Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256ed0f154481261e9a08dcc4f7e4d396bce75526811216106daa70d4148c660d76
MD5d6fc9e993c69aceb7a5501641fc823fa
File Typeexe
Size79.5 KB
First Seen2021-04-20
File Nameed0f154481261e9a08dcc4f7e4d396bce75526811216106daa70d4148c660d76.exe
TagsBabuk, babyk, 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: ed0f154481261e9a08dcc4f7e4d396bce75526811216106daa70d4148c660d76
  • MD5: d6fc9e993c69aceb7a5501641fc823fa

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: ed0f154481261e9a"
        threat_level = "high"
        first_seen = "2021-04-20"
    condition:
        hash.sha256(0, filesize) == "ed0f154481261e9a08dcc4f7e4d396bce75526811216106daa70d4148c660d76"
}

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 ed0f154481261e9a08dcc4f7e4d396bce75526811216106daa70d4148c660d76 # MD5 d6fc9e993c69aceb7a5501641fc823fa
TypeValueNote
sha256 ed0f154481261e9a08dcc4f7e4d396bce75526811216106daa70d4148c660d76 Sample:Babuk
md5 d6fc9e993c69aceb7a5501641fc823fa Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi