ABUSE.MOM
THREAT REPORT

IP Threat Report
148.66.31.194

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-10-26 09:06:02
First seen: 2026-10-09 23:05:37
Last seen: 2026-10-18 00:04:48
75

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 75/100. Total malicious requests observed: 111.

DANGER_PATHREDIRECT_PROBEREFERERUA_CHANGED
01

Geolocation & Classification

IP Address
148.66.31.194
Type
Residential
Country
🇭🇰 Hong Kong
City
Hong Kong
ISP
Netsec Limited
Organization
Netsec Limited
Autonomous System
AS45753 Netsec Limited
Hit Count
111
02

Detection Signatures

SignatureDescriptionPointsSeverity
Danger medium hits: 2Medium-risk: admin panels, config files+20
Foreign refererReferer from unrelated external domain+10
Probe 302→404Behavioral anomaly detected by automated analysis+20
UA changedMultiple User-Agents — bot rotation technique+25
Σ = 75
03

Observed Activity

Reconstructed HTTP requests from server access logs. Target domains redacted for security.

[redacted]
GET
/
200
Requests shown: 1 · HTTP 404: 0 · Dangerous patterns: 0

* Typical request patterns for detected signatures. Actual target domains are redacted.

04

Timeline

2026-10-09 23:05:37
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Danger medium hits: 2 (+20), Foreign referer (+10), Probe 302→404 (+20)
2026-10-18 00:04:48
Last malicious request observed
Total score reached: 75/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Netsec Limited
AS45753 · 🇭🇰 Hong Kong

We have detected 5 malicious IPs from this autonomous system.

View all IPs from AS45753 →
06

Recommendations

Actions taken & recommended

  • IP 148.66.31.194 is blocked at application level (HTTP 403)
  • Consider blocking at firewall level (iptables/CSF) to reduce server load
  • 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 148.66.31.194 is enumerating directories. Configure fail2ban apache-404 jail after 10+ 404 errors. Disable directory listings. Normalize all 404 responses.

🤖 User-Agent Anomaly Defense

IP 148.66.31.194 shows suspicious UA behavior. Block empty User-Agent requests. Implement JavaScript-based bot detection for sensitive endpoints.

09

Blacklist Status (DNSBL)

This IP was checked against major DNS-based blacklists used by mail servers and firewalls worldwide.

✓ Clean
zen.spamhaus.org
✓ Clean
bl.blocklist.de
✓ Clean
cbl.abuseat.org
✓ Clean
spam.dnsbl.sorbs.net
✓ Clean
b.barracudacentral.org
✓ Clean
psbl.surriel.com
✓ Clean
dnsbl.dronebl.org

Checked: Spamhaus, SpamCop, Barracuda, SORBS, CBL, UCEProtect. Results may change over time.

10

Threat Analysis

148.66.31.194 has been assigned a threat score of 75/100 (High). The IP is rated as a high-level threat. Network administrators should implement blocking rules and monitor for any connections from this address.

The following attack categories were identified:

Path EnumerationUser-Agent Anomaly

📊 Threat Analysis

Threat intelligence analysis has linked 148.66.31.194 to malicious activity originating from Hong Kong, Hong Kong, operating on the network of Netsec Limited. The address has been under observation since its initial detection. Over a period of 8 days, this IP generated 111 malicious requests, averaging approximately 13.9 requests per day. This residential IP is likely a compromised consumer device. Home routers and IoT equipment with default credentials are prime targets for botnet operators. The dual attack vectors of Path Enumeration combined with User-Agent Anomaly indicate a coordinated assault rather than opportunistic scanning. Hong Kong currently accounts for 1,333 blocked IPs in our database, making it a major source of malicious traffic. A threat score of 75/100 places this IP in the high-risk category. Blocking at the firewall level is recommended.

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.

11

Related Threats

🇭🇰 Top threats from Hong Kong

45.138.12.32 (358)45.138.12.45 (348)45.138.12.34 (340)45.138.12.47 (340)45.138.12.40 (340)View all →

🏢 Same network: AS45753

148.66.23.106 (108)216.118.251.2 (75)112.121.168.58 (75)112.121.173.122 (63)View all →
12

Security Intelligence

💡 Brute Force Attack Mechanics

Brute force attacks systematically try username and password combinations to gain unauthorized access. Modern attacks leverage credential databases from previous breaches, testing millions of combinations using distributed botnets across multiple IP addresses.

💡 GeoIP Blocking Considerations

Blocking traffic from specific countries reduces attack surface but impacts legitimate international users. Effective geo-based policies use tiered approaches — blocking, rate limiting, or requiring additional verification based on risk assessment.

🔍 Check Any IP Address

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