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Credential Stuffing Attempt

Medium Escalated
ALR-00198 · 2026-10-07T15:59:04Z

Description

Credential stuffing attack detected against VPN gateway. 234 unique username/password combinations attempted. Flagged by Email Gateway.

Alert Metadata

Alert ID
ALR-00198
Timestamp
2026-10-07T15:59:04Z
Severity
Medium
Status
Escalated
Detection Source
Email Gateway
Assigned Analyst
James Okonkwo

Endpoint Information

Hostname
WS-PC-006
User Account
h.roberts
Source IP
45.30.148.213
Destination IP
10.3.31.119
Origin Country
DE Germany

MITRE ATT&CK Mapping

Tactic
Credential Access
Technique
T1110.004
Reference
attack.mitre.org/techniques/T1110.004

Investigation Timeline

15:59:04 Event ingested by SOC365 Engine
15:59:08 EmilyAI triage started — correlation enrichment
15:59:17 EmilyAI confidence: 94% — escalated to human analyst
15:59:43 Alert assigned to analyst: James Okonkwo
16:01:42 Investigation started — querying SIEM and threat intelligence
16:06:26 Containment action taken — endpoint isolated
16:17:18 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00066 6m ago Suspicious PowerShell Execution Informational Investigating WS-PC-006
ALR-00458 1h ago Credential Stuffing Attempt Low Escalated VM-DEV-01
ALR-00139 1h ago Shadow IT Discovery Medium Escalated WS-PC-006
ALR-00035 7h ago Unauthorised USB Device Informational False Positive WS-PC-006
ALR-00417 9h ago Credential Stuffing Attempt Medium False Positive SRV-SQL-01