Successful Authentications From Countries You Do Not Operate Out Of

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

Sigma rule (View on GitHub)

 1title: Successful Authentications From Countries You Do Not Operate Out Of
 2id: 8c944ecb-6970-4541-8496-be554b8e2846
 3status: test
 4description: Detect successful authentications from countries you do not operate out of.
 5references:
 6    - https://learn.microsoft.com/en-gb/entra/architecture/security-operations-user-accounts
 7author: MikeDuddington, '@dudders1'
 8date: 2022/07/28
 9tags:
10    - attack.initial_access
11    - attack.credential_access
12    - attack.t1078.004
13    - attack.t1110
14logsource:
15    product: azure
16    service: signinlogs
17detection:
18    selection:
19        Status: 'Success'
20    filter:
21        Location|contains: '<Countries you DO operate out of e,g GB, use OR for multiple>'
22    condition: selection and not filter
23falsepositives:
24    - If this was approved by System Administrator.
25level: medium

References

Related rules

to-top