Authentications To Important Apps Using Single Factor Authentication

calendar Oct 23, 2025 · attack.privilege-escalation attack.persistence attack.defense-evasion attack.initial-access attack.t1078  ·
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Detect when authentications to important application(s) only required single-factor authentication

Sigma rule (View on GitHub)

 1title: Authentications To Important Apps Using Single Factor Authentication
 2id: f272fb46-25f2-422c-b667-45837994980f
 3status: test
 4description: Detect when authentications to important application(s) only required single-factor authentication
 5references:
 6    - https://learn.microsoft.com/en-gb/entra/architecture/security-operations-user-accounts
 7author: MikeDuddington, '@dudders1'
 8date: 2022-07-28
 9tags:
10    - attack.privilege-escalation
11    - attack.persistence
12    - attack.defense-evasion
13    - attack.initial-access
14    - attack.t1078
15logsource:
16    product: azure
17    service: signinlogs
18detection:
19    selection:
20        Status: 'Success'
21        AppId: 'Insert Application ID use OR for multiple'
22        AuthenticationRequirement: 'singleFactorAuthentication'
23    condition: selection
24falsepositives:
25    - If this was approved by System Administrator.
26level: medium

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