Azure application URI modification

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	1 Day
Required Data	AzureAD Audit Log
Detection Modules	Identity Threat Module, SaaS Threat Detection
ATT&CK Tactic	Persistence (TA0003), Lateral Movement (TA0008)
ATT&CK Technique	Account Manipulation (T1098), Use Alternate Authentication Material (T1550)
Severity	Informational

Description

An identity added or updated an Azure application's URI.

Attacker's Goals

• An attacker may add certificates or modify authentication methods of an application to authenticate as the application.

Investigative actions

• Check whether the account that modified the URI is supposed to perform such actions.
• Check for possible logins from the application modified.
• Check for possible account consents or credential changes regarding the application.
• Follow further actions done by the application.

Variations

Suspicious Azure application URI modification

Synopsis

Field	Value
ATT&CK Tactic	Persistence (TA0003), Lateral Movement (TA0008)
ATT&CK Technique	Account Manipulation (T1098), Use Alternate Authentication Material (T1550)
Severity	Low

Description

An identity added or updated an Azure application's URI.

Attacker's Goals

• An attacker may add certificates or modify authentication methods of an application to authenticate as the application.

Investigative actions

• Check whether the account that modified the URI is supposed to perform such actions.
• Check for possible logins from the application modified.
• Check for possible account consents or credential changes regarding the application.
• Follow further actions done by the application.