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Kerberoasting Attempt

Low Escalated
ALR-00203 · 2026-10-06T18:49:38Z

Description

Kerberoasting attack detected: user 'c.williams' requested TGS tickets for multiple service accounts in 2 minutes. Flagged by Email Gateway.

Alert Metadata

Alert ID
ALR-00203
Timestamp
2026-10-06T18:49:38Z
Severity
Low
Status
Escalated
Detection Source
Email Gateway
Assigned Analyst
EmilyAI (auto)

Endpoint Information

Hostname
SRV-FILE-01
User Account
c.williams
Source IP
45.210.148.216
Destination IP
10.1.77.143
Origin Country
IN India

MITRE ATT&CK Mapping

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

Investigation Timeline

18:49:38 Event ingested by SOC365 Engine
18:49:41 EmilyAI triage started — correlation enrichment
18:49:52 EmilyAI confidence: 82% — escalated to human analyst
18:50:19 Alert assigned to analyst: EmilyAI (auto)
18:51:18 Investigation started — querying SIEM and threat intelligence
18:55:01 Containment action taken — endpoint isolated
19:04:30 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00064 4h ago Brute Force SSH High Open SRV-FILE-01
ALR-00395 16h ago Credential Stuffing Attempt Informational False Positive SRV-FILE-01
ALR-00373 1d ago Kerberoasting Attempt Low False Positive WS-LAP-010
ALR-00156 1d ago Kerberoasting Attempt Medium Open WS-PC-003
ALR-00233 1d ago Kerberoasting Attempt Low Open SRV-FILE-01