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Port Scan Detected

Medium False Positive
ALR-00341 · 2026-10-08T23:31:24Z

Description

Sequential port scan (1-1024) detected targeting WS-PC-006 from external IP. Email Gateway identified SYN scan pattern.

Alert Metadata

Alert ID
ALR-00341
Timestamp
2026-10-08T23:31:24Z
Severity
Medium
Status
False Positive
Detection Source
Email Gateway
Assigned Analyst
Emma Richardson

Endpoint Information

Hostname
WS-PC-006
User Account
n.clark
Source IP
194.143.62.249
Destination IP
10.3.212.217
Origin Country
FR France

MITRE ATT&CK Mapping

Tactic
Reconnaissance
Technique
T1046
Reference
attack.mitre.org/techniques/T1046

Investigation Timeline

23:31:24 Event ingested by SOC365 Engine
23:31:28 EmilyAI triage started — correlation enrichment
23:31:39 EmilyAI confidence: 81% — escalated to human analyst
23:31:39 Alert assigned to analyst: Emma Richardson
23:33:36 Investigation started — querying SIEM and threat intelligence
23:39:51 Containment action taken — endpoint isolated
23:47:20 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00492 1h ago Port Scan Detected Informational False Positive SRV-MAIL-01
ALR-00184 3h ago Ransomware Behaviour Detected Informational Investigating WS-PC-006
ALR-00071 3h ago Port Scan Detected Informational Investigating WS-PC-006
ALR-00188 4h ago Port Scan Detected Informational Escalated WS-PC-002
ALR-00461 10h ago Port Scan Detected Informational Open SRV-DC-01