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Kerberoasting Attempt

Medium False Positive
ALR-00407 · 2026-04-12T07:39:40Z

Description

Kerberoasting attack detected: user 'h.roberts' requested TGS tickets for multiple service accounts in 2 minutes. Flagged by Attack Surface Scanner.

Alert Metadata

Alert ID
ALR-00407
Timestamp
2026-04-12T07:39:40Z
Severity
Medium
Status
False Positive
Detection Source
Attack Surface Scanner
Assigned Analyst
Emma Richardson

Endpoint Information

Hostname
SW-CORE-01
User Account
h.roberts
Source IP
91.145.195.188
Destination IP
10.0.85.129
Origin Country
NG Nigeria

MITRE ATT&CK Mapping

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

Investigation Timeline

07:39:40 Event ingested by SOC365 Engine
07:39:41 EmilyAI triage started — correlation enrichment
07:39:54 EmilyAI confidence: 96% — escalated to human analyst
07:39:55 Alert assigned to analyst: Emma Richardson
07:42:31 Investigation started — querying SIEM and threat intelligence
07:43:16 Containment action taken — endpoint isolated
07:56:09 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00429 1h ago Kerberoasting Attempt Medium Resolved SRV-FILE-01
ALR-00384 5h ago Shadow IT Discovery Low False Positive SW-CORE-01
ALR-00347 16h ago Tor Exit Node Connection Low Resolved SW-CORE-01
ALR-00010 21h ago Credential Stuffing Attempt Informational False Positive SW-CORE-01
ALR-00232 22h ago Anomalous DNS Query Informational Resolved SW-CORE-01