Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA2561d5f8c4e2cb635bb5cfb001dfd0db882b9eeea700f04a6b9cb1a934667b85368
MD52cd19f67df6d9e1a42e9893e3813b459
File Typeexe
Size79.0 KB
First Seen2022-09-29
File Name1d5f8c4e2cb635bb5cfb001dfd0db882b9eeea700f04a6b9cb1a934667b85368
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: 1d5f8c4e2cb635bb5cfb001dfd0db882b9eeea700f04a6b9cb1a934667b85368
  • MD5: 2cd19f67df6d9e1a42e9893e3813b459

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: 1d5f8c4e2cb635bb"
        threat_level = "high"
        first_seen = "2022-09-29"
    condition:
        hash.sha256(0, filesize) == "1d5f8c4e2cb635bb5cfb001dfd0db882b9eeea700f04a6b9cb1a934667b85368"
}

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 1d5f8c4e2cb635bb5cfb001dfd0db882b9eeea700f04a6b9cb1a934667b85368 # MD5 2cd19f67df6d9e1a42e9893e3813b459
TypeValueNote
sha256 1d5f8c4e2cb635bb5cfb001dfd0db882b9eeea700f04a6b9cb1a934667b85368 Sample:Babuk
md5 2cd19f67df6d9e1a42e9893e3813b459 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi