Failed MFA Challenge
Low
Investigating
ALR-00058 · 2026-05-21T00:57:23Z
Description
Multiple failed MFA challenges for user 'j.smith' — 12 push notifications in 3 minutes suggesting MFA fatigue attack. EmilyAI Triage locked account.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
00:57:23
Event ingested by SOC365 Engine
00:57:28
EmilyAI triage started — correlation enrichment
00:57:35
EmilyAI confidence: 94% — escalated to human analyst
00:57:54
Alert assigned to analyst: EmilyAI (auto)
00:59:27
Investigation started — querying SIEM and threat intelligence
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00469 | 2h ago | Failed MFA Challenge | Medium | Investigating | SRV-BACKUP-01 |
| ALR-00438 | 3h ago | Failed MFA Challenge | Low | False Positive | WS-PC-006 |
| ALR-00053 | 6h ago | Failed MFA Challenge | High | Open | WS-PC-001 |
| ALR-00474 | 6h ago | Privilege Escalation Attempt | Low | Open | SRV-SQL-01 |
| ALR-00008 | 8h ago | Failed MFA Challenge | Medium | Investigating | WS-PC-003 |