Ruben Groenewoud
3247e1565b
[Rule Tuning] Linux BBR Tuning ( #3347 )
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* [Rule Tuning] Linux BBR Tuning
* Update persistence_creation_of_kernel_module.toml
(cherry picked from commit b32733601a )
2023-12-19 19:23:04 +00:00
Ruben Groenewoud
270a68c448
[Security Content] Add Investigation Guides to Linux C2 Rules ( #3247 )
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* [Security Content] Add Investigation Guides to Linux C2 Rules
* Applied feedback
(cherry picked from commit 91a757a018 )
2023-12-18 16:07:23 +00:00
Ruben Groenewoud
ee5fa810aa
[Tuning & New Rule] Linux Reverse Shell & DR Tuning ( #3254 )
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* [Rule Tuning & New Rule] Linux Reverse Shell
* [Tuning & New Rule] Linux Reverse Shells
* Name change
* Update rules/linux/execution_shell_via_child_tcp_utility_linux.toml
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com >
* Update execution_shell_via_child_tcp_utility_linux.toml
* Update execution_shell_via_background_process.toml
---------
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com >
(cherry picked from commit 84824c67fd )
2023-12-18 08:41:02 +00:00
Justin Ibarra
7e07c12fd8
[Rule Tuning] Optimize query for Query Registry using Built-in Tools ( #3330 )
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* [Rule Tuning] Optimize query for Query Registry using Built-in Tools
* reduce history window to 7d
* use args vs command_line wildcards
---------
Co-authored-by: brokensound77 <brokensound77@users.noreply.github.com >
(cherry picked from commit a6c5cfc418 )
2023-12-15 02:59:59 +00:00
Jonhnathan
87f8498b68
[Security Content] Introduce Investigate Plugin in Investigation Guides ( #3080 )
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* [Security Content] Introduce Investigate Plugin in Investigation Guides
* Add compatibility note
* Update Transform format
* update transform unit tests for investigate
* updated docs with transform
---------
Co-authored-by: brokensound77 <brokensound77@users.noreply.github.com >
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
(cherry picked from commit aeb1f91320 )
2023-12-08 18:59:26 +00:00
Ruben Groenewoud
3cc7a46384
[New Rule] Out-Of-Tree Kernel Module Load ( #3233 )
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* [New Rule] Out-Of-Tree Kernel Module Load
* Update rules_building_block/persistence_tainted_kernel_module_out_of_tree_load.toml
* Update rules_building_block/persistence_tainted_kernel_module_out_of_tree_load.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules_building_block/persistence_tainted_kernel_module_out_of_tree_load.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules_building_block/persistence_tainted_kernel_module_out_of_tree_load.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
(cherry picked from commit 490fa0e1d2 )
2023-12-07 21:57:56 +00:00
Ruben Groenewoud
ab4f31499b
[New BBR] Pot. Persistence Through Systemd-udevd ( #3235 )
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* [New BBR] Persistence Through Systemd-udevd
* Formatting change
* Update rules_building_block/persistence_udev_rule_creation.toml
* Update rules_building_block/persistence_udev_rule_creation.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules_building_block/persistence_udev_rule_creation.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
(cherry picked from commit 07b1cab919 )
2023-12-07 21:46:59 +00:00
Ruben Groenewoud
7ab6b29c66
[Tuning] Small Linux DR Tuning ( #3287 )
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(cherry picked from commit 38862b89e9 )
2023-12-07 11:49:43 +00:00
Ruben Groenewoud
515ee158fb
[New BBR] Segfault Detected ( #3240 )
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* [New BBR] Segfault Detected
* Update rules_building_block/execution_linux_segfault.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules_building_block/execution_linux_segfault.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
(cherry picked from commit dff4633dd4 )
2023-11-02 08:46:22 +00:00
Ruben Groenewoud
13c6fbbcea
[New BBR] Kernel Driver Load ( #3236 )
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* [New BBR] Kernel Driver Load
