Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256ab4eae618bb05b4fb4a8d3790a0d18a3e1566ab477519991cb161398803a8847
MD503f524377f461bfa70859fb5805b5a03
File Typeexe
Size75.0 KB
First Seen2021-03-01
File Namee_win.exe
TagsBabuk, 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: ab4eae618bb05b4fb4a8d3790a0d18a3e1566ab477519991cb161398803a8847
  • MD5: 03f524377f461bfa70859fb5805b5a03

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: ab4eae618bb05b4f"
        threat_level = "high"
        first_seen = "2021-03-01"
    condition:
        hash.sha256(0, filesize) == "ab4eae618bb05b4fb4a8d3790a0d18a3e1566ab477519991cb161398803a8847"
}

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 ab4eae618bb05b4fb4a8d3790a0d18a3e1566ab477519991cb161398803a8847 # MD5 03f524377f461bfa70859fb5805b5a03
TypeValueNote
sha256 ab4eae618bb05b4fb4a8d3790a0d18a3e1566ab477519991cb161398803a8847 Sample:Babuk
md5 03f524377f461bfa70859fb5805b5a03 Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi