Failed MFA Challenge
Informational
Resolved
ALR-00113 · 2026-07-08T11:24:23Z
Description
Multiple failed MFA challenges for user 'system' — 12 push notifications in 3 minutes suggesting MFA fatigue attack. Dark Web Monitor locked account.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
11:24:23
Event ingested by SOC365 Engine
11:24:26
EmilyAI triage started — correlation enrichment
11:24:28
EmilyAI confidence: 95% — escalated to human analyst
11:24:54
Alert assigned to analyst: EmilyAI (auto)
11:26:59
Investigation started — querying SIEM and threat intelligence
11:32:13
Containment action taken — endpoint isolated
11:38:42
Alert resolved — remediation complete
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00354 | 58m ago | Lateral Movement Detected | High | Investigating | SRV-BACKUP-01 |
| ALR-00423 | 2h ago | Suspicious Scheduled Task | High | Open | SRV-BACKUP-01 |
| ALR-00311 | 3h ago | Failed MFA Challenge | High | Escalated | SW-CORE-01 |
| ALR-00096 | 3h ago | Failed MFA Challenge | High | Investigating | WS-PC-002 |
| ALR-00086 | 5h ago | Unauthorised USB Device | Medium | Escalated | SRV-BACKUP-01 |