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Credential Stuffing Attempt

Low False Positive
ALR-00129 · 2026-05-27T11:07:07Z

Description

Credential stuffing attack detected against VPN gateway. 234 unique username/password combinations attempted. Flagged by Attack Surface Scanner.

Alert Metadata

Alert ID
ALR-00129
Timestamp
2026-05-27T11:07:07Z
Severity
Low
Status
False Positive
Detection Source
Attack Surface Scanner
Assigned Analyst
EmilyAI (auto)

Endpoint Information

Hostname
WS-LAP-012
User Account
s.jones
Source IP
103.147.216.245
Destination IP
10.1.137.251
Origin Country
GB United Kingdom

MITRE ATT&CK Mapping

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

Investigation Timeline

11:07:07 Event ingested by SOC365 Engine
11:07:12 EmilyAI triage started — correlation enrichment
11:07:14 EmilyAI confidence: 83% — escalated to human analyst
11:07:37 Alert assigned to analyst: EmilyAI (auto)
11:09:22 Investigation started — querying SIEM and threat intelligence
11:17:06 Containment action taken — endpoint isolated
11:22:19 Alert resolved — remediation complete

Related Alerts

ID Time Alert Severity Status Host
ALR-00133 11h ago Suspicious PowerShell Execution Low Resolved WS-LAP-012
ALR-00120 15h ago Lateral Movement Detected Low Escalated WS-LAP-012
ALR-00397 18h ago Port Scan Detected Medium Investigating WS-LAP-012
ALR-00211 1d ago Credential Stuffing Attempt High Open SRV-APP-01
ALR-00340 1d ago Credential Stuffing Attempt Low False Positive SRV-BACKUP-01