Rogue DHCP Server
Critical
Escalated
ALR-00342 · 2026-04-09T10:25:37Z
Description
Rogue DHCP server detected on VLAN 10 from SRV-DC-01. Offering IPs in unexpected range. EmilyAI Triage quarantined the device.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
10:25:37
Event ingested by SOC365 Engine
10:25:38
EmilyAI triage started — correlation enrichment
10:25:47
EmilyAI confidence: 87% — escalated to human analyst
10:26:00
Alert assigned to analyst: Emma Richardson
10:26:28
Investigation started — querying SIEM and threat intelligence
10:29:32
Containment action taken — endpoint isolated
10:40:17
Alert resolved — remediation complete
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00298 | 2h ago | Rogue DHCP Server | Informational | Open | SW-CORE-01 |
| ALR-00073 | 8h ago | Rogue DHCP Server | Informational | False Positive | WS-PC-001 |
| ALR-00045 | 8h ago | Suspicious PowerShell Execution | Medium | False Positive | SRV-DC-01 |
| ALR-00184 | 9h ago | Rogue DHCP Server | Low | Escalated | WS-LAP-012 |
| ALR-00325 | 1d ago | Unauthorised USB Device | Medium | Escalated | SRV-DC-01 |