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Kerberoasting Attempt

Medium Investigating
ALR-00081 · 2026-10-07T16:07:34Z

Description

Kerberoasting attack detected: user 'n.clark' requested TGS tickets for multiple service accounts in 2 minutes. Flagged by Firewall.

Alert Metadata

Alert ID
ALR-00081
Timestamp
2026-10-07T16:07:34Z
Severity
Medium
Status
Investigating
Detection Source
Firewall
Assigned Analyst
Marcus Webb

Endpoint Information

Hostname
SW-CORE-01
User Account
n.clark
Source IP
194.184.62.18
Destination IP
10.3.130.253
Origin Country
FR France

MITRE ATT&CK Mapping

Tactic
Credential Access
Technique
T1558.003
Reference
attack.mitre.org/techniques/T1558.003

Investigation Timeline

16:07:34 Event ingested by SOC365 Engine
16:07:38 EmilyAI triage started — correlation enrichment
16:07:43 EmilyAI confidence: 82% — escalated to human analyst
16:08:12 Alert assigned to analyst: Marcus Webb
16:10:33 Investigation started — querying SIEM and threat intelligence

Related Alerts

ID Time Alert Severity Status Host
ALR-00312 9m ago Brute Force SSH Low Investigating SW-CORE-01
ALR-00445 4h ago Kerberoasting Attempt Low Open AP-WIFI-03
ALR-00333 5h ago Kerberoasting Attempt Low Resolved AP-WIFI-03
ALR-00208 7h ago Kerberoasting Attempt Informational Resolved WS-PC-004
ALR-00492 7h ago DecoyPulse Honeypot Triggered Low Resolved SW-CORE-01