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C2 Beacon Activity

Medium Escalated
ALR-00486 · 2026-10-12T00:23:41Z

Description

Suspected C2 beacon detected from WS-PC-004. Regular 60-second interval HTTPS POST to suspicious domain. Dark Web Monitor blocked outbound.

Alert Metadata

Alert ID
ALR-00486
Timestamp
2026-10-12T00:23:41Z
Severity
Medium
Status
Escalated
Detection Source
Dark Web Monitor
Assigned Analyst
Marcus Webb

Endpoint Information

Hostname
WS-PC-004
User Account
s.jones
Source IP
91.4.195.141
Destination IP
10.1.129.19
Origin Country
UA Ukraine

MITRE ATT&CK Mapping

Tactic
Command and Control
Technique
T1071.001
Reference
attack.mitre.org/techniques/T1071.001

Investigation Timeline

00:23:41 Event ingested by SOC365 Engine
00:23:44 EmilyAI triage started — correlation enrichment
00:23:49 EmilyAI confidence: 79% — escalated to human analyst
00:24:09 Alert assigned to analyst: Marcus Webb
00:25:24 Investigation started — querying SIEM and threat intelligence
00:32:17 Containment action taken — endpoint isolated
00:38:45 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00264 21h ago Data Exfiltration Attempt Informational Resolved WS-PC-004
ALR-00432 21h ago Pass-the-Hash Detected Informational Investigating WS-PC-004
ALR-00043 1d ago C2 Beacon Activity Critical Investigating SRV-DC-01
ALR-00438 1d ago Certificate Anomaly Medium Escalated WS-PC-004
ALR-00260 1d ago C2 Beacon Activity Informational Resolved SRV-SQL-01