Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25671936bc3ee40c7ea678889d2ad5fa7eb39401752cd58988ce462f9d4048578ac
MD50eb34299209b3b9b6e99ffca6ddfa213
File Typeexe
Size77.6 KB
First Seen2021-11-04
File Name71936bc3ee40c7ea678889d2ad5fa7eb39401752cd58988ce462f9d4048578ac.bin
TagsBabuk, exe, Piton, 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: 71936bc3ee40c7ea678889d2ad5fa7eb39401752cd58988ce462f9d4048578ac
  • MD5: 0eb34299209b3b9b6e99ffca6ddfa213

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: 71936bc3ee40c7ea"
        threat_level = "high"
        first_seen = "2021-11-04"
    condition:
        hash.sha256(0, filesize) == "71936bc3ee40c7ea678889d2ad5fa7eb39401752cd58988ce462f9d4048578ac"
}

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 71936bc3ee40c7ea678889d2ad5fa7eb39401752cd58988ce462f9d4048578ac # MD5 0eb34299209b3b9b6e99ffca6ddfa213
TypeValueNote
sha256 71936bc3ee40c7ea678889d2ad5fa7eb39401752cd58988ce462f9d4048578ac Sample:Babuk
md5 0eb34299209b3b9b6e99ffca6ddfa213 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi