WannaCry | 威胁等级: critical | 类型: Ransomware

加密标识符

SHA256993d32b3cc9e59664ac57bbe91d5db25a100361bff1f44fea21a33147f98c755
MD5e31ab4c94ccfc5d480258dd62cde7ad3
文件类型exe
大小3635.9 KB
首次发现2022-12-23
文件名loan_agreement_greenanimals.pdf.exe
标签exe, WannaCry

恶意软件家族: WannaCry

WannaCry, küresel saldırıdır.

类型Ransomware
编程语言C
目标平台Windows
C2 协议
用途SMB ransomware
首次发现年份2017
别名WannaCrypt

威胁指标 (IOC)

  • SHA256: 993d32b3cc9e59664ac57bbe91d5db25a100361bff1f44fea21a33147f98c755
  • MD5: e31ab4c94ccfc5d480258dd62cde7ad3

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 WannaCry_SHA256 {
    meta:
        description = "WannaCry sample: 993d32b3cc9e5966"
        threat_level = "critical"
        first_seen = "2022-12-23"
    condition:
        hash.sha256(0, filesize) == "993d32b3cc9e59664ac57bbe91d5db25a100361bff1f44fea21a33147f98c755"
}

WannaCry — 恶意软件档案

WannaCry EternalBlue SMB ransomware. 2017 NSA açık. RSA public key hardcoded. ChangeServiceConfig2A servis kalıcılığı. 150+ ülke.

恶意软件类型
Ransomware
编程语言
C
C2协议
目标系统
Windows
别名 (AKA)
WannaCrypt

技术细节

EternalBlue SMB exploit (CVE-2017-0144), DoublePulsar backdoor, kill-switch domain (registrasyonla durduruldu), RSA-2048 + AES-128-CBC sifreleme, .WNCRY dosya uzantisi, Tor C2

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 — WannaCry
# SHA256 993d32b3cc9e59664ac57bbe91d5db25a100361bff1f44fea21a33147f98c755 # MD5 e31ab4c94ccfc5d480258dd62cde7ad3
类型备注
sha256 993d32b3cc9e59664ac57bbe91d5db25a100361bff1f44fea21a33147f98c755 Sample:WannaCry
md5 e31ab4c94ccfc5d480258dd62cde7ad3 Sample:WannaCry

C2服务器 (该家族共有 3 台已记录服务器)

地址 类型 端口 协议 状态 国家
iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com domain 80 TCP sinkholed —
www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com domain 443 TCP sinkholed —
www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com domain 443 TCP sinkholed —

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
wannacryransomwaremalwarecriticalsha256hash-analizi