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Insider Threat Indicator

Medium Resolved
ALR-00131 · 2026-05-24T11:58:18Z

Description

Anomalous after-hours access by 'd.walker' on WS-LAP-012. Accessed 847 files across 12 shares in 45 minutes. Pattern flagged by SOC365 Engine.

Alert Metadata

Alert ID
ALR-00131
Timestamp
2026-05-24T11:58:18Z
Severity
Medium
Status
Resolved
Detection Source
SOC365 Engine
Assigned Analyst
Emma Richardson

Endpoint Information

Hostname
WS-LAP-012
User Account
d.walker
Source IP
91.158.195.6
Destination IP
10.0.191.203
Origin Country
FR France

MITRE ATT&CK Mapping

Tactic
Collection
Technique
T1119
Reference
attack.mitre.org/techniques/T1119

Investigation Timeline

11:58:18 Event ingested by SOC365 Engine
11:58:23 EmilyAI triage started — correlation enrichment
11:58:33 EmilyAI confidence: 80% — escalated to human analyst
11:59:00 Alert assigned to analyst: Emma Richardson
12:00:40 Investigation started — querying SIEM and threat intelligence
12:05:00 Containment action taken — endpoint isolated
12:09:44 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00237 5h ago Insider Threat Indicator Medium False Positive WS-PC-003
ALR-00458 9h ago Insider Threat Indicator Low Investigating SRV-DC-01
ALR-00166 15h ago Insider Threat Indicator Informational Investigating WS-PC-001
ALR-00222 1d ago Kerberoasting Attempt Low Open WS-LAP-012
ALR-00346 1d ago Insider Threat Indicator Medium Resolved SRV-MAIL-01