ALT-2416 · Entra ID
Impossible travel sign-in
Successful sign-ins from Jakarta and Frankfurt 41 minutes apart for the same account.
Detection summary
Successful sign-ins from Jakarta and Frankfurt 41 minutes apart for the same account.
- Affected host
- WS-FIN-014
- Affected user
- adm.helpdesk
- Source IP
- 10.20.18.108
- Detection rule
- DET-0044 Geo-velocity Anomaly
- Log source
- Entra ID
- Assignee
- Unassigned
Recommended actions
- Confirm travel with the user
- Review session tokens
- Revoke refresh tokens if unconfirmed
Analyst decision
Triage checklist
- 1. Confirm the detection logic matched genuine activity.
- 2. Check user and asset context for expected behaviour.
- 3. Pivot on host, user, IP and hash in the Log Explorer.
- 4. Enrich IOCs with threat intelligence.
- 5. Set a verdict and record your reasoning.
Learn this capability
Hands-on labs that build the technique behind this workspace. Skills transfer to any mainstream SIEM.
Foundation · Theory · 12 min
What a SOC actually does
You have just joined the ACME-CORP SOC as an L1 analyst on the morning shift. Before touching the queue you need to understand how work flows through the team and where your responsibility starts and ends.
Foundation · Simulation · 40 min
Triage 20 alerts against the clock
It is 09:00 and the queue built up overnight. You have a shift's worth of alerts and limited time. Work the queue: confirm what matters, dismiss what does not, and escalate anything that is beyond L1.
Entry · Theory · 16 min
Speaking ATT&CK
Three critical alerts are open. Each describes a different attacker goal. To discuss them with anyone else in security you need the ATT&CK vocabulary.