FormBook | 威胁等级: high | 类型: Infostealer
加密标识符
| SHA256 | 35460d0ed6ddee3f707f73eaacf6e49f09f789bdbf460c21f491ba2ff2bb78ef |
|---|---|
| MD5 | d5198b6de7d0e9cf41406c470357ccff |
| 文件类型 | exe |
| 大小 | 890.5 KB |
| 首次发现 | 2026-06-08 |
| 文件名 | 35460d0ed6ddee3f707f73eaacf6e49f09f789bdbf460c21f491ba2ff2bb78ef |
| 标签 | exe, FormBook |
恶意软件家族: FormBook
FormBook, MaaS infostealer'dır.
| 类型 | Infostealer |
|---|---|
| 编程语言 | C |
| 目标平台 | Windows |
| C2 协议 | HTTP |
| 用途 | Form verisi, tuş kaydı |
| 首次发现年份 | 2016 |
| 别名 | xLoader |
威胁指标 (IOC)
- SHA256:
35460d0ed6ddee3f707f73eaacf6e49f09f789bdbf460c21f491ba2ff2bb78ef - MD5:
d5198b6de7d0e9cf41406c470357ccff
系统清理指南
- 立即将系统从网络断开
- Yeni bir cihazdan banka hesabı, sosyal medya ve e-posta şifrelerini değiştirin
- 将加密钱包转移到新地址,弃用旧钱包
- 使用最新的杀毒软件启动全盘扫描
- 清除浏览器保存的密码并启用双重验证
- 在所有受影响的服务中退出全部会话
YARA 规则提示
rule FormBook_SHA256 {
meta:
description = "FormBook sample: 35460d0ed6ddee3f"
threat_level = "high"
first_seen = "2026-06-08"
condition:
hash.sha256(0, filesize) == "35460d0ed6ddee3f707f73eaacf6e49f09f789bdbf460c21f491ba2ff2bb78ef"
}
FormBook — 恶意软件档案
FormBook web form verisi ve credential hırsızı. SmartAssembly paketleyici. İspanyolca LATAM elektrik faturası lür.
恶意软件类型
Infostealer
编程语言
C
C2协议
HTTP
目标系统
Windows
别名 (AKA)
xLoader
技术细节
C dili, Windows API hooking (form grabbing), HTTP POST C2, browser form stealer, keylogger, screenshot, clipboard monitor, process injection (process hollowing)
归因 / 威胁行为者
ABD'de gelistirilmis; satis darknet forumlari uzerinden yapilmis. Dunya genelindeki multuple suc gruplarina hizmet veren MaaS platformu.
能力与行为
Tarayıcı Kimlik Bilgileri
Çerez Hırsızlığı
Kripto Cüzdan Çalma
Sistem Bilgisi
Ekran Görüntüsü
FTP/SSH İstemci Şifreleri
E-posta İstemcisi Çalma
Veri Sızıntısı
IOC列表 (2 个指标)
IOC — FormBook
# SHA256
35460d0ed6ddee3f707f73eaacf6e49f09f789bdbf460c21f491ba2ff2bb78ef
# MD5
d5198b6de7d0e9cf41406c470357ccff
| 类型 | 值 | 备注 |
|---|---|---|
| sha256 | 35460d0ed6ddee3f707f73eaacf6e49f09f789bdbf460c21f491ba2ff2bb78ef | |
| md5 | d5198b6de7d0e9cf41406c470357ccff |
C2服务器 (该家族共有 5 台已记录服务器)
| 地址 | 类型 | 端口 | 协议 | 状态 | 国家 |
|---|---|---|---|---|---|
| 45.61.136.16 | ip | 80 | HTTP | active | US |
| hxxp://freeupgrades.net/s1xt/ | domain | 80 | HTTP | inactive | US |
| 103.75.160.239 | ip | 443 | HTTPS | inactive | HK |
| 3.29.19.86 | ip | — | TCP | inactive | — |
| form-book.club | domain | 80 | HTTP | 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。