LockBit | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256ca427b48b46e150ed7a88cd1365392459788a6316b7d4544c5421781e60bd3e1
MD52280241dc8c25066b40ac98ca4a6a67a
File Typeunknown
Size0.7 KB
First Seen2024-03-28
File Nameshellcode_keystream.bin
TagsBlackMatte, lockbit

Malware Family: LockBit

LockBit, en fazla saldırıdan sorumlu ransomware'dir.

TypeRansomware
Programming LanguageC++
Target PlatformWindows/Linux
C2 Protocol
PurposeÇifte şantaj ransomware
First Seen Year2019
AliasesLockBit 3.0

Threat Indicators (IOC)

  • SHA256: ca427b48b46e150ed7a88cd1365392459788a6316b7d4544c5421781e60bd3e1
  • MD5: 2280241dc8c25066b40ac98ca4a6a67a

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. Yetkililere ihbarda bulunun
  7. Temiz bir yedekten kurtarın

YARA Rule Hints

rule LockBit_SHA256 {
    meta:
        description = "LockBit sample: ca427b48b46e150e"
        threat_level = "critical"
        first_seen = "2024-03-28"
    condition:
        hash.sha256(0, filesize) == "ca427b48b46e150ed7a88cd1365392459788a6316b7d4544c5421781e60bd3e1"
}

LockBit — Malware Profile

LockBit 3.0 (LockBit Black). bl3.exe builder. CryptProtectMemory DPAPI key protection. WinRAR SFX delivery.

Malware Type
Ransomware
Programming Language
C++
C2 Protocol
Target Systems
Windows/Linux
Also Known As (AKA)
LockBit 3.0

Technical Details

C, RSA-2048 + AES-256 sifreleme (hibrid), vssadmin ile shadow copy silme, Active Directory enum, LockBit Builder ile ozel varyant uretimi, multi-threaded encryption, ransom note TXT/HTA

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 — LockBit
# SHA256 ca427b48b46e150ed7a88cd1365392459788a6316b7d4544c5421781e60bd3e1 # MD5 2280241dc8c25066b40ac98ca4a6a67a
TypeValueNote
sha256 ca427b48b46e150ed7a88cd1365392459788a6316b7d4544c5421781e60bd3e1
md5 2280241dc8c25066b40ac98ca4a6a67a

C2 Servers (2 recorded servers for this family)

Address Type Port Protocol Status Country
35.227.107.189 ip 443 HTTPS sinkholed US
89.185.85.239 ip 443 HTTPS sinkholed NL

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
lockbitransomwaremalwarecriticalsha256analizzenginleştirilmiş