加密标识符
| SHA256 | 8b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99 |
|---|---|
| MD5 | 7c15c7e064cbb7cfe62c882e85c0bc7a |
| 文件类型 | rtf |
| 大小 | 449.5 KB |
| 首次发现 | 2021-12-01 |
| 文件名 | SecuriteInfo.com.W97M.DownLoader.2175.10829.20255 |
| 标签 | Dridex, rtf |
恶意软件家族: Dridex
Dridex, Evil Corp trojanıdır.
| 类型 | Banking Trojan |
|---|---|
| 编程语言 | C++ |
| 目标平台 | Windows |
| C2 协议 | HTTPS |
| 用途 | Bankacılık trojanı |
| 首次发现年份 | 2012 |
| 别名 | Bugat |
威胁指标 (IOC)
- SHA256:
8b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99 - MD5:
7c15c7e064cbb7cfe62c882e85c0bc7a
您可以在 VirusTotal 上验证此样本的所有哈希值。
系统清理指南
- 将系统从网络断开——拔掉网线,关闭 Wi-Fi
- 在任务管理器中结束可疑进程
- 使用 Malwarebytes 或 Kaspersky 进行全盘扫描
- HKCU\Software\Microsoft\Windows\CurrentVersion\Run kayıtlarını kontrol edin
- 在任务计划程序中检查新建的计划任务
- 使用未感染的设备更改所有账户密码
- Gerekirse Windows'u yeniden yükleyin ve verilerinizi temiz bir yedeğe geri alın
YARA 规则提示
rule Dridex_SHA256 {
meta:
description = "Dridex sample: 8b04035e8d47c75e"
threat_level = "critical"
first_seen = "2021-12-01"
condition:
hash.sha256(0, filesize) == "8b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99"
}
Dridex — 恶意软件档案
Dridex Bugat TA505 banking trojan. Chrome/Firefox form hooking with obfuscated strings. DirectUI RTTI.
技术细节
Dridex (Bugat/Cridex) is a modular banking trojan operated by TA505/Evil Corp since 2011. Uses peer-to-peer botnet architecture for C2 communication to resist takedowns. Modules: form grabber, VNC backdoor, network proxy, credential stealer, spread module. Encrypted communication: RC4 + custom protocol over HTTP. Delivered via Microsoft Office macro phishing (VBA macros). Used to deliver: BitPaymer, WastedLocker, Grief (PayOrGrief) ransomware. Evil Corp sanctioned by US Treasury October 2019, making ransom payments illegal for US entities. Dridex infrastructure heavily overlaps with Locky ransomware campaigns. Botnet IDs (bot IDs): 220, 444, 7777, multiple active botnets simultaneously.
归因 / 威胁行为者
Evil Corp (TA505), Maksim Yakubets (indicted by FBI)
能力与行为
IOC列表 (2 个指标)
# SHA256
8b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99
# MD5
7c15c7e064cbb7cfe62c882e85c0bc7a
| 类型 | 值 | 备注 |
|---|---|---|
| sha256 | 8b04035e8d47c75ea91f210bd7b56633645dde02b7221ba38c5392d514b9ea99 | Sample:Dridex |
| md5 | 7c15c7e064cbb7cfe62c882e85c0bc7a | Sample:Dridex |
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 |
|---|---|---|---|---|---|
| 79.141.164.52 | ip | 4444 | TCP | sinkholed | RO |
| 185.234.218.151 | ip | 4444 | HTTPS | sinkholed | RU |
| 77.73.133.84 | ip | 443 | HTTPS | sinkholed | BG |
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。