Detectionlowtest

Failed Authentications From Countries You Do Not Operate Out Of

Detect failed authentications from countries you do not operate out of.

Convert In Phoenix Studio

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

Launch

Mike DuddingtonCreated Thu Jul 2828870ae4-6a13-4616-bd1a-235a7fad7458cloud

Log Source

Azuresigninlogs

ProductAzure← raw: azure

Servicesigninlogs← raw: signinlogs

Detection Logic

detection:
    selection:
        Status: 'Success'
    selection1:
        Location|contains: '<Countries you DO operate out of e,g GB, use OR for multiple>'
    condition: not selection and not selection1

False Positives

If this was approved by System Administrator.

References

Resolving title…

learn.microsoft.com

MITRE ATT&CK

Tactics

TA0004 · Privilege Escalation TA0003 · Persistence TA0005 · Defense Evasion TA0001 · Initial Access TA0006 · Credential Access

Techniques

T1110 · Brute Force

Sub-techniques

T1078.004 · Cloud Accounts

Rule Metadata

Rule ID

28870ae4-6a13-4616-bd1a-235a7fad7458

Status

test

Level

low

Type

Detection

Created

Thu Jul 28

Author

Mike Duddington

Path

rules/cloud/azure/signin_logs/azure_ad_failed_auth_from_countries_you_do_not_operate_out_of.yml

Raw Tags

attack.privilege-escalationattack.persistenceattack.defense-evasionattack.initial-accessattack.credential-accessattack.t1078.004attack.t1110

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