Commit Graph

41 Commits

Author SHA1 Message Date
Justin Ibarra 6ef5c53b0c Cleanup note field in rules (#1194)
* standardize usage of note field
2021-05-10 13:40:56 -08:00
Justin Ibarra 82ec6ac1ee Convert windows rules from KQL to EQL (#1114) 2021-04-30 11:21:12 -08:00
Andrew Pease 92eaa5b18a [New Rule] Threat intel indicator match rule (#1133) 2021-04-26 07:07:04 -05:00
Brent Murphy ff45539369 [Deprecation] Deprecate inherently noisy rules based on testing (#1122)
* Demote maturity
Co-authored-by: Ross Wolf <31489089+rw-access@users.noreply.github.com>
2021-04-21 15:10:06 -04:00
Samirbous 00923dcde1 [Rule Tuning] Setuid / Setgid Bit Set via chmod (#1032)
* [Rule Tuning] Setuid / Setgid Bit Set via chmod

* update date

* Update rules/cross-platform/privilege_escalation_setuid_setgid_bit_set_via_chmod.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
2021-04-14 16:41:37 +02:00
Samirbous 0ba469dbe4 [Rule Tuning] Modification of Standard Authentication Module or Confi… (#1056)
* [Rule Tuning] Modification of Standard Authentication Module or Configuration

* update date
2021-04-14 00:36:38 +02:00
Samirbous 3e1169317f [Rule Tuning] Timestomping using Touch Command (#1006)
* [Rule Tuning] Timestomping using Touch Command

* removed process_started from event.type

* update date

* Update defense_evasion_timestomp_touch.toml

* lint and resolve conflict

Co-authored-by: Brent Murphy <bmurphy@endgame.com>
2021-03-19 10:26:40 +01:00
Samirbous 04ea1a72c7 [Rule Tuning] Security Software Discovery via Grep (#994)
* [Rule Tuning] Security Software Discovery via Grep

* Update rules/cross-platform/discovery_security_software_grep.toml

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

* Update rules/cross-platform/discovery_security_software_grep.toml

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

* Update rules/cross-platform/discovery_security_software_grep.toml

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

* Update rules/cross-platform/discovery_security_software_grep.toml

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

* Update rules/cross-platform/discovery_security_software_grep.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/discovery_security_software_grep.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
2021-03-18 15:46:26 +01:00
Justin Ibarra 0b65678d8c [Rule tuning] Correct tags with associated threat mappings (#1003) 2021-03-08 14:12:29 -09:00
Justin Ibarra 0e0b2ea1a4 Update schema for threshold rule type for 7.12 (#976)
* Update schema for threshold rule type for 7.12
* add downgrade function to drop new fields
* update existing threshold rules
2021-03-05 14:35:50 -09:00
Justin Ibarra 3fc34b86f2 Update License to Elastic v2 (#944) 2021-03-03 22:12:11 -09:00
Justin Ibarra 645a0cd67b [Rule Tuning] Add timestamp_override to all query and non-sequence EQL rules (#945)
* [Rule Tuning] Add timestamp_override field to rules
* add tests for lookback and timestamp_override
* fix dates and add test to ensure updated > creation
2021-02-17 19:49:58 -09:00
brokensound77 a77bd6178f Merge remote-tracking branch 'upstream/7.11' into merge-7.11-to-7.12
# Conflicts:
#	rules/linux/privilege_escalation_setgid_bit_set_via_chmod.toml
2021-02-17 14:11:50 -09:00
Justin Ibarra 90a9320f93 [Rule Tuning] Remove timestamp_override for endgame-* promotion rules (#951)
* remove timestamp_override from endgame promotion rules
* updated version.lock to previous state for endgame promotion rule changes
* fix incorrect year in updated_date
2021-02-17 13:48:57 -09:00
brokensound77 6ce418877f Merge remote-tracking branch 'upstream/7.12' into merge-7.11-to-7.12
# Conflicts:
#	etc/version.lock.json
#	rules/cross-platform/defense_evasion_deleting_websvr_access_logs.toml
#	rules/cross-platform/impact_hosts_file_modified.toml
#	rules/cross-platform/privilege_escalation_setuid_setgid_bit_set_via_chmod.toml
#	rules/cross-platform/privilege_escalation_sudoers_file_mod.toml
#	rules/linux/defense_evasion_deletion_of_bash_command_line_history.toml
#	rules/linux/defense_evasion_timestomp_touch.toml
#	rules/linux/privilege_escalation_setgid_bit_set_via_chmod.toml
#	rules/macos/credential_access_credentials_keychains.toml
#	rules/macos/credential_access_promt_for_pwd_via_osascript.toml
#	rules/macos/defense_evasion_attempt_del_quarantine_attrib.toml
#	rules/network/command_and_control_cobalt_strike_default_teamserver_cert.toml
#	rules/promotions/external_alerts.toml
#	rules/windows/collection_email_powershell_exchange_mailbox.toml
#	rules/windows/collection_persistence_powershell_exch_mailbox_activesync_add_device.toml
#	rules/windows/collection_winrar_encryption.toml
#	rules/windows/command_and_control_common_webservices.toml
#	rules/windows/command_and_control_encrypted_channel_freesslcert.toml
#	rules/windows/command_and_control_remote_file_copy_desktopimgdownldr.toml
#	rules/windows/command_and_control_remote_file_copy_mpcmdrun.toml
#	rules/windows/command_and_control_teamviewer_remote_file_copy.toml
#	rules/windows/credential_access_cmdline_dump_tool.toml
#	rules/windows/credential_access_copy_ntds_sam_volshadowcp_cmdline.toml
#	rules/windows/credential_access_credential_dumping_msbuild.toml
#	rules/windows/credential_access_domain_backup_dpapi_private_keys.toml
#	rules/windows/credential_access_dump_registry_hives.toml
#	rules/windows/credential_access_iis_apppoolsa_pwd_appcmd.toml
#	rules/windows/credential_access_iis_connectionstrings_dumping.toml
#	rules/windows/credential_access_kerberoasting_unusual_process.toml
#	rules/windows/credential_access_lsass_memdump_file_created.toml
#	rules/windows/credential_access_mimikatz_memssp_default_logs.toml
#	rules/windows/defense_evasion_adding_the_hidden_file_attribute_with_via_attribexe.toml
#	rules/windows/defense_evasion_clearing_windows_event_logs.toml
