Rogue DHCP Server
Informational
Escalated
ALR-00450 · 2026-05-27T09:28:41Z
Description
Rogue DHCP server detected on VLAN 10 from SW-CORE-01. Offering IPs in unexpected range. Attack Surface Scanner quarantined the device.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
09:28:41
Event ingested by SOC365 Engine
09:28:42
EmilyAI triage started — correlation enrichment
09:28:56
EmilyAI confidence: 94% — escalated to human analyst
09:29:22
Alert assigned to analyst: EmilyAI (auto)
09:29:54
Investigation started — querying SIEM and threat intelligence
09:37:01
Containment action taken — endpoint isolated
09:47:57
Alert resolved — remediation complete
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00320 | 1h ago | Rogue DHCP Server | Informational | Escalated | WS-PC-001 |
| ALR-00082 | 6h ago | Rogue DHCP Server | Medium | Investigating | SRV-WEB-01 |
| ALR-00129 | 6h ago | Failed MFA Challenge | Low | Open | SW-CORE-01 |
| ALR-00159 | 7h ago | Rogue DHCP Server | Low | Resolved | SRV-DC-01 |
| ALR-00162 | 13h ago | Unauthorised USB Device | Medium | Escalated | SW-CORE-01 |