Detectionhightest

Atypical Travel

Identifies two sign-ins originating from geographically distant locations, where at least one of the locations may also be atypical for the user, given past behavior.

Convert In Phoenix Studio

Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.

Launch

Mark Morowczynski, Gloria LeeCreated Sun Sep 031a41023f-1e70-4026-921a-4d9341a9038ecloud

Log Source

Azureriskdetection

ProductAzure← raw: azure

Serviceriskdetection← raw: riskdetection

Detection Logic

detection:
    selection:
        riskEventType: 'unlikelyTravel'
    condition: selection

False Positives

We recommend investigating the sessions flagged by this detection in the context of other sign-ins from the user.

References

MITRE ATT&CK

Tactics

TA0003 · Persistence TA0005 · Defense Evasion TA0004 · Privilege Escalation TA0001 · Initial Access

Techniques

T1078 · Valid Accounts

Rule Metadata

Rule ID

1a41023f-1e70-4026-921a-4d9341a9038e

Status

test

Level

high

Type

Detection

Created

Sun Sep 03

Author

Mark Morowczynski, Gloria Lee

Path

rules/cloud/azure/identity_protection/azure_identity_protection_atypical_travel.yml

Raw Tags

attack.t1078attack.persistenceattack.defense-evasionattack.privilege-escalationattack.initial-access

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