Unauthorised USB Device
Medium
Investigating
ALR-00390 · 2026-05-27T17:11:35Z
Description
Unauthorised USB mass storage device connected to SRV-SQL-01 by user 'k.brown'. Device blocked by Firewall endpoint policy.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
17:11:35
Event ingested by SOC365 Engine
17:11:40
EmilyAI triage started — correlation enrichment
17:11:42
EmilyAI confidence: 96% — escalated to human analyst
17:12:15
Alert assigned to analyst: Anika Patel
17:14:32
Investigation started — querying SIEM and threat intelligence
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00441 | 6h ago | Tor Exit Node Connection | Low | False Positive | SRV-SQL-01 |
| ALR-00127 | 12h ago | Anomalous DNS Query | Medium | Investigating | SRV-SQL-01 |
| ALR-00208 | 15h ago | Insider Threat Indicator | Medium | Resolved | SRV-SQL-01 |
| ALR-00435 | 17h ago | Insider Threat Indicator | Medium | Resolved | SRV-SQL-01 |
| ALR-00256 | 1d ago | Phishing Email Blocked | High | Open | SRV-SQL-01 |