Possible Creation of Github New Secret (via audit)
This rule detects when a user generates action secret for the organization, environment, codespaces or repository.
Sigmalowv1
sigma
possible-creation-of-github-new-secret-via-audit
title: Possible Creation of Github New Secret (via audit)
id: 504a354b-2788-5111-b0e8-41d93e8219d4
status: stable
description: This rule detects when a user generates action secret for the organization, environment, codespaces or repository.
author: Huntrule Team
date: 2026-04-09
references:
- https://attack.mitre.org/techniques/T1078/004/
- https://docs.github.com/en/organizations/keeping-your-organization-secure/managing-security-settings-for-your-organization/reviewing-the-audit-log-for-your-organization#audit-log-actions
tags:
- attack.persistence
- attack.privilege-escalation
- attack.initial-access
- attack.stealth
- attack.t1078.004
logsource:
product: github
service: audit
definition: 'Requirements: The audit log streaming feature must be enabled to be able to receive such logs. You can enable following the documentation here: https://docs.github.com/en/enterprise-cloud@latest/admin/monitoring-activity-in-your-enterprise/reviewing-audit-logs-for-your-enterprise/streaming-the-audit-log-for-your-enterprise#setting-up-audit-log-streaming'
detection:
selection:
action:
- 'codespaces.create_an_org_secret'
- 'environment.create_actions_secret'
- 'org.create_actions_secret'
- 'repo.create_actions_secret'
condition: selection
falsepositives:
- Unknown
level: low
Known false positives
- Unknown
Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.