Babuk | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25618e299d4331ccff805275b21f33be0a3bd3d1d9ce72a79ba78d2f32dd657bfbb
MD516c7212928b23a170cebb12935a933fa
File Typeexe
Size79.0 KB
First Seen2021-04-13
File Name18e299d4331ccff805275b21f33be0a3bd3d1d9ce72a79ba78d2f32dd657bfbb
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: 18e299d4331ccff805275b21f33be0a3bd3d1d9ce72a79ba78d2f32dd657bfbb
  • MD5: 16c7212928b23a170cebb12935a933fa

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: 18e299d4331ccff8"
        threat_level = "high"
        first_seen = "2021-04-13"
    condition:
        hash.sha256(0, filesize) == "18e299d4331ccff805275b21f33be0a3bd3d1d9ce72a79ba78d2f32dd657bfbb"
}

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 18e299d4331ccff805275b21f33be0a3bd3d1d9ce72a79ba78d2f32dd657bfbb # MD5 16c7212928b23a170cebb12935a933fa
TypeValueNote
sha256 18e299d4331ccff805275b21f33be0a3bd3d1d9ce72a79ba78d2f32dd657bfbb Sample:Babuk
md5 16c7212928b23a170cebb12935a933fa Sample:Babuk
Tags
babukransomwaremalwarehighsha256hash-analizi