ABUSE.MOM
THREAT REPORT

IP Threat Report
188.18.238.161

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-10-26 08:11:12
First seen: 2026-08-28 17:51:41
Last seen: 2026-08-30 01:11:12
80

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 80/100. Total malicious requests observed: 44.

BURSTREFERER
01

Geolocation & Classification

IP Address
188.18.238.161
Type
Residential
Country
🇷🇺 Russia
City
Chelyabinsk
ISP
OJSC uralsvyazinform
Organization
Dynamic distribution IPs for broadband services
Autonomous System
AS12389 PJSC Rostelecom
Hit Count
44
02

Detection Signatures

SignatureDescriptionPointsSeverity
Burst 34/10sAbnormally fast request rate — automated scanning+35
Burst 34/2sAbnormally fast request rate — automated scanning+35
Foreign refererReferer from unrelated external domain+10
Σ = 80
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

2026-08-28 17:51:41
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Burst 34/10s (+35), Burst 34/2s (+35), Foreign referer (+10)
2026-08-30 01:11:12
Last malicious request observed
Total score reached: 80/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

OJSC uralsvyazinform
AS12389 · 🇷🇺 Russia

We have detected 313 malicious IPs from this autonomous system.

View all IPs from AS12389 →
06

Recommendations

Actions taken & recommended

  • IP 188.18.238.161 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

🌊 Flood / DDoS Mitigation

Implement limit_req_zone in nginx. Deploy CDN with DDoS protection. Configure SYN cookies and connection tracking to throttle 188.18.238.161.

09

Blacklist Status (DNSBL)

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

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

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

10

Threat Analysis

188.18.238.161 has been assigned a threat score of 80/100 (Critical). This is a critical-level threat. Systems administrators should treat this IP as hostile and block all inbound connections without exception.

The following attack categories were identified:

Request Flooding

📊 Threat Analysis

Threat intelligence analysis has linked 188.18.238.161 to malicious activity originating from Chelyabinsk, Russia, operating on the network of OJSC uralsvyazinform. The address has been under observation since its initial detection. Our sensors captured 44 malicious requests from this address across a 1-day span, reflecting a sustained attack cadence of ~44 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. Rate-based attacks from this IP aim to overwhelm server resources through high-volume request flooding. Our records show 2,650 malicious IPs originating from Russia, positioning it as a major contributor to global threat activity. The score of 80/100 indicates a confirmed malicious actor. Network-level blocking is appropriate.

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)213.183.54.30 (275)185.50.25.14 (273)185.103.167.63 (265)View all →

🏢 Same network: AS12389

91.122.56.59 (235)85.174.180.248 (188)178.34.160.111 (173)178.34.163.28 (173)92.37.142.250 (165)View all →
12

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.

💡 Threat Intelligence Sharing Frameworks

Standards like STIX/TAXII, MISP, and OpenIOC enable automated sharing of threat intelligence between organizations. Collective defense through shared indicators, tactics, and procedures strengthens the entire security community against common threats.

🔍 Check Any IP Address

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