Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256d066e2aa9b600e2f1b8515016e65bc030d48462af178c7944979d73839012ca8
MD54e9caa5f1626ab69b83dc8a6861f95b4
File Typeexe
Size189.4 KB
First Seen2023-03-20
File Nameh.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: d066e2aa9b600e2f1b8515016e65bc030d48462af178c7944979d73839012ca8
  • MD5: 4e9caa5f1626ab69b83dc8a6861f95b4

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: d066e2aa9b600e2f"
        threat_level = "high"
        first_seen = "2023-03-20"
    condition:
        hash.sha256(0, filesize) == "d066e2aa9b600e2f1b8515016e65bc030d48462af178c7944979d73839012ca8"
}

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 d066e2aa9b600e2f1b8515016e65bc030d48462af178c7944979d73839012ca8 # MD5 4e9caa5f1626ab69b83dc8a6861f95b4
TypeValueNote
sha256 d066e2aa9b600e2f1b8515016e65bc030d48462af178c7944979d73839012ca8 Sample:Babuk
md5 4e9caa5f1626ab69b83dc8a6861f95b4 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi