IP Threat Report
158.23.18.197
ABUSE.MOM — BEHAVE OR GET EXPOSED
Geolocation & Classification
Detection Signatures
| Signature | Description | Points | Severity |
|---|---|---|---|
| 404 ratio 40-60% | Majority of requests returned 404 — enumeration | +15 | |
| 404 ratio >= 60% | Majority of requests returned 404 — enumeration | +25 | |
| Burst 13/2s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 14/2s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 15/2s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 16/2s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 17/2s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 18/2s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 42/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 44/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 50/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 52/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 53/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 54/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 55/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 57/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 58/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 59/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 60/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 61/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 62/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 63/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 64/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 65/10s | Abnormally fast request rate — automated scanning | +35 | |
| Burst 66/10s | Abnormally fast request rate — automated scanning | +35 | |
| Danger medium hits: 1440 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 167 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 2 | Medium-risk: admin panels, config files | +20 | |
| Danger medium hits: 220 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 236 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 264 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 266 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 297 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 3 | Medium-risk: admin panels, config files | +30 | |
| Danger medium hits: 306 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 308 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 320 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 330 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 334 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 397 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 399 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 480 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 501 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 530 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 532 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 55 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 650 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 879 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 894 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 916 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 960 | Medium-risk: admin panels, config files | +60 | |
| Danger medium hits: 981 | Medium-risk: admin panels, config files | +60 | |
| Danger strong hits: 102 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 106 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 12 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 123 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 140 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 141 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 147 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 16 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 187 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 2 | High-risk paths: shells, RCE vectors, exploits | +50 | |
| Danger strong hits: 203 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 24 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 3 | High-risk paths: shells, RCE vectors, exploits | +75 | |
| Danger strong hits: 374 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 4 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 561 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 6 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 73 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 75 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 8 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Danger strong hits: 94 | High-risk paths: shells, RCE vectors, exploits | +100 | |
| Probe 302→404 | Behavioral anomaly detected by automated analysis | +20 | |
| UA suspicious | Behavioral anomaly detected by automated analysis | +15 |
Observed Activity
Reconstructed HTTP requests from server access logs. Target domains redacted for security.
* Typical request patterns for detected signatures. Actual target domains are redacted.
Timeline
Network Provider
Recommendations
Actions taken & recommended
- IP 158.23.18.197 is blocked at application level (HTTP 403)
- Consider blocking at firewall level (iptables/CSF) to reduce server load
- Other malicious IPs detected in the same /24 subnet — consider blocking 158.23.18.0/24
- Report abuse to the network provider via their abuse contact
- Ensure sensitive files (.env, .git, backups) are not accessible from the web
🔎 Directory Scan Defense
IP 158.23.18.197 is enumerating directories. Configure fail2ban apache-404 jail after 10+ 404 errors. Disable directory listings. Normalize all 404 responses.
🌊 Flood / DDoS Mitigation
Implement limit_req_zone in nginx. Deploy CDN with DDoS protection. Configure SYN cookies and connection tracking to throttle 158.23.18.197.
🤖 Bot Detection
Address UA spoofing from 158.23.18.197: maintain blocklist of known malicious UA strings, require consistent UA across sessions, implement TLS fingerprinting.
Neighbors in 158.23.18.0/24
Other blocked IPs from the same /24 subnet — indicates systematic abuse from this network range.
Blacklist Status (DNSBL)
This IP was checked against major DNS-based blacklists used by mail servers and firewalls worldwide.
Checked: Spamhaus, SpamCop, Barracuda, SORBS, CBL, UCEProtect. Results may change over time.
Threat Analysis
158.23.18.197 has been assigned a threat score of 280/100 (Critical). This represents a critical risk level. Our detection systems have flagged multiple high-confidence indicators of malicious intent from this address.
The following attack categories were identified:
📊 Threat Analysis
Our monitoring infrastructure has identified 158.23.18.197, geolocated to Querétaro City, Mexico, operating on the network of Microsoft Corporation, as a source of suspicious network activity. During its 8-day observation window, we recorded 4,748 hostile requests from this IP — roughly 593.5 per day on average. This residential IP is likely a compromised consumer device. Home routers and IoT equipment with default credentials are prime targets for botnet operators. The diversity of 3 separate attack methods suggests a comprehensive attack toolkit — likely an automated scanner that tests for vulnerabilities across multiple categories. Mexico currently accounts for 101 blocked IPs in our database, making it a significant source of malicious traffic. At 280/100, this is an extremely high-risk address. All traffic should be considered hostile.
This IP is classified as residential, suggesting it may belong to a compromised home device, IoT botnet member, or an infected personal computer. Residential IPs involved in attacks often indicate malware infection without the owner's knowledge.
Related Threats
Security Intelligence
💡 DDoS Mitigation Approaches
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.
💡 Zero Trust Architecture Principles
Zero trust eliminates implicit trust based on network location. Every access request is verified regardless of source, minimizing the impact of compromised credentials or network breaches. Implementation requires strong identity verification and continuous authorization.