LockBit | 威胁等级: critical | 类型: Ransomware

加密标识符

SHA256d61fa625288f6f8786399c821fb51ec220a1de1877115521f206306b89461d83
MD5fc5b359d88f007f1e44c16a03b5d5809
文件类型zip
大小422.4 KB
首次发现2023-08-15
文件名LBG_test.com_C3F7B91F25992E56_15.08.23_test.zip
标签lockbit, Ransomware, zip

恶意软件家族: LockBit

LockBit, yaygın ransomware'dir.

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

威胁指标 (IOC)

  • SHA256: d61fa625288f6f8786399c821fb51ec220a1de1877115521f206306b89461d83
  • MD5: fc5b359d88f007f1e44c16a03b5d5809

您可以在 VirusTotal 上验证此样本的所有哈希值。

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. 向执法部门(网络犯罪部门)报案
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA 规则提示

rule LockBit_SHA256 {
    meta:
        description = "LockBit sample: d61fa625288f6f87"
        threat_level = "critical"
        first_seen = "2023-08-15"
    condition:
        hash.sha256(0, filesize) == "d61fa625288f6f8786399c821fb51ec220a1de1877115521f206306b89461d83"
}

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 d61fa625288f6f8786399c821fb51ec220a1de1877115521f206306b89461d83 # MD5 fc5b359d88f007f1e44c16a03b5d5809
类型备注
sha256 d61fa625288f6f8786399c821fb51ec220a1de1877115521f206306b89461d83 Sample:LockBit
md5 fc5b359d88f007f1e44c16a03b5d5809 Sample:LockBit

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
lockbitransomwaremalwarecriticalsha256hash-analizi