ABUSE.MOM
THREAT REPORT

IP Threat Report
40.89.156.15

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-22 05:43:50
First seen: 2026-03-22 11:00:06
Last seen: 2026-03-22 16:00:08
245

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 245/100. Total malicious requests observed: 3.

UA_SUSDANGER_PATHBURST
01

Geolocation & Classification

IP Address
40.89.156.15
Type
Hosting
Country
🇫🇷 France
City
Paris
ISP
Microsoft Corporation
Organization
Microsoft Azure Cloud (francecentral)
Autonomous System
AS8075 Microsoft Corporation
Hit Count
3
02

Detection Signatures

SignatureDescriptionPointsSeverity
UA suspicious (short/empty)Behavioral anomaly detected by automated analysis+15
Danger strong hits: 32High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 336Medium-risk: admin panels, config files+60
Burst: 39 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 120 req / 10sAbnormally fast request rate — automated scanning+35
Burst: 127 req / 10sAbnormally fast request rate — automated scanning+35
Danger strong hits: 24High-risk paths: shells, RCE vectors, exploits+100
Danger medium hits: 224Medium-risk: admin panels, config files+60
Burst: 38 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 123 req / 10sAbnormally fast request rate — automated scanning+35
Σ = 510
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

2026-03-22 11:00:06
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
UA suspicious (short/empty) (+15), Danger strong hits: 32 (+100), Danger medium hits: 336 (+60)
2026-03-22 16:00:08
Last malicious request observed
Total score reached: 245/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

Microsoft Corporation
AS8075 · 🇫🇷 France
06

Recommendations

Actions taken & recommended

  • IP 40.89.156.15 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 40.89.156.0/24
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🤖 Bot Detection

Address UA spoofing from 40.89.156.15: maintain blocklist of known malicious UA strings, require consistent UA across sessions, implement TLS fingerprinting.

🌊 Traffic Flood Defense

IP 40.89.156.15 is generating excessive traffic. Limit connections per source IP. Enable geographic blocking if traffic from this region is unexpected.

07

Neighbors in 40.89.156.0/24

Other blocked IPs from the same /24 subnet — indicates systematic abuse from this network range.

09

Blacklist Status (DNSBL)

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

✓ Clean
ix.dnsbl.manitu.net
✓ Clean
dnsbl-1.uceprotect.net
✓ Clean
bl.spamcop.net
✓ Clean
dnsbl.sorbs.net
✓ Clean
zen.spamhaus.org
✓ Clean
b.barracudacentral.org
✓ Clean
truncate.gbudb.net
✓ Clean
psbl.surriel.com

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

10

Threat Analysis

40.89.156.15 has been assigned a threat score of 245/100 (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:

User-Agent AnomalyRequest Flooding

📊 Threat Analysis

Threat intelligence analysis has linked 40.89.156.15 to malicious activity originating from Paris, France, operating on the network of Microsoft Corporation. The address has been under observation since its initial detection. Over a period of 1 days, this IP generated 3 malicious requests, averaging approximately 3 requests per day. Operating from datacenter infrastructure, this IP is typical of addresses used in organized attack operations. Cloud and VPS providers are commonly exploited as launching platforms for automated scanning. Two attack patterns were identified (User-Agent Anomaly and Request Flooding), suggesting a semi-automated campaign that targets multiple vulnerabilities. France currently accounts for 102 blocked IPs in our database, making it a significant source of malicious traffic. With a threat score of 245/100, this IP is among the most dangerous addresses in our database. Immediate and complete blocking is strongly recommended.

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.

11

Related Threats

🇫🇷 Top threats from France

185.177.72.11 (348)185.177.72.67 (348)185.177.72.10 (348)185.177.72.16 (348)185.177.72.69 (348)View all →

🏢 Same network: AS8075

74.241.249.229 (340)4.182.24.88 (285)20.65.61.3 (283)4.205.39.97 (283)20.29.71.103 (283)View all →
12

Security Intelligence

💡 User-Agent Analysis Techniques

Analyzing User-Agent strings reveals automated tools masquerading as legitimate browsers. Inconsistencies between claimed browser capabilities and actual behavior, impossible version combinations, and known scanner signatures help identify malicious clients.

💡 Prototype Pollution Attacks

Prototype pollution manipulates JavaScript object prototypes to inject properties that affect all objects in an application. This can lead to denial of service, property injection, and in some cases remote code execution in Node.js applications.

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