Synopsis
Activation Period |
14 Days |
Training Period |
30 Days |
Test Period |
N/A (single event) |
Deduplication Period |
1 Day |
Required Data |
|
Detection Modules |
Identity Threat Module |
Detector Tags |
Microsoft Teams |
ATT&CK Tactic |
|
ATT&CK Technique |
|
Severity |
Informational |
Description
A Microsoft Teams application was installed.
Attacker's Goals
Attackers may leverage Teams applications to maintain persistent access to compromised Teams accounts.
Investigative actions
- Confirm that the application was created by a certified and trusted entity.
- Evaluate the permissions requested by the application to determine if they are excessive or unusual.
- Determine if it is within the user's role to install this type of application.
- Correlate the alert with the sign-in event to get additional information on the identity performing the action.
- Follow further actions done by the account.