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Unauthorised USB Device

Medium Open
ALR-00255 · 2026-07-09T11:43:35Z

Description

Unauthorised USB mass storage device connected to AP-WIFI-03 by user 'r.davies'. Device blocked by Cloud Connector endpoint policy.

Alert Metadata

Alert ID
ALR-00255
Timestamp
2026-07-09T11:43:35Z
Severity
Medium
Status
Open
Detection Source
Cloud Connector
Assigned Analyst
James Okonkwo

Endpoint Information

Hostname
AP-WIFI-03
User Account
r.davies
Source IP
45.180.148.112
Destination IP
10.2.43.223
Origin Country
GB United Kingdom

MITRE ATT&CK Mapping

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

Investigation Timeline

11:43:35 Event ingested by SOC365 Engine
11:43:37 EmilyAI triage started — correlation enrichment
11:43:45 EmilyAI confidence: 86% — escalated to human analyst
11:44:03 Alert assigned to analyst: James Okonkwo
11:45:32 Investigation started — querying SIEM and threat intelligence

Related Alerts

ID Time Alert Severity Status Host
ALR-00294 27m ago Brute Force SSH Low Open AP-WIFI-03
ALR-00364 1h ago Unauthorised USB Device Informational Open WS-PC-004
ALR-00486 5h ago Anomalous DNS Query Low False Positive AP-WIFI-03
ALR-00463 5h ago DecoyPulse Honeypot Triggered High Open AP-WIFI-03
ALR-00155 11h ago Certificate Anomaly Medium Resolved AP-WIFI-03