Failed MFA Challenge
Critical
Investigating
ALR-00444 · 2026-05-27T16:45:05Z
Description
Multiple failed MFA challenges for user 'd.walker' — 12 push notifications in 3 minutes suggesting MFA fatigue attack. EmilyAI Triage locked account.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
16:45:05
Event ingested by SOC365 Engine
16:45:06
EmilyAI triage started — correlation enrichment
16:45:19
EmilyAI confidence: 81% — escalated to human analyst
16:45:28
Alert assigned to analyst: Anika Patel
16:46:58
Investigation started — querying SIEM and threat intelligence
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00439 | 17m ago | Failed MFA Challenge | Medium | False Positive | SW-CORE-01 |
| ALR-00335 | 4h ago | Failed MFA Challenge | Medium | Escalated | VM-DEV-01 |
| ALR-00108 | 5h ago | Insider Threat Indicator | Medium | Investigating | SRV-SQL-01 |
| ALR-00019 | 6h ago | Failed MFA Challenge | Low | False Positive | SRV-DC-01 |
| ALR-00431 | 9h ago | Data Exfiltration Attempt | Medium | Resolved | SRV-SQL-01 |