加密标识符
| SHA256 | 06920cbb3c08c1a61c729482342bb3b773592caa2b92db83771437e19be359c9 |
|---|---|
| MD5 | 4a72fe7059dcf46256faaa2d653ef9a3 |
| 文件类型 | docx |
| 大小 | 278.5 KB |
| 首次发现 | 2024-11-07 |
| 文件名 | 91ceb1659f66b756d7557e1421e27f505feec4f7 |
| 标签 | docx, Emotet, Heodo |
恶意软件家族: Emotet
Emotet, tehlikeli botnet'tir.
| 类型 | Loader |
|---|---|
| 编程语言 | C |
| 目标平台 | Windows |
| C2 协议 | HTTP |
| 用途 | Kötü amaçlı yazılım dağıtımı |
| 首次发现年份 | 2014 |
| 别名 | Heodo |
威胁指标 (IOC)
- SHA256:
06920cbb3c08c1a61c729482342bb3b773592caa2b92db83771437e19be359c9 - MD5:
4a72fe7059dcf46256faaa2d653ef9a3
系统清理指南
- 将系统从网络断开——加载器可能正在下载其他恶意软件
- 分析所有已下载的载荷
- 检查全部网络流量,切断可疑连接
- 执行完整的杀毒扫描
- 考虑重装系统
YARA 规则提示
rule Emotet_SHA256 {
meta:
description = "Emotet sample: 06920cbb3c08c1a6"
threat_level = "critical"
first_seen = "2024-11-07"
condition:
hash.sha256(0, filesize) == "06920cbb3c08c1a61c729482342bb3b773592caa2b92db83771437e19be359c9"
}
Emotet — 恶意软件档案
Emotet (Heodo/Mealybug/TA542) 32-bit DLL payload. Process enumeration via CreateToolhelp32Snapshot+Process32First/Next. VirtualAlloc+VirtualProtect shellcode staging. ntdll.dll direct calls. Low entropy 3.92 (stage-1 loader/encoded payload). Suspicious imagebase and DOS stub.
技术细节
C dili, HTTP C2 (RSA+AES sifreleme), modular yapi (email stealer, spreader, Outlook harvester), process hollowing, living off the land (regsvr32, mshta, certutil), Epoch1/2/3/4/5 botnet
归因 / 威胁行为者
TA542 (MUMMY SPIDER) - Ukrayna kokenli oldugu dusunulen organizasyon. 2021'de Europol/FBI tarafindan coguyla tutuklandi; 2022'de geri dondu.
能力与行为
IOC列表 (2 个指标)
# SHA256
06920cbb3c08c1a61c729482342bb3b773592caa2b92db83771437e19be359c9
# MD5
4a72fe7059dcf46256faaa2d653ef9a3
| 类型 | 值 | 备注 |
|---|---|---|
| sha256 | 06920cbb3c08c1a61c729482342bb3b773592caa2b92db83771437e19be359c9 | |
| md5 | 4a72fe7059dcf46256faaa2d653ef9a3 |
C2服务器 (该家族共有 7 台已记录服务器)
| 地址 | 类型 | 端口 | 协议 | 状态 | 国家 |
|---|---|---|---|---|---|
| 41.216.188.11 | ip | 8000 | HTTP | active | — |
| 103.143.173.206 | ip | 443 | HTTPS | inactive | ID |
| 144.91.65.153 | ip | 7080 | HTTP | inactive | DE |
| 195.88.54.144 | ip | 8080 | HTTP | sinkholed | — |
| 103.43.46.149 | ip | 443 | HTTPS | sinkholed | — |
| 185.220.101.32 | ip | 80 | HTTP | sinkholed | DE |
| 5.135.183.154 | ip | 8080 | HTTP | sinkholed | FR |
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。