Detection rules › Sigma

Added Owner To Application

Status
test
Severity
medium
Log source
product azure, service auditlogs
Author
Mark Morowczynski '@markmorow', Bailey Bercik '@baileybercik'
Source
github.com/SigmaHQ/sigma

Detects when a new owner is added to an application. This gives that account privileges to make modifications and configuration changes to the application.

MITRE ATT&CK coverage

TacticTechniques
Credential AccessT1552 Unsecured Credentials

Rule body yaml

title: Added Owner To Application
id: 74298991-9fc4-460e-a92e-511aa60baec1
status: test
description: Detects when a new owner is added to an application. This gives that account privileges to make modifications and configuration changes to the application.
references:
    - https://learn.microsoft.com/en-us/entra/architecture/security-operations-applications#new-owner
author: Mark Morowczynski '@markmorow', Bailey Bercik '@baileybercik'
date: 2022-06-02
tags:
    - attack.t1552
    - attack.credential-access
logsource:
    product: azure
    service: auditlogs
detection:
    selection:
        properties.message: Add owner to application
    condition: selection
falsepositives:
    - When a new application owner is added by an administrator
level: medium

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
    properties.message: Add owner to application

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

FieldKindValues
properties.messageeq
  • Add owner to application