Stale Accounts In A Privileged Role
Identifies when an account hasn't signed in during the past n number of days.
Sigma rule (View on GitHub)
1title: Stale Accounts In A Privileged Role
2id: e402c26a-267a-45bd-9615-bd9ceda6da85
3status: test
4description: Identifies when an account hasn't signed in during the past n number of days.
5references:
6 - https://learn.microsoft.com/en-us/entra/id-governance/privileged-identity-management/pim-how-to-configure-security-alerts#potential-stale-accounts-in-a-privileged-role
7author: Mark Morowczynski '@markmorow', Gloria Lee, '@gleeiamglo'
8date: 2023-09-14
9tags:
10 - attack.initial-access
11 - attack.defense-evasion
12 - attack.t1078
13 - attack.persistence
14 - attack.privilege-escalation
15logsource:
16 product: azure
17 service: pim
18detection:
19 selection:
20 riskEventType: 'staleSignInAlertIncident'
21 condition: selection
22falsepositives:
23 - Investigate if potential generic account that cannot be removed.
24level: high
References
Related rules
- AWS Key Pair Import Activity
- AWS Suspicious SAML Activity
- Account Created And Deleted Within A Close Time Frame
- Authentications To Important Apps Using Single Factor Authentication
- Azure Domain Federation Settings Modified