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Unauthorised USB Device

Informational Escalated
ALR-00279 · 2026-10-08T07:22:48Z

Description

Unauthorised USB mass storage device connected to WS-LAP-010 by user 'r.davies'. Device blocked by DecoyPulse endpoint policy.

Alert Metadata

Alert ID
ALR-00279
Timestamp
2026-10-08T07:22:48Z
Severity
Informational
Status
Escalated
Detection Source
DecoyPulse
Assigned Analyst
EmilyAI (auto)

Endpoint Information

Hostname
WS-LAP-010
User Account
r.davies
Source IP
45.196.148.137
Destination IP
10.1.114.253
Origin Country
KP North Korea

MITRE ATT&CK Mapping

Tactic
Initial Access
Technique
T1091
Reference
attack.mitre.org/techniques/T1091

Investigation Timeline

07:22:48 Event ingested by SOC365 Engine
07:22:49 EmilyAI triage started — correlation enrichment
07:23:00 EmilyAI confidence: 88% — escalated to human analyst
07:23:21 Alert assigned to analyst: EmilyAI (auto)
07:24:17 Investigation started — querying SIEM and threat intelligence
07:31:41 Containment action taken — endpoint isolated
07:35:08 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00190 8h ago Suspicious PowerShell Execution Low Open WS-LAP-010
ALR-00466 10h ago Unauthorised USB Device Low Investigating WS-PC-002
ALR-00449 10h ago Unauthorised USB Device Medium Investigating SRV-MAIL-01
ALR-00456 14h ago Unauthorised USB Device High Investigating AP-WIFI-03
ALR-00073 15h ago Unauthorised USB Device Informational Escalated WS-LAP-010