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C2 Beacon Activity

Informational False Positive
ALR-00445 · 2026-05-22T12:44:53Z

Description

Suspected C2 beacon detected from FW-EDGE-01. Regular 60-second interval HTTPS POST to suspicious domain. Network IDS blocked outbound.

Alert Metadata

Alert ID
ALR-00445
Timestamp
2026-05-22T12:44:53Z
Severity
Informational
Status
False Positive
Detection Source
Network IDS
Assigned Analyst
EmilyAI (auto)

Endpoint Information

Hostname
FW-EDGE-01
User Account
c.williams
Source IP
45.177.148.138
Destination IP
10.3.151.35
Origin Country
VN Vietnam

MITRE ATT&CK Mapping

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

Investigation Timeline

12:44:53 Event ingested by SOC365 Engine
12:44:55 EmilyAI triage started — correlation enrichment
12:45:07 EmilyAI confidence: 98% — escalated to human analyst
12:45:32 Alert assigned to analyst: EmilyAI (auto)
12:47:38 Investigation started — querying SIEM and threat intelligence
12:52:32 Containment action taken — endpoint isolated
12:55:16 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00056 2h ago Malware Signature Match Low Escalated FW-EDGE-01
ALR-00127 4h ago DLP Policy Violation Medium Escalated FW-EDGE-01
ALR-00263 5h ago C2 Beacon Activity Low Open SRV-APP-01
ALR-00035 10h ago C2 Beacon Activity High Open WS-MAC-005
ALR-00145 12h ago C2 Beacon Activity Informational Investigating WS-PC-002