LockBit | 威胁等级: critical | 类型: Ransomware

加密标识符

SHA256b3ea0f4f442da3106c0d4f97cf20e244b84d719232ca90b3b7fc6e59e37e1ca1
MD537355f4fd63e7abd89bdc841ed98229f
文件类型exe
大小242.0 KB
首次发现2023-01-31
文件名b3ea0f4f442da3106c0d4f97cf20e244b84d719232ca90b3b7fc6e59e37e1ca1
标签exe, lockbit, Ransomware

恶意软件家族: LockBit

LockBit, en fazla saldırıdan sorumlu ransomware'dir.

类型Ransomware
编程语言C++
目标平台Windows/Linux
C2 协议
用途Çifte şantaj ransomware
首次发现年份2019
别名LockBit 3.0

威胁指标 (IOC)

  • SHA256: b3ea0f4f442da3106c0d4f97cf20e244b84d719232ca90b3b7fc6e59e37e1ca1
  • MD5: 37355f4fd63e7abd89bdc841ed98229f

系统清理指南

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. 不要支付赎金——无法保证恢复文件
  3. 隔离受影响的驱动器
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. 尝试可用的解密工具(NoMoreRansom 项目)
  6. Yetkililere ihbarda bulunun
  7. Temiz bir yedekten kurtarın

YARA 规则提示

rule LockBit_SHA256 {
    meta:
        description = "LockBit sample: b3ea0f4f442da310"
        threat_level = "critical"
        first_seen = "2023-01-31"
    condition:
        hash.sha256(0, filesize) == "b3ea0f4f442da3106c0d4f97cf20e244b84d719232ca90b3b7fc6e59e37e1ca1"
}

LockBit — 恶意软件档案

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

恶意软件类型
Ransomware
编程语言
C++
C2协议
目标系统
Windows/Linux
别名 (AKA)
LockBit 3.0

技术细节

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

能力与行为

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列表 (2 个指标)

IOC — LockBit
# SHA256 b3ea0f4f442da3106c0d4f97cf20e244b84d719232ca90b3b7fc6e59e37e1ca1 # MD5 37355f4fd63e7abd89bdc841ed98229f
类型备注
sha256 b3ea0f4f442da3106c0d4f97cf20e244b84d719232ca90b3b7fc6e59e37e1ca1
md5 37355f4fd63e7abd89bdc841ed98229f

C2服务器 (该家族共有 2 台已记录服务器)

地址 类型 端口 协议 状态 国家
35.227.107.189 ip 443 HTTPS sinkholed US
89.185.85.239 ip 443 HTTPS sinkholed NL

C2 地址仅来自 KEYDAL 团队人工验证的恶意软件样本。禁止用于商业用途。

标签
lockbitransomwaremalwarecriticalsha256analizzenginleştirilmiş