Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256f8cfcd21368ff8d8590000adf0b18d03aa49364a344bffeed9a8f32d5af1148f
MD5176c0e35328b032619dc485652148f6c
File Typeexe
Size55.5 KB
First Seen2022-10-06
File Namef8cfcd21368ff8d8590000adf0b18d03aa49364a344bffeed9a8f32d5af1148f
TagsBabuk, 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: f8cfcd21368ff8d8590000adf0b18d03aa49364a344bffeed9a8f32d5af1148f
  • MD5: 176c0e35328b032619dc485652148f6c

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: f8cfcd21368ff8d8"
        threat_level = "high"
        first_seen = "2022-10-06"
    condition:
        hash.sha256(0, filesize) == "f8cfcd21368ff8d8590000adf0b18d03aa49364a344bffeed9a8f32d5af1148f"
}

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 f8cfcd21368ff8d8590000adf0b18d03aa49364a344bffeed9a8f32d5af1148f # MD5 176c0e35328b032619dc485652148f6c
TypeValueNote
sha256 f8cfcd21368ff8d8590000adf0b18d03aa49364a344bffeed9a8f32d5af1148f Sample:Babuk
md5 176c0e35328b032619dc485652148f6c Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi