20 Commits

Author SHA1 Message Date
Mika Ayenson, PhD e228bd7951 [Rule Tuning] Add Supplemental Mitre Mappings (#5876)
---------

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com>
Co-authored-by: terrancedejesus <terrance.dejesus@elastic.co>
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
Co-authored-by: eric-forte-elastic <eric.forte@elastic.co>

Removed changes from:
- rules/cross-platform/command_and_control_kubectl_networking_modification.toml
- rules/cross-platform/defense_evasion_potential_kubectl_impersonation.toml
- rules/cross-platform/defense_evasion_potential_kubectl_masquerading.toml
- rules/cross-platform/discovery_kubectl_permission_discovery.toml
- rules/cross-platform/discovery_web_server_local_file_inclusion_activity.toml
- rules/cross-platform/discovery_web_server_remote_file_inclusion_activity.toml
- rules/cross-platform/execution_d4c_k8s_mda_direct_interactive_kubernetes_api_request_by_usual_utilities.toml
- rules/cross-platform/execution_d4c_k8s_mda_forbidden_direct_interactive_kubernetes_api_request.toml
- rules/cross-platform/execution_d4c_k8s_mda_kubernetes_api_activity_by_unusual_utilities.toml
- rules/cross-platform/execution_d4c_k8s_mda_service_account_token_access_followed_by_kubernetes_api_request.toml
- rules/cross-platform/execution_kubernetes_direct_api_request_via_curl_or_wget.toml
- rules/cross-platform/initial_access_exfiltration_new_usb_device_mounted.toml
- rules/integrations/aws/initial_access_iam_session_token_used_from_multiple_addresses.toml
- rules/integrations/aws/persistence_aws_attempt_to_register_virtual_mfa_device.toml
- rules/integrations/aws/persistence_iam_api_calls_via_user_session_token.toml
- rules/integrations/aws/privilege_escalation_iam_customer_managed_policy_attached_to_role.toml
- rules/integrations/aws/privilege_escalation_iam_update_assume_role_policy.toml
- rules/integrations/azure/ml_azure_rare_method_by_city.toml
- rules/integrations/azure/ml_azure_rare_method_by_country.toml
- rules/integrations/azure/ml_azure_rare_method_by_user.toml
- rules/integrations/azure/persistence_entra_id_service_principal_federated_issuer_modified.toml
- rules/integrations/cloud_defend/command_and_control_curl_socks_proxy_detected_inside_container.toml
- rules/integrations/cloud_defend/command_and_control_interactive_file_download_from_internet.toml
- rules/integrations/cloud_defend/command_and_control_tunneling_and_port_forwarding.toml
- rules/integrations/cloud_defend/credential_access_cloud_creds_search_inside_a_container.toml
- rules/integrations/cloud_defend/credential_access_collection_sensitive_files_compression_inside_a_container.toml
- rules/integrations/cloud_defend/credential_access_sensitive_keys_or_passwords_search_inside_a_container.toml
- rules/integrations/cloud_defend/credential_access_service_account_token_or_cert_read.toml
- rules/integrations/cloud_defend/defense_evasion_decoded_payload_piped_to_interpreter.toml
- rules/integrations/cloud_defend/defense_evasion_file_creation_execution_deletion_cradle.toml
- rules/integrations/cloud_defend/defense_evasion_interactive_process_execution_from_suspicious_directory.toml
- rules/integrations/cloud_defend/defense_evasion_ld_preload_shared_object_modified_inside_a_container.toml
- rules/integrations/cloud_defend/defense_evasion_potential_evasion_via_encoded_payload.toml
- rules/integrations/cloud_defend/discovery_dns_enumeration.toml
- rules/integrations/cloud_defend/discovery_environment_enumeration.toml
- rules/integrations/cloud_defend/discovery_kubelet_certificate_file_access.toml
- rules/integrations/cloud_defend/discovery_kubelet_pod_discovery_via_builtin_utilities.toml
- rules/integrations/cloud_defend/discovery_privilege_boundary_enumeration_from_interactive_process.toml
- rules/integrations/cloud_defend/discovery_service_account_namespace_read.toml
- rules/integrations/cloud_defend/discovery_suspicious_network_tool_launched_inside_a_container.toml
- rules/integrations/cloud_defend/execution_container_management_binary_launched_inside_a_container.toml
- rules/integrations/cloud_defend/execution_direct_interactive_kubernetes_api_request.toml
- rules/integrations/cloud_defend/execution_interactive_file_creation_in_system_binary_locations.toml
- rules/integrations/cloud_defend/execution_kubeletctl_execution.toml
- rules/integrations/cloud_defend/execution_netcat_listener_established_inside_a_container.toml
- rules/integrations/cloud_defend/execution_payload_downloaded_and_piped_to_shell.toml
- rules/integrations/cloud_defend/execution_potential_direct_kubelet_access_via_process_args.toml
- rules/integrations/cloud_defend/execution_suspicious_file_made_executable_via_chmod_inside_a_container.toml
- rules/integrations/cloud_defend/execution_suspicious_interactive_interpreter_command_execution.toml
- rules/integrations/cloud_defend/execution_tool_installation.toml
- rules/integrations/cloud_defend/persistence_modification_of_persistence_relevant_files.toml
- rules/integrations/cloud_defend/persistence_ssh_authorized_keys_modification_inside_a_container.toml
- rules/integrations/cloud_defend/persistence_suspicious_echo_or_printf_execution.toml
- rules/integrations/cloud_defend/persistence_suspicious_webserver_child_process_execution.toml
- rules/integrations/cloud_defend/privilege_escalation_debugfs_launched_inside_a_privileged_container.toml
- rules/integrations/cloud_defend/privilege_escalation_potential_container_escape_via_modified_release_agent_file.toml
- rules/integrations/gcp/ml_gcp_rare_method_by_city.toml
- rules/integrations/gcp/ml_gcp_rare_method_by_country.toml
- rules/integrations/gcp/ml_gcp_rare_method_by_user.toml
- rules/integrations/github/impact_high_number_of_protected_branch_force_pushes_by_user.toml
- rules/linux/discovery_docker_socket_discovery.toml
- rules/linux/discovery_kubeconfig_file_discovery.toml
- rules/linux/execution_kubectl_apply_pod_from_url.toml
- rules/linux/lateral_movement_kubeconfig_file_activity.toml
- rules/linux/persistence_kubernetes_sensitive_file_activity.toml
- rules/windows/execution_windows_script_from_internet.toml
- rules_building_block/discovery_kubectl_workload_and_cluster_discovery.toml

(selectively cherry picked from commit 8993d1450b)
2026-04-01 14:14:12 +00:00
Jonhnathan 0268daa17d [Rule Tuning] Tighten Up Elastic Defend Indexes - Linux (#4446) 2025-02-05 15:25:45 -03:00
Mika Ayenson fe8c81d762 [FR] Generate investigation guides (#4358) 2025-01-22 11:17:38 -06:00
Jonhnathan 4142868956 [Rule Tuning] Linux 3rd Party EDR Support - Crowdstrike and S1 - 2 (#4333)
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
2025-01-08 15:23:19 -03:00
shashank-elastic 63e91c2f12 Back-porting Version Trimming (#3704) 2024-05-23 00:45:10 +05:30
Mika Ayenson 2c3dbfc039 Revert "Back-porting Version Trimming (#3681)"
This reverts commit 71d2c59b5c.
2024-05-22 13:51:46 -05:00
shashank-elastic 71d2c59b5c Back-porting Version Trimming (#3681) 2024-05-23 00:11:50 +05:30
Jonhnathan 458e67918a [Security Content] Small tweaks on the setup guides (#3308)
* [Security Content] Small tweaks on the setup guides

* Additional Fixes

* Avoid touching deprecated rules
2024-03-11 09:09:40 -03:00
Ruben Groenewoud c537fb9c22 [Tuning] Linux DR Tuning - Part 7 (#3458)
* [Tuning] Linux DR Tuning - Part 7

* Update execution_potential_hack_tool_executed.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
2024-03-07 10:46:48 +01:00
shashank-elastic d52546eee5 Enhance Setup Guide information (#3256) 2023-11-03 19:05:29 +05:30
shashank-elastic 7254c582c5 Move Setup information into setup filed (#3206) 2023-10-23 19:28:18 +05:30
shashank-elastic 2a48db0598 Setup information for Linux Rules - Set5 (#3188) 2023-10-17 19:11:20 +05:30
Jonhnathan 4233fef238 [Security Content] Include "Data Source: Elastic Defend" tag (#3002)
* win folder

* Other folders

* Update test_all_rules.py

* .

* updated missing elastic defend tags

---------

Co-authored-by: terrancedejesus <terrance.dejesus@elastic.co>
2023-09-05 14:22:01 -04:00
Jonhnathan b4c84e8a40 [Security Content] Tags Reform (#2725)
* Update Tags

* Bump updated date separately to be easy to revert if needed

* Update resource_development_ml_linux_anomalous_compiler_activity.toml

* Apply changes from the discussion

* Update persistence_init_d_file_creation.toml

* Update defense_evasion_timestomp_sysmon.toml

* Update defense_evasion_application_removed_from_blocklist_in_google_workspace.toml

* Update missing Tactic tags

* Update unit tests to match new tags

* Add missing IG tags

* Delete okta_threat_detected_by_okta_threatinsight.toml

* Update command_and_control_google_drive_malicious_file_download.toml

* Update persistence_rc_script_creation.toml

* Mass bump

* Update persistence_shell_activity_by_web_server.toml

* .

---------

Co-authored-by: Mika Ayenson <Mika.ayenson@elastic.co>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
2023-06-22 18:38:56 -03:00
Justin Ibarra 59da2da474 [Rule Tuning] Ensure host information is in endpoint rule queries (#2593)
* add unit tests to ensure host type and platform are included
* add host.os.name 'linux' to all linux rules
* add host.os.name macos to mac rules
* add host.os.name to windows rules; fix linux dates
* update from host.os.name to host.os.type

Co-authored-by: brokensound77 <brokensound77@users.noreply.github.com>
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
2023-03-05 11:41:19 -07:00
Jonhnathan 77c8665f11 [Rule Tuning] Add endgame support for Linux Rules (#2436)
* [Rule Tuning] Add endgame support for Linux Rules

* [Rule Tuning] Add endgame support for Linux Rules

* .

* Update persistence_insmod_kernel_module_load.toml
2023-01-23 20:53:15 -03:00
Terrance DeJesus 4312d8c958 [FR] Add Endpoint, APM and Windows Integration Tags to Rules and Supportability (#2429)
* initial commit

* addressing flake errors

* added apm to _get_packagted_integrations logic

* addressed flake errors

* adjusted integration schema and updated rules to be a list

* updated several rules and removed a unit test

* updated rules with logs-* only index patterns

* Update tests/test_all_rules.py

Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>

* addressed flake errors

* integration is none is windows, endpoint or apm

* adding rules with accepted incoming changes from main

* fixed tag and tactic alignment errors from unit testing

* adjusted unit testing logic for integration tags; added more exclusion rules

* adjusted test_integration logic to be rule resistent and skip if -8.3

* adjusted comments for unit test skip

* fixed merge conflicts from main

* changing test_integration_tag to remove logic for rule version comparisons

* added integration tag to new rule

* adjusted rules updated_date value

* ignore guided onboarding rule in unit tests

* added integration tag to new rule

Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
2023-01-04 09:30:07 -05:00
Terrance DeJesus 4997f95300 [Rule Tuning] Link Elastic Security Labs content to compatible rules (#2388)
* added elastic security labs URL references

* Update rules/macos/credential_access_keychain_pwd_retrieval_security_cmd.toml

Is not compatible with Windows blog.

* Update rules/macos/credential_access_keychain_pwd_retrieval_security_cmd.toml

Is not compatible with Windows blog. Reverting updated date.

* Update rules/macos/credential_access_access_to_browser_credentials_procargs.toml

Is not compatible with Windows blog. Reverting updated date.

* Update rules/macos/credential_access_access_to_browser_credentials_procargs.toml

Is not compatible with Windows blog.

* Update rules/ml/execution_ml_windows_anomalous_script.toml

Is not compatible with Windows blog. Reverting updated date.

* Update rules/linux/credential_access_collection_sensitive_files.toml

Not compatible with Windows blog. Reverting updated date.

* Update rules/linux/credential_access_collection_sensitive_files.toml

Not compatible with Windows blog.

* added credential access URL for mimikatz rules

* updated version ml windows anomalous script rule

* removed change to macOS rule since no blog correlation
2022-11-07 15:17:49 -05:00
Justin Ibarra 46d5e37b76 min_stack all rules to 8.3 (#2259)
* min_stack all rules to 8.3

* bump date

Co-authored-by: Mika Ayenson <mika.ayenson@elastic.co>
2022-08-24 10:38:49 -06:00
Terrance DeJesus 1704924f7b [New Rule] Abnormal Process ID File Creation (#1964)
* adding rule detection

* changed Rule ID

* Update rules/linux/execution_abnormal_process_id_file_created.toml

Adding reboot extension as well.

Reference: https://exatrack.com/public/Tricephalic_Hellkeeper.pdf

* Update rules/linux/execution_abnormal_process_id_file_created.toml

Adding reboot to description.

Reference: https://exatrack.com/public/Tricephalic_Hellkeeper.pdf

* Update rules/linux/execution_abnormal_process_id_file_created.toml

Added additional reference to similar threat.

* Update rules/linux/execution_abnormal_process_id_file_created.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_abnormal_process_id_file_created.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* added rule for a process starting where the executable's name represented a PID file

* Adjusted user.id value from integer to string

* Added simple investigation notes and osquery coverage

* TOML linting

* Updated date to reflect recent changes

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2022-05-12 10:38:27 -04:00