA256: 10843ab4b6e4c9592a31a72bc5f7ccfa48fd365e6fba1b100319f40125f8da6f
  • MD5: 3c070554f9b588ac31e317be5d5f5120

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: 10843ab4b6e4c959"
        threat_level = "high"
        first_seen = "2023-03-10"
    condition:
        hash.sha256(0, filesize) == "10843ab4b6e4c9592a31a72bc5f7ccfa48fd365e6fba1b100319f40125f8da6f"
}

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 10843ab4b6e4c9592a31a72bc5f7ccfa48fd365e6fba1b100319f40125f8da6f # MD5 3c070554f9b588ac31e317be5d5f5120
TypeValueNote
sha256 10843ab4b6e4c9592a31a72bc5f7ccfa48fd365e6fba1b100319f40125f8da6f Sample:Babuk
md5 3c070554f9b588ac31e317be5d5f5120 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi