Sigma rule: Github High Risk Configuration Disabled

Rule

Title

Github High Risk Configuration Disabled

Status

test

Level

high

Author

Muhammad Faisal (@faisalusuf)

Date

2023-01-29

Modified

2024-07-22

File

rules/application/github/audit/github_disable_high_risk_configuration.yml

Commit

ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects when a user disables a critical security feature for an organization.

Log source

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:
        - 'business_advanced_security.disabled_for_new_repos'
        - 'business_advanced_security.disabled_for_new_user_namespace_repos'
        - 'business_advanced_security.disabled'
        - 'business_advanced_security.user_namespace_repos_disabled'
        - 'org.advanced_security_disabled_for_new_repos'
        - 'org.advanced_security_disabled_on_all_repos'
        - 'org.advanced_security_policy_selected_member_disabled'
        - 'org.disable_oauth_app_restrictions'
        - 'org.disable_two_factor_requirement'
        - 'repo.advanced_security_disabled'
condition: selection

False positives (as the rule lists them)

• Approved administrator/owner activities.

Tags

• attack.credential-access
• attack.persistence
• attack.defense-impairment
• attack.t1556

MITRE ATT&CK ids this rule names

• T1556

References

• https://docs.github.com/en/organizations/managing-oauth-access-to-your-organizations-data/disabling-oauth-app-access-restrictions-for-your-organization
• https://docs.github.com/en/organizations/keeping-your-organization-secure/managing-security-settings-for-your-organization/reviewing-the-audit-log-for-your-organization#dependabot_alerts-category-actions
• https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/enabling-features-for-your-repository/managing-security-and-analysis-settings-for-your-repository
• https://docs.github.com/en/enterprise-cloud@latest/admin/monitoring-activity-in-your-enterprise/reviewing-audit-logs-for-your-enterprise/audit-log-events-for-your-enterprise

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/application/github/audit/github_disable_high_risk_configuration.yml