Unauthorised USB Device
Informational
Investigating
ALR-00339 · 2026-04-08T02:38:36Z
Description
Unauthorised USB mass storage device connected to AP-WIFI-03 by user 'a.wilson'. Device blocked by Endpoint Agent endpoint policy.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
02:38:36
Event ingested by SOC365 Engine
02:38:40
EmilyAI triage started — correlation enrichment
02:38:42
EmilyAI confidence: 88% — escalated to human analyst
02:38:51
Alert assigned to analyst: EmilyAI (auto)
02:41:05
Investigation started — querying SIEM and threat intelligence
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00258 | 2h ago | Phishing Email Blocked | Informational | Open | AP-WIFI-03 |
| ALR-00363 | 4h ago | Unauthorised USB Device | Medium | Investigating | WS-PC-001 |
| ALR-00126 | 8h ago | Certificate Anomaly | Informational | Escalated | AP-WIFI-03 |
| ALR-00042 | 10h ago | Unauthorised USB Device | Informational | False Positive | SRV-BACKUP-01 |
| ALR-00301 | 11h ago | Unusual Outbound Traffic | Low | Investigating | AP-WIFI-03 |