#	rules/windows/defense_evasion_code_injection_conhost.toml
#	rules/windows/defense_evasion_cve_2020_0601.toml
#	rules/windows/defense_evasion_delete_volume_usn_journal_with_fsutil.toml
#	rules/windows/defense_evasion_deleting_backup_catalogs_with_wbadmin.toml
#	rules/windows/defense_evasion_disable_windows_firewall_rules_with_netsh.toml
#	rules/windows/defense_evasion_dotnet_compiler_parent_process.toml
#	rules/windows/defense_evasion_enable_inbound_rdp_with_netsh.toml
#	rules/windows/defense_evasion_encoding_or_decoding_files_via_certutil.toml
#	rules/windows/defense_evasion_execution_lolbas_wuauclt.toml
#	rules/windows/defense_evasion_execution_msbuild_started_by_office_app.toml
#	rules/windows/defense_evasion_execution_msbuild_started_by_script.toml
#	rules/windows/defense_evasion_execution_msbuild_started_by_system_process.toml
#	rules/windows/defense_evasion_execution_msbuild_started_renamed.toml
#	rules/windows/defense_evasion_execution_msbuild_started_unusal_process.toml
#	rules/windows/defense_evasion_execution_suspicious_explorer_winword.toml
#	rules/windows/defense_evasion_execution_via_trusted_developer_utilities.toml
#	rules/windows/defense_evasion_hide_encoded_executable_registry.toml
#	rules/windows/defense_evasion_iis_httplogging_disabled.toml
#	rules/windows/defense_evasion_injection_msbuild.toml
#	rules/windows/defense_evasion_masquerading_as_elastic_endpoint_process.toml
#	rules/windows/defense_evasion_masquerading_renamed_autoit.toml
#	rules/windows/defense_evasion_masquerading_suspicious_werfault_childproc.toml
#	rules/windows/defense_evasion_masquerading_trusted_directory.toml
#	rules/windows/defense_evasion_modification_of_boot_config.toml
#	rules/windows/defense_evasion_port_forwarding_added_registry.toml
#	rules/windows/defense_evasion_scheduledjobs_at_protocol_enabled.toml
#	rules/windows/defense_evasion_sdelete_like_filename_rename.toml
#	rules/windows/defense_evasion_solarwinds_backdoor_service_disabled_via_registry.toml
#	rules/windows/defense_evasion_suspicious_managedcode_host_process.toml
#	rules/windows/defense_evasion_suspicious_zoom_child_process.toml
#	rules/windows/defense_evasion_system_critical_proc_abnormal_file_activity.toml
#	rules/windows/defense_evasion_unusual_dir_ads.toml
#	rules/windows/defense_evasion_unusual_system_vp_child_program.toml
#	rules/windows/defense_evasion_via_filter_manager.toml
#	rules/windows/defense_evasion_volume_shadow_copy_deletion_via_wmic.toml
#	rules/windows/discovery_adfind_command_activity.toml
#	rules/windows/discovery_admin_recon.toml
#	rules/windows/discovery_file_dir_discovery.toml
#	rules/windows/discovery_net_command_system_account.toml
#	rules/windows/discovery_net_view.toml
#	rules/windows/discovery_peripheral_device.toml
#	rules/windows/discovery_process_discovery_via_tasklist_command.toml
#	rules/windows/discovery_query_registry_via_reg.toml
#	rules/windows/discovery_remote_system_discovery_commands_windows.toml
#	rules/windows/discovery_security_software_wmic.toml
#	rules/windows/discovery_whoami_command_activity.toml
#	rules/windows/execution_apt_solarwinds_backdoor_child_cmd_powershell.toml
#	rules/windows/execution_apt_solarwinds_backdoor_unusual_child_processes.toml
#	rules/windows/execution_command_shell_started_by_powershell.toml
#	rules/windows/execution_command_shell_started_by_svchost.toml
#	rules/windows/execution_command_shell_started_by_unusual_process.toml
#	rules/windows/execution_command_shell_via_rundll32.toml
#	rules/windows/execution_from_unusual_directory.toml
#	rules/windows/execution_from_unusual_path_cmdline.toml
#	rules/windows/execution_shared_modules_local_sxs_dll.toml
#	rules/windows/execution_suspicious_cmd_wmi.toml
#	rules/windows/execution_suspicious_image_load_wmi_ms_office.toml
#	rules/windows/execution_suspicious_pdf_reader.toml
#	rules/windows/execution_suspicious_powershell_imgload.toml
#	rules/windows/execution_suspicious_psexesvc.toml
#	rules/windows/execution_suspicious_short_program_name.toml
#	rules/windows/execution_via_compiled_html_file.toml
#	rules/windows/execution_via_hidden_shell_conhost.toml
#	rules/windows/execution_via_net_com_assemblies.toml
#	rules/windows/execution_via_xp_cmdshell_mssql_stored_procedure.toml
#	rules/windows/impact_volume_shadow_copy_deletion_via_vssadmin.toml
#	rules/windows/initial_access_script_executing_powershell.toml
#	rules/windows/initial_access_suspicious_ms_office_child_process.toml
#	rules/windows/initial_access_suspicious_ms_outlook_child_process.toml
#	rules/windows/initial_access_unusual_dns_service_children.toml
#	rules/windows/initial_access_unusual_dns_service_file_writes.toml
#	rules/windows/initial_access_via_explorer_suspicious_child_parent_args.toml
#	rules/windows/lateral_movement_execution_from_tsclient_mup.toml
#	rules/windows/lateral_movement_local_service_commands.toml
#	rules/windows/lateral_movement_mount_hidden_or_webdav_share_net.toml
#	rules/windows/lateral_movement_rdp_enabled_registry.toml
#	rules/windows/lateral_movement_rdp_tunnel_plink.toml
#	rules/windows/lateral_movement_remote_file_copy_hidden_share.toml
#	rules/windows/lateral_movement_suspicious_rdp_client_imageload.toml
#	rules/windows/lateral_movement_via_startup_folder_rdp_smb.toml
#	rules/windows/persistence_adobe_hijack_persistence.toml
#	rules/windows/persistence_appcertdlls_registry.toml
#	rules/windows/persistence_appinitdlls_registry.toml
#	rules/windows/persistence_evasion_registry_ifeo_injection.toml
#	rules/windows/persistence_gpo_schtask_service_creation.toml
#	rules/windows/persistence_local_scheduled_task_commands.toml
#	rules/windows/persistence_ms_office_addins_file.toml
#	rules/windows/persistence_ms_outlook_vba_template.toml
#	rules/windows/persistence_priv_escalation_via_accessibility_features.toml
#	rules/windows/persistence_registry_uncommon.toml
#	rules/windows/persistence_run_key_and_startup_broad.toml
#	rules/windows/persistence_services_registry.toml
#	rules/windows/persistence_startup_folder_file_written_by_suspicious_process.toml
#	rules/windows/persistence_startup_folder_scripts.toml
#	rules/windows/persistence_suspicious_com_hijack_registry.toml
#	rules/windows/persistence_suspicious_image_load_scheduled_task_ms_office.toml
#	rules/windows/persistence_suspicious_scheduled_task_runtime.toml
#	rules/windows/persistence_suspicious_service_created_registry.toml
#	rules/windows/persistence_system_shells_via_services.toml
#	rules/windows/persistence_user_account_creation.toml
#	rules/windows/persistence_via_application_shimming.toml
#	rules/windows/persistence_via_hidden_run_key_valuename.toml
#	rules/windows/persistence_via_lsa_security_support_provider_registry.toml
#	rules/windows/persistence_via_telemetrycontroller_scheduledtask_hijack.toml
#	rules/windows/persistence_via_update_orchestrator_service_hijack.toml
#	rules/windows/persistence_via_windows_management_instrumentation_event_subscription.toml
#	rules/windows/privilege_escalation_named_pipe_impersonation.toml
#	rules/windows/privilege_escalation_printspooler_service_suspicious_file.toml
#	rules/windows/privilege_escalation_printspooler_suspicious_spl_file.toml
#	rules/windows/privilege_escalation_rogue_windir_environment_var.toml
#	rules/windows/privilege_escalation_uac_bypass_com_clipup.toml
#	rules/windows/privilege_escalation_uac_bypass_com_ieinstal.toml
#	rules/windows/privilege_escalation_uac_bypass_com_interface_icmluautil.toml
#	rules/windows/privilege_escalation_uac_bypass_diskcleanup_hijack.toml
#	rules/windows/privilege_escalation_uac_bypass_dll_sideloading.toml
#	rules/windows/privilege_escalation_uac_bypass_event_viewer.toml
#	rules/windows/privilege_escalation_uac_bypass_mock_windir.toml
#	rules/windows/privilege_escalation_uac_bypass_winfw_mmc_hijack.toml
#	rules/windows/privilege_escalation_unusual_parentchild_relationship.toml
#	rules/windows/privilege_escalation_unusual_svchost_childproc_childless.toml
2021-02-17 12:18:06 -09:00
Justin Ibarra 61deed3fd2 [Rule Tuning] 7.11.2: Add timestamp_override to all query and non-sequence EQL rules (#948)
* [Rule Tuning] Add timestamp_override field to 7.11.0 rules
* Lock versions for 7.11.2 rules
2021-02-16 10:52:48 -09:00
Justin Ibarra 4e6ff388fc [Rule Tuning] Feedback from 7.12 Kibana PR (#942) 2021-02-11 13:32:58 -09:00
Samirbous 497ddcbb58 [New Rule] Suspicious Python Script Execution via the CommandLine (#852)
* [New Rule] Suspicious Python Script Execution via the CommandLine

* kql optimz

* Update rules/cross-platform/execution_python_script_in_cmdline.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/execution_python_script_in_cmdline.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* added subtechnique

* Update rules/cross-platform/execution_python_script_in_cmdline.toml

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

* converted to eql

* Update rules/cross-platform/execution_python_script_in_cmdline.toml

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

* relinted

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2021-02-10 18:37:03 +01:00
Samirbous f13e9ce0d0 [New Rule] Shell Profile Modification (#878)
* [New Rule] Shell Profile Modification

* added auditbeat index

* Update persistence_shell_profile_modification.toml

* excluding noisy processes

* Update rules/cross-platform/persistence_shell_profile_modification.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/persistence_shell_profile_modification.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/persistence_shell_profile_modification.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* relinted

* Update rules/cross-platform/persistence_shell_profile_modification.toml

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

* added note short desc

* Update persistence_shell_profile_modification.toml

* added FPs note

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2021-02-10 17:44:15 +01:00
Samirbous 7fc5ba1646 [New Rule] Persistence via Cron Tasks (#867)
* [New Rule] Persistence via Cron Tasks

* Update persistence_cron_jobs_creation_and_runtime.toml

* Update persistence_cron_jobs_creation_and_runtime.toml

* excluded noisy procs and root user

* moved to cross-platform

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* excluding root user

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* relinted

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/persistence_cron_jobs_creation_and_runtime.toml

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

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>
Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2021-02-10 10:28:22 +01:00
Andrew Pease ddddaf37dc [New Rule] Sudo Heap-based Buffer Overflow Vulnerability Attempt (CVE-2021-3156) (#933)
* initial commit

* adjusted title

* Update rules/cross-platform/privilege_escalation_sudo_buffer_overflow.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* updates

* optimized

* added ""'s

* typo around "-s"

* added sudo reference

* changed to threshold

* Update rules/cross-platform/privilege_escalation_sudo_buffer_overflow.toml

* re-lint

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2021-02-09 15:02:04 -06:00
Samirbous 769ced1001 [New Rule] Privilege Elevation via Sudoers File Modification (#917)
* [New Rule] Privilege Elevation via Sudoers File Modification

* Update privilege_escalation_echo_nopasswd_sudoers.toml

* group args

* Update rules/cross-platform/privilege_escalation_echo_nopasswd_sudoers.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/privilege_escalation_echo_nopasswd_sudoers.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* lint rule

* added subtechnique

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
Co-authored-by: David French <56409778+threat-punter@users.noreply.github.com>
2021-02-09 21:58:31 +01:00
Samirbous 2e6b353f5e [New Rule] Potential Reverse Shell Activity via Terminal (#821)
* [New Rule] Potential Reverse Shell Activity via Terminal

* extra reference

* adjusted process.args for coverage resilience

* Update execution_revershell_via_shell_cmd.toml

* Update rules/cross-platform/execution_revershell_via_shell_cmd.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/execution_revershell_via_shell_cmd.toml

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

* encoded ref url

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2021-02-08 22:57:55 +01:00
Samirbous 55272cc49e [New Rule] EggShell Backdoor Execution (#845)
* [New Rule] EgShell Backdoor Execution

* Update rules/cross-platform/execution_pentest_eggshell_remote_admin_tool.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/execution_pentest_eggshell_remote_admin_tool.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
2021-02-08 22:37:15 +01:00
Brent Murphy 0b568e5740 [New Rule] Suspicious JAR Child Process (#887)
* Create execution_suspicious_jar_child_process.toml

* pr review feedback and moved to cross platform

* spacing

* Add FP section
2021-02-08 09:48:48 -05:00
Samirbous 3fde3930f7 [New Rule] Modification of Standard Authentication Module or Configuration (#745)
* [New Rule] Modification of Unix Standard Authentication Module

* extra ref and added file creation event type

* extra ref url

* Update persistence_modify_authentication_module.toml

* added pam.d conf files changes too

* adjusted tactics and techniques

* Update persistence_modify_authentication_module.toml

* Update persistence_modify_authentication_module.toml

* changed from linux to cross platfm

* Update persistence_credential_access_modify_auth_module_or_config.toml

* adjusted query

* converted to kql and excluded FPs

* Update rules/cross-platform/persistence_credential_access_modify_auth_module_or_config.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/persistence_credential_access_modify_auth_module_or_config.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update persistence_credential_access_modify_auth_module_or_config.toml

* Update persistence_credential_access_modify_auth_module_or_config.toml

* Update rules/cross-platform/persistence_credential_access_modify_auth_module_or_config.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
2021-02-05 21:23:58 +01:00
Samirbous bec5211814 [Rule Tuning] Setuid Bit Set via chmod and Setgid Bit Set via chmod (#875)
* [Rule Tuning] Setuid Bit Set via chmod and Setgid Bit Set via chmod

* Update privilege_escalation_setuid_setgid_bit_set_via_chmod.toml

* relinted
2021-02-04 16:29:53 +01:00
Samirbous 4a5085ee54 [Rule Tuning] Sudoers File Modification (#873)
* [Rule Tuning] Sudoers File Modification

* 2021!

* Update rules/cross-platform/privilege_escalation_sudoers_file_mod.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* relinted

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
2021-02-03 17:57:40 +01:00
Justin Ibarra a0e86e20d6 [Rule Tuning] Add windows integration index to rules (#923) 2021-01-28 20:53:57 -09:00
brokensound77 bf32dec5a4 Merge remote-tracking branch 'upstream/main' into mergeback/7.11-to-main
# Conflicts:
#	rules/linux/defense_evasion_deletion_of_bash_command_line_history.toml
2021-01-28 10:41:39 -09:00
Samirbous 6029783721 [New Rule] Security Software Discovery using Grep (#743)
* [New Rule] Security Software Discovery using Grep

* fixed index

* Update discovery_security_software_grep.toml

* Update discovery_security_software_grep.toml

* conv to kql and added few AVs

* added more AV procs

* Update rules/macos/discovery_security_software_grep.toml

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>

* moved to cross-platform

* Update discovery_security_software_grep.toml

* Update rules/cross-platform/discovery_security_software_grep.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

* Update rules/cross-platform/discovery_security_software_grep.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>
Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
2021-01-26 19:57:26 +01:00
Samirbous 440a7fbdee [New Rule] SSH Authorized Keys File Modification (#754)
* [New Rule] SSH Authorized Keys File Modification

* excluded some noisy procs

* Update rules/cross-platform/persistence_ssh_authorized_keys_modification.toml

Co-authored-by: David French <56409778+threat-punter@users.noreply.github.com>

* Update rules/cross-platform/persistence_ssh_authorized_keys_modification.toml

Co-authored-by: David French <56409778+threat-punter@users.noreply.github.com>

* Update persistence_ssh_authorized_keys_modification.toml

* Update rules/cross-platform/persistence_ssh_authorized_keys_modification.toml

Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>

Co-authored-by: David French <56409778+threat-punter@users.noreply.github.com>
Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
2021-01-26 08:45:38 +01:00
Samirbous dd2f655367 [New Rule] Potential Cookies Theft via Browser Debugging (#741)
* [New Rule] Potential Cookies Theft via Browser Debugging

* Update rules/cross-platform/credential_access_cookies_chromium_browsers_debugging.toml

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

* Update rules/cross-platform/credential_access_cookies_chromium_browsers_debugging.toml

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

* added auditbeat

* fixed error

* excluded a common FP

* added MSEdge

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2021-01-26 08:21:45 +01:00
Justin Ibarra c1a0438f45 [Rule Tuning] Update ATT&CK threat mappings to reflect changes (#706)
* replaced/removed all revoked/deprecated techniques
* tests will fail on revoked (changed) techniques
* tests will fail on deprecated techniques
* tests will fail when techniques are mapped to an invalid tactic
2020-12-18 12:46:16 -09:00
Justin Ibarra 97ee8cc9ac Refresh beats and ecs schemas and default to use latest to validate (#570)
* Refresh beats and ecs schemas and default to use latest to validate
* remove incorrect ecs_version from zoom rule
* remove stale ecs_version from rules
2020-12-01 13:24:20 -09:00
Samirbous 61fe8a59ff [New Rule] WebServer Access Logs Deleted (#457)
* [New Rule] WebServer Access Logs Deleted

* removed timeline_id

* added drive letter for better perf

* Update rules/cross-platform/defense_evasion_deleting_websvr_access_logs.toml

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>

* Update rules/cross-platform/defense_evasion_deleting_websvr_access_logs.toml

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>

* Update defense_evasion_deleting_websvr_access_logs.toml

* changed severity from low to medium

* fixed duplicate text in description

* Update rules/cross-platform/defense_evasion_deleting_websvr_access_logs.toml

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

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>
Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2020-12-01 10:48:55 +01:00
Justin Ibarra fda1e7ef94 Bump zoom rule to production (#427) 2020-10-29 11:02:29 -08:00
seth-goodwin 2065af89b1 [Rule Tuning] Tag Categorization Updates (#380)
* Add new categorization tags

* Change updated_date to 2020/10/26

Co-authored-by: Ross Wolf <31489089+rw-access@users.noreply.github.com>, @bm11100
2020-10-26 13:50:45 -05:00
Andrew Pease 0b745c5492 [New Rule] Zoom Meeting with no Passcode (#292) 2020-09-30 21:44:45 -08:00
Justin Ibarra 2460333595 [Rule Tuning] Add extended lookback for all endpoint rules to account for ingest delays (#351) 2020-09-30 16:16:04 -08:00
Andrew Pease d68e4ac7f0 [New Rule] Hosts File Modified (#25) 2020-09-30 15:24:07 -08:00