Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA2569a089790e04683ebf37d9746e0284322f59c46eef2a86cc231839482f323e871
MD5a73d9dc904349b9c967dc6a724806b2d
File Typeexe
Size75.0 KB
First Seen2021-03-13
File Namee_win.exe
TagsBabuk, babyk, 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: 9a089790e04683ebf37d9746e0284322f59c46eef2a86cc231839482f323e871
  • MD5: a73d9dc904349b9c967dc6a724806b2d

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: 9a089790e04683eb"
        threat_level = "high"
        first_seen = "2021-03-13"
    condition:
        hash.sha256(0, filesize) == "9a089790e04683ebf37d9746e0284322f59c46eef2a86cc231839482f323e871"
}

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 9a089790e04683ebf37d9746e0284322f59c46eef2a86cc231839482f323e871 # MD5 a73d9dc904349b9c967dc6a724806b2d
TypeValueNote
sha256 9a089790e04683ebf37d9746e0284322f59c46eef2a86cc231839482f323e871 Sample:Babuk
md5 a73d9dc904349b9c967dc6a724806b2d Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi