ABUSE.MOM
THREAT REPORT

IP Threat Report
87.225.37.4

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-30 06:21:45
First seen: 2026-02-17 17:25:07
Last seen: 2026-02-17 17:26:16
165

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 165/100. Total malicious requests observed: 3.

DANGER_PATHRATIO_404REDIRECT_PROBEBURSTIMPORT
01

Geolocation & Classification

IP Address
87.225.37.4
Type
Residential
Country
🇷🇺 Russia
City
Khabarovsk
ISP
Rostelecom networks
Organization
Unknown
Autonomous System
AS12389 PJSC Rostelecom
Hit Count
3
02

Detection Signatures

SignatureDescriptionPointsSeverity
Danger medium hits: 28Medium-risk: admin panels, config files+60
404 ratio 40-60%Majority of requests returned 404 — enumeration+15
Probe pattern 302->404 same pathBehavioral anomaly detected by automated analysis+20
Burst: 11 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 40 req / 10sAbnormally fast request rate — automated scanning+35
Imported from old blocklistBehavioral anomaly detected by automated analysis+0
Σ = 165
03

Observed Activity

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

[redacted]
GET
/
200
[redacted]
GET
/page
200
Requests shown: 2 · HTTP 404: 0 · Dangerous patterns: 0

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

04

Timeline

2026-02-17 17:25:07
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Danger medium hits: 28 (+60), 404 ratio 40-60% (+15), Probe pattern 302->404 same path (+20)
2026-02-17 17:26:16
Last malicious request observed
Total score reached: 165/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Rostelecom networks
AS12389 · 🇷🇺 Russia
06

Recommendations

Actions taken & recommended

  • IP 87.225.37.4 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 87.225.37.4 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 87.225.37.4.

09

Blacklist Status (DNSBL)

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

⛔ LISTED
Spamhaus ZEN

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

10

Threat Analysis

87.225.37.4 has been assigned a threat score of 165/100 (Critical). With this rating, the IP falls into the critical severity bracket — among the most dangerous addresses in our monitoring database.

The following attack categories were identified:

Path EnumerationRequest Flooding

📊 Threat Analysis

Network traffic from 87.225.37.4, located in Khabarovsk, Russia, operating on the network of Rostelecom networks, has been classified as malicious by our automated threat scoring engine. During its 1-day observation window, we recorded 3 hostile requests from this IP — roughly 3 per day on average. Operating from a residential network, this IP may represent a compromised home gateway or IoT device that has been drafted into a larger attack infrastructure. Two attack patterns were identified (Path Enumeration and Request Flooding), suggesting a semi-automated campaign that targets multiple vulnerabilities. Our records show 111 malicious IPs originating from Russia, positioning it as a significant contributor to global threat activity. At 165/100, 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.

11

Related Threats

🇷🇺 Top threats from Russia

157.22.102.172 (313)178.130.54.159 (288)72.56.191.6 (265)95.182.125.201 (265)91.240.87.225 (263)View all →

🏢 Same network: AS12389

91.122.56.59 (235)178.34.163.28 (173)95.70.102.6 (165)87.225.66.136 (165)92.37.143.236 (165)View all →
12

Security Intelligence

💡 HTTP Request Smuggling

Request smuggling exploits differences in how front-end and back-end servers parse HTTP requests. This technique can bypass security controls, poison web caches, and hijack other users sessions by desynchronizing request boundaries.

💡 Deepfake Technology in Social Engineering

Deepfake audio and video enable convincing impersonation of executives and trusted individuals. Real-time voice cloning has been used in successful fraud campaigns, adding a new dimension to social engineering that traditional security training does not address.

🔍 Check Any IP Address

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