Query: detect Detects when a user disables a critical security feature for an organization. in logs
Matching passage: Sigma rule: Detects when a user disables a critical security feature for an organization.. Logsource: github / audit. Rule: title: Github High Risk Configuration Disabled id: 8622c92d-c00e-463c-b09d-fd06166f6794 status: test description: Detects when a user disables a critical security feature for an organization. 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 author: Muhammad Faisal (@faisalusuf) date: 2023-01-29 modified: 2024-07-22 tags: - attack.credential-access - attack.persistence - attack.defense-impairment - attack.t1556 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: - 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 falsepositives: - Approved administrator/owner activities. level: high
Near-miss passage: Sigma rule: Detects known suspicious (default) user-agents related to scanning/recon tools. Logsource: webserver. Rule: title: Suspicious User-Agents Related To Recon Tools id: 19aa4f58-94ca-45ff-bc34-92e533c0994a status: test description: Detects known suspicious (default) user-agents related to scanning/recon tools references: - https://github.com/commixproject/commix/blob/c7f1447371524427bb30abe731235acc7386153b/src/utils/settings.py#L281 - https://github.com/epi052/feroxbuster/blob/ffdf871abe0a358a1531ba4135e208d4dbe8fc31/src/config/utils.rs#L100 - https://github.com/ffuf/ffuf/blob/ce3cf6bd733a24d3a9f024305234c1a6298198eb/pkg/runner/simple.go#L130 - https://github.com/lanmaster53/recon-ng/blob/9e907dfe09fce2997f0301d746796408e01a60b7/recon/core/base.py#L92 - https://github.com/nmap/nmap/blob/2e47fa87469fd358ef64689d2d2de7294e385eb8/nselib/http.lua#L160 - https://github.com/OJ/gobuster/blob/d20300cc46096984565e82fb73a45bf8d281b990/libgobuster/helpers.go#L124 - https://github.com/sqlmapproject/sqlmap/blob/be216041e2f255ae43b050d466bd5bf92681e665/lib/core/settings.py#L29 - https://github.com/sullo/nikto/blob/999670cb6a939b6c93840ce666941756e4c5dcf5/program/plugins/nikto_core.plugin#L3515 - https://github.com/urbanadventurer/WhatWeb/blob/d279d93042d034f3fd29d5a893d44ccc0595d3f8/lib/whatweb.rb#L68 - https://github.com/wpscanteam/wpscan/blob/4f1ce142b9768044be3e35bd0cddf1052e35efe8/lib/wpscan/browser.rb#L32 - https://github.com/xmendez/wfuzz/blob/2263cd0932fef333118cd197656f709141bab615/src/wfuzz/facade.py#L43 - https://github.com/zmap/zgrab2/blob/e91fc9860ca6611eb7c6fe7d2fe2be70212a37ba/modules/http/scanner.go#L54 author: Nasreddine Bencherchali (Nextron Systems), Tim Shelton date: 2022-07-19 modified: 2026-06-11 tags: - attack.initial-access - attack.t1190 logsource: category: webserver detection: selection: cs-user-agent|contains: - commix/ - feroxbuster/ - Fuzz Faster U Fool - GIS - AppSec Team - Project Vision - gobuster/ - Nikto/ - Nmap Scripting Engine - Recon-ng/v - sqlmap/ - WhatWeb/ - Wfuzz/ - WPScan v - zgrab/ condition: selection falsepositives: - Unknown level: medium