Unauthorised USB Device
Medium
False Positive
ALR-00206 · 2026-07-06T22:11:12Z
Description
Unauthorised USB mass storage device connected to WS-LAP-010 by user 'm.taylor'. Device blocked by Email Gateway endpoint policy.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
22:11:12
Event ingested by SOC365 Engine
22:11:14
EmilyAI triage started — correlation enrichment
22:11:20
EmilyAI confidence: 90% — escalated to human analyst
22:11:56
Alert assigned to analyst: Emma Richardson
22:13:23
Investigation started — querying SIEM and threat intelligence
22:18:08
Containment action taken — endpoint isolated
22:25:28
Alert resolved — remediation complete
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00489 | 42m ago | Unauthorised USB Device | Informational | Open | WS-PC-001 |
| ALR-00416 | 2h ago | DecoyPulse Honeypot Triggered | Low | Escalated | WS-LAP-010 |
| ALR-00209 | 8h ago | Unauthorised USB Device | Low | Escalated | WS-PC-003 |
| ALR-00451 | 11h ago | Port Scan Detected | Medium | False Positive | WS-LAP-010 |
| ALR-00123 | 14h ago | Unauthorised USB Device | Low | Resolved | SRV-FILE-01 |