
ABUSE.MOM — 规矩点,否则你将被曝光
| 签名 | 描述 | 分数 | 严重性 |
|---|---|---|---|
| UA bot: spider | 检测到已知机器人/爬虫的User-Agent | +40 | |
| 404 ratio 40-60% | 大多数请求返回404——目录枚举 | +15 | |
| Burst: 20 req / 2s | 请求频率异常——自动扫描 | +35 | |
| Burst: 25 req / 10s | 请求频率异常——自动扫描 | +35 | |
| Foreign referer seen | 来自无关外部域名的Referer | +10 | |
| UA bot: Go-http-client | 检测到已知机器人/爬虫的User-Agent | +40 |
从服务器访问日志重建的HTTP请求。出于安全考虑,目标域名已隐藏。
* Typical request patterns for detected signatures. Actual target domains are redacted.
IP 47.128.121.71显示可疑的UA行为。阻止空User-Agent请求。为敏感端点实施基于JavaScript的机器人检测。
IP 47.128.121.71正在枚举目录。在10次以上404错误后配置fail2ban apache-404 jail。禁用目录列表。
在nginx中实施limit_req_zone。部署具有DDoS防护的CDN。配置SYN cookies和连接跟踪以限制47.128.121.71。
来自同一/24子网的其他被封锁IP——表明该网络范围存在系统性滥用。
该IP已通过全球邮件服务器和防火墙使用的主要DNS黑名单进行检查。
已检查:Spamhaus、SpamCop、Barracuda、SORBS、CBL、UCEProtect。
47.128.121.71 has been assigned a threat score of 135/100 (Critical). 这将其归入严重威胁类别。强烈建议在所有网络边界立即进行封锁。
The following attack categories were identified:
我们的监控基础设施已将47.128.121.71(地理位置为Singapore, Singapore,运营在Amazon Technologies Inc的网络中)识别为可疑网络活动的来源。 该地址在我们的监控系统中活跃了60天,产生了2次标记请求,速率约为每天0次。 被归类为托管IP,此地址可能运行在租用的服务器或云实例上。攻击者偏好数据中心IP因其高带宽和一次性特点。 检测到3种不同攻击模式,此IP表现出高级自动化扫描框架的典型行为特征。 我们的记录显示来自Singapore的152个恶意IP,使其成为全球威胁活动的重要贡献者。 评分135/100将此地址置于最高严重性级别。应封锁并调查任何历史连接。
This IP belongs to a hosting or data center provider. Malicious traffic from hosting infrastructure often originates from compromised VPS instances, rented servers used for scanning campaigns, or abused free-tier cloud accounts. Hosting providers typically respond to abuse reports within 24-72 hours.
Examining HTTP headers beyond User-Agent reveals attack tools and automated scripts. Missing standard headers, unusual ordering, non-standard values, and inconsistencies with claimed client identity all serve as reliable detection signals.
Distributed denial of service attacks overwhelm infrastructure with traffic volume. Effective mitigation combines always-on traffic scrubbing, anycast network distribution, rate limiting, and the ability to quickly scale absorption capacity during attacks.