Failed MFA Challenge
Medium
Escalated
ALR-00253 · 2026-05-20T20:03:53Z
Description
Multiple failed MFA challenges for user 'm.taylor' — 12 push notifications in 3 minutes suggesting MFA fatigue attack. DecoyPulse locked account.
Alert Metadata
Endpoint Information
MITRE ATT&CK Mapping
Investigation Timeline
20:03:53
Event ingested by SOC365 Engine
20:03:58
EmilyAI triage started — correlation enrichment
20:04:06
EmilyAI confidence: 93% — escalated to human analyst
20:04:17
Alert assigned to analyst: Anika Patel
20:06:09
Investigation started — querying SIEM and threat intelligence
20:13:18
Containment action taken — endpoint isolated
20:23:11
Alert resolved — remediation complete
Related Alerts
| ID | Time | Alert | Severity | Status | Host |
|---|---|---|---|---|---|
| ALR-00141 | 16h ago | Failed MFA Challenge | Medium | Investigating | AP-WIFI-03 |
| ALR-00100 | 18h ago | C2 Beacon Activity | Informational | Open | WS-PC-004 |
| ALR-00291 | 23h ago | Pass-the-Hash Detected | Medium | Escalated | WS-PC-004 |
| ALR-00410 | 1d ago | Brute Force SSH | Low | Escalated | WS-PC-004 |
| ALR-00366 | 1d ago | Anomalous DNS Query | Low | Resolved | WS-PC-004 |