Detectionhightest

Impossible Travel

Identifies user activities originating from geographically distant locations within a time period shorter than the time it takes to travel from the first location to the second.

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 03b2572bf9-e20a-4594-b528-40bde666525acloud

Log Source

Azureriskdetection

ProductAzure← raw: azure

Serviceriskdetection← raw: riskdetection

Detection Logic

detection:
    selection:
        riskEventType: 'impossibleTravel'
    condition: selection

False Positives

Connecting to a VPN, performing activity and then dropping and performing additional activity.

References

MITRE ATT&CK

Tactics

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

Techniques

T1078 · Valid Accounts

Rule Metadata

Rule ID

b2572bf9-e20a-4594-b528-40bde666525a

Status

test

Level

high

Type

Detection

Created

Sun Sep 03

Author

Mark Morowczynski, Gloria Lee

Path

rules/cloud/azure/identity_protection/azure_identity_protection_impossible_travel.yml

Raw Tags

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

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