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C2 Beacon Activity

Low False Positive
ALR-00409 · 2026-04-06T20:30:40Z

Description

Suspected C2 beacon detected from SRV-DC-01. Regular 60-second interval HTTPS POST to suspicious domain. Email Gateway blocked outbound.

Alert Metadata

Alert ID
ALR-00409
Timestamp
2026-04-06T20:30:40Z
Severity
Low
Status
False Positive
Detection Source
Email Gateway
Assigned Analyst
EmilyAI (auto)

Endpoint Information

Hostname
SRV-DC-01
User Account
n.clark
Source IP
103.197.216.246
Destination IP
10.2.26.48
Origin Country
KP North Korea

MITRE ATT&CK Mapping

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

Investigation Timeline

20:30:40 Event ingested by SOC365 Engine
20:30:43 EmilyAI triage started — correlation enrichment
20:30:55 EmilyAI confidence: 98% — escalated to human analyst
20:31:20 Alert assigned to analyst: EmilyAI (auto)
20:32:57 Investigation started — querying SIEM and threat intelligence
20:35:19 Containment action taken — endpoint isolated
20:42:02 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00054 7m ago Ransomware Behaviour Detected Medium False Positive SRV-DC-01
ALR-00197 1h ago Certificate Anomaly Informational Investigating SRV-DC-01
ALR-00090 1h ago C2 Beacon Activity Low False Positive SRV-DC-01
ALR-00153 3h ago C2 Beacon Activity Informational Escalated FW-EDGE-01
ALR-00240 4h ago C2 Beacon Activity High Open WS-PC-002