LockBit | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256643e6e51e42a4274005b853efc80ad54e8f6c8aa113cf415fb8bdebcc7399b84
MD5a23fe0cd95fd358590d2bb681d277f9e
File Typedll
Size142.5 KB
First Seen2024-05-06
File Name643e6e51e42a4274005b853efc80ad54e8f6c8aa113cf415fb8bdebcc7399b84
Tagsdll, 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: 643e6e51e42a4274005b853efc80ad54e8f6c8aa113cf415fb8bdebcc7399b84
  • MD5: a23fe0cd95fd358590d2bb681d277f9e

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: 643e6e51e42a4274"
        threat_level = "critical"
        first_seen = "2024-05-06"
    condition:
        hash.sha256(0, filesize) == "643e6e51e42a4274005b853efc80ad54e8f6c8aa113cf415fb8bdebcc7399b84"
}

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 643e6e51e42a4274005b853efc80ad54e8f6c8aa113cf415fb8bdebcc7399b84 # MD5 a23fe0cd95fd358590d2bb681d277f9e
TypeValueNote
sha256 643e6e51e42a4274005b853efc80ad54e8f6c8aa113cf415fb8bdebcc7399b84
md5 a23fe0cd95fd358590d2bb681d277f9e

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