KRVTZ-NET IDS alerts for 2026-04-28
KRVTZ-NET IDS alerts for 2026-04-28
AI Analysis
Technical Summary
This threat intelligence report details IDS alerts capturing various network reconnaissance activities on 2026-04-28. Indicators include inbound requests to hidden environment files from multiple IP addresses, a possible SQL injection attempt detected through user agent strings, web crawler scans, and attempts to access sensitive .htpasswd files. Notably, repeated GET requests targeting the Fortigate VPN remote login endpoint (/remote/logincheck) relate to CVE-2023-27997, a known vulnerability. However, there is no evidence of active exploitation or known exploits in the wild. Patch availability for the Fortigate VPN vulnerability is not confirmed in this feed, and no direct remediation guidance is provided.
Potential Impact
The impact is currently low as the alerts primarily indicate reconnaissance and scanning activities without confirmed exploitation or active attacks. The presence of requests related to CVE-2023-27997 suggests potential probing for a known Fortigate VPN vulnerability, but no known exploits in the wild are reported. No direct compromise, data loss, or service disruption is indicated by the data.
Mitigation Recommendations
No specific patch or mitigation is provided in the source data. Organizations should verify that Fortigate VPN systems are updated according to the latest vendor advisories addressing CVE-2023-27997. Monitoring for suspicious inbound requests matching these indicators, especially attempts to access hidden environment files and .htpasswd files, is recommended. Patch status is not yet confirmed—check the vendor advisory for current remediation guidance.
Indicators of Compromise
- ip: 57.154.243.43
- ip: 5.255.102.136
- ip: 64.62.197.227
- ip: 2a03:cfc0:8000:2e::9532:7419
- ip: 185.177.72.16
- ip: 145.223.45.151
- ip: 94.177.49.254
- ip: 195.178.110.101
KRVTZ-NET IDS alerts for 2026-04-28
Description
KRVTZ-NET IDS alerts for 2026-04-28
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This threat intelligence report details IDS alerts capturing various network reconnaissance activities on 2026-04-28. Indicators include inbound requests to hidden environment files from multiple IP addresses, a possible SQL injection attempt detected through user agent strings, web crawler scans, and attempts to access sensitive .htpasswd files. Notably, repeated GET requests targeting the Fortigate VPN remote login endpoint (/remote/logincheck) relate to CVE-2023-27997, a known vulnerability. However, there is no evidence of active exploitation or known exploits in the wild. Patch availability for the Fortigate VPN vulnerability is not confirmed in this feed, and no direct remediation guidance is provided.
Potential Impact
The impact is currently low as the alerts primarily indicate reconnaissance and scanning activities without confirmed exploitation or active attacks. The presence of requests related to CVE-2023-27997 suggests potential probing for a known Fortigate VPN vulnerability, but no known exploits in the wild are reported. No direct compromise, data loss, or service disruption is indicated by the data.
Mitigation Recommendations
No specific patch or mitigation is provided in the source data. Organizations should verify that Fortigate VPN systems are updated according to the latest vendor advisories addressing CVE-2023-27997. Monitoring for suspicious inbound requests matching these indicators, especially attempts to access hidden environment files and .htpasswd files, is recommended. Patch status is not yet confirmed—check the vendor advisory for current remediation guidance.
Technical Details
- Uuid
- 234a16f3-81b8-4d63-bfec-3918de7d64a3
- Original Timestamp
- 1777371248
Indicators of Compromise
Ip
| Value | Description | Copy |
|---|---|---|
ip57.154.243.43 | ET INFO Request to Hidden Environment File - Inbound | |
ip5.255.102.136 | ET INFO Request to Hidden Environment File - Inbound | |
ip64.62.197.227 | ET EXPLOIT Fortigate VPN - Repeated GET Requests to /remote/logincheck (CVE-2023-27997) | |
ip2a03:cfc0:8000:2e::9532:7419 | ET WEB_SERVER Possible SQLi Attempt in User Agent (Inbound) | |
ip185.177.72.16 | ET INFO Request to Hidden Environment File - Inbound | |
ip145.223.45.151 | ET SCAN Exabot Webcrawler User Agent | |
ip94.177.49.254 | ET SCAN Exabot Webcrawler User Agent | |
ip195.178.110.101 | GPL WEB_SERVER .htpasswd access |
Threat ID: 69f09f32cbff5d861004acee
Added to database: 4/28/2026, 11:51:14 AM
Last enriched: 5/8/2026, 2:21:55 AM
Last updated: 6/12/2026, 6:24:32 PM
Views: 98
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