sigmalowHunting

Failed Authentications From Countries You Do Not Operate Out Of

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

MITRE ATT&CK

privilege-escalationpersistencedefense-evasioninitial-accesscredential-access

Detection Query

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

Author

MikeDuddington, '@dudders1'

Created

2022-07-28

Data Sources

azuresigninlogs

Platforms

azure

References

https://learn.microsoft.com/en-gb/entra/architecture/security-operations-user-accounts

Tags

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

Raw Content

title: Failed Authentications From Countries You Do Not Operate Out Of
id: 28870ae4-6a13-4616-bd1a-235a7fad7458
status: test
description: Detect failed authentications from countries you do not operate out of.
references:
    - https://learn.microsoft.com/en-gb/entra/architecture/security-operations-user-accounts
author: MikeDuddington, '@dudders1'
date: 2022-07-28
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.defense-evasion
    - attack.initial-access
    - attack.credential-access
    - attack.t1078.004
    - attack.t1110
logsource:
    product: azure
    service: signinlogs
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
falsepositives:
    - If this was approved by System Administrator.
level: low