Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25625835a890a218fd26bfd8b23696576402b5eb8a4c9af4a51529e14c4f00a9cce
MD58373085c527b21c1b76748d65aac4d19
File Typeexe
Size79.0 KB
First Seen2022-04-19
File Name25835a890a218fd26bfd8b23696576402b5eb8a4c9af4a51529e14c4f00a9cce.bin
TagsBabuk, blaze, exe, 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: 25835a890a218fd26bfd8b23696576402b5eb8a4c9af4a51529e14c4f00a9cce
  • MD5: 8373085c527b21c1b76748d65aac4d19

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: 25835a890a218fd2"
        threat_level = "high"
        first_seen = "2022-04-19"
    condition:
        hash.sha256(0, filesize) == "25835a890a218fd26bfd8b23696576402b5eb8a4c9af4a51529e14c4f00a9cce"
}

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 25835a890a218fd26bfd8b23696576402b5eb8a4c9af4a51529e14c4f00a9cce # MD5 8373085c527b21c1b76748d65aac4d19
TypeValueNote
sha256 25835a890a218fd26bfd8b23696576402b5eb8a4c9af4a51529e14c4f00a9cce Sample:Babuk
md5 8373085c527b21c1b76748d65aac4d19 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi