Failed MFA Challenge
Medium
Open
ALR-00498 · 2026-05-24T14:36:11Z
Description
Multiple failed MFA challenges for user 'e.evans' — 12 push notifications in 3 minutes suggesting MFA fatigue attack. Cloud Connector locked account.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
14:36:11
Event ingested by SOC365 Engine
14:36:15
EmilyAI triage started — correlation enrichment
14:36:22
EmilyAI confidence: 97% — escalated to human analyst
14:36:34
Alert assigned to analyst: Marcus Webb
14:38:51
Investigation started — querying SIEM and threat intelligence
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00460 | 1h ago | Suspicious PowerShell Execution | Medium | Resolved | FW-EDGE-01 |
| ALR-00219 | 3h ago | Lateral Movement Detected | Medium | False Positive | FW-EDGE-01 |
| ALR-00156 | 12h ago | Ransomware Behaviour Detected | High | Open | FW-EDGE-01 |
| ALR-00301 | 19h ago | Failed MFA Challenge | High | Escalated | AP-WIFI-03 |
| ALR-00312 | 20h ago | Failed MFA Challenge | Medium | Open | WS-PC-004 |