Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256a1145bfafd1fe4ab5db7d03836af4289d0622bf596f30a50320accb02e337157
MD51f1a1658d4822972251f14af7229cd39
File Typeelf
Size72.3 KB
First Seen2024-11-01
File Namea1145bfafd1fe4ab5db7d03836af4289d0622bf596f30a50320accb02e337157
TagsBabuk, elf, 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: a1145bfafd1fe4ab5db7d03836af4289d0622bf596f30a50320accb02e337157
  • MD5: 1f1a1658d4822972251f14af7229cd39

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: a1145bfafd1fe4ab"
        threat_level = "high"
        first_seen = "2024-11-01"
    condition:
        hash.sha256(0, filesize) == "a1145bfafd1fe4ab5db7d03836af4289d0622bf596f30a50320accb02e337157"
}

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 a1145bfafd1fe4ab5db7d03836af4289d0622bf596f30a50320accb02e337157 # MD5 1f1a1658d4822972251f14af7229cd39
TypeValueNote
sha256 a1145bfafd1fe4ab5db7d03836af4289d0622bf596f30a50320accb02e337157 Sample:Babuk
md5 1f1a1658d4822972251f14af7229cd39 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi