frack113
24 lines
752 B
YAML
24 lines
752 B
YAML
title: Measurable Increase Of Successful Authentications
|
|
id: 67d5f8fc-8325-44e4-8f5f-7c0ac07cb5ae
|
|
status: experimental
|
|
description: Detects when successful sign-ins increased by 10% or greater.
|
|
references:
|
|
- https://docs.microsoft.com/en-us/azure/active-directory/fundamentals/security-operations-user-accounts#monitoring-for-successful-unusual-sign-ins
|
|
author: Mark Morowczynski '@markmorow', MikeDuddington, '@dudders1', Tim Shelton
|
|
date: 2022/08/11
|
|
modified: 2022/08/18
|
|
tags:
|
|
- attack.defense_evasion
|
|
- attack.t1078
|
|
logsource:
|
|
product: azure
|
|
service: signinlogs
|
|
detection:
|
|
selection:
|
|
Status: Success
|
|
Count: "<10%"
|
|
condition: selection
|
|
falsepositives:
|
|
- Increase of users in the environment
|
|
level: low
|