* added event.dataset to the query
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit 967f6a4c89 )
2023-11-02 08:38:32 +00:00
shashank-elastic
a31d788dcb
Move Config Guides for Pre-Built Detection Rules to Setup Field - Windows, MacOS, BBR and Cross Platform ( #3157 )
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(cherry picked from commit a568c56bc1 )
2023-10-30 11:28:47 +00:00
Ruben Groenewoud
01a8fd30f2
[Rule Tuning] Tainted Kernel Module Load ( #3234 )
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* [Rule Tuning] Tainted kernel module load
* Update persistence_tainted_kernel_module_load.toml
* Update rules_building_block/persistence_tainted_kernel_module_load.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit ad25c922fd )
2023-10-30 08:55:15 +00:00
Jonhnathan
aa62790ae6
[Rule Tuning] Windows DR Tuning - 1 ( #3198 )
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* [Rule Tuning] Windows DR Tuning - 1
* Update collection_winrar_encryption.toml
(cherry picked from commit a5240e4063 )
2023-10-26 20:26:43 +00:00
Jonhnathan
223bfe0a6d
[Promote] Potential Masquerading as Communication Apps ( #3181 )
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* [Promote] Potential Masquerading as Communication Apps
* Update defense_evasion_masquerading_communication_apps.toml
* Update defense_evasion_masquerading_communication_apps.toml
* Update rules/windows/defense_evasion_masquerading_communication_apps.toml
* Update defense_evasion_masquerading_communication_apps.toml
---------
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com >
(cherry picked from commit 6fcf26b20e )
2023-10-23 18:01:34 +00:00
Ruben Groenewoud
9078f76827
[New BBR] Unix Socket Communication ( #3072 )
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* [New Rule] Unix Socket Communication
* Update rules_building_block/execution_unix_socket_communication.toml
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com >
* Update rules_building_block/execution_unix_socket_communication.toml
---------
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com >
(cherry picked from commit 9807bebd8e )
2023-10-23 15:24:36 +00:00
Ruben Groenewoud
23337d90d4
[New BBR] Tainted Kernel Module Load ( #3211 )
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* [New Rule] Tainted Kernel Module Load
* added setup note
* Fixed tag
* added type change
* timestamp override
---------
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com >
(cherry picked from commit 024d45bd56 )
2023-10-23 15:12:20 +00:00
Jonhnathan
916b1a2cad
[Promote] Expired or Revoked Driver Loaded ( #3185 )
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* [Promote] Expired or Revoked Driver Loaded
* Update privilege_escalation_expired_driver_loaded.toml
(cherry picked from commit 18ff85ce84 )
2023-10-23 14:50:52 +00:00
Ruben Groenewoud
9b2e74b220
[Rule Tuning] Linux Rules ( #3092 )
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* [Rule Tuning] [WIP] Linux DR
* Update defense_evasion_binary_copied_to_suspicious_directory.toml
* Fixed tag
* Added additional tuning
* unit test fix
* Additional tuning
* tuning
* added max signals
* Added max_signals=1 to brute force rules
* Cross-Platform Tuning
* Small fix
* new_terms conversion
* typo
* new_terms conversion
* Ransomware rule tuning
* performance tuning
* new_terms conversion for auditd_manager
* tune
* Need coffee
* kql/eql stuff
* formatting improvement
* new_terms sudo hijacking conversion
* exclusion
* Deprecations that were added last tuning
* Deprecations that were added last tuning
* Increased max timespan for brute force rules
* version bump
* added domain tag
* Two tunings
* More tuning
* Additional tuning
* updated_date bump
* query optimization
* Tuning
* Readded the exclusions for this one
* Changed int comparison
* Some tunings
* Update persistence_systemd_scheduled_timer_created.toml
* Update rules/linux/privilege_escalation_ld_preload_shared_object_modif.toml
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com >
* [New Rule] Potential curl CVE-2023-38545 Exploitation
* Revert "[New Rule] Potential curl CVE-2023-38545 Exploitation"
This reverts commit 9c04d1b53d3d63678289f43ec0c7b617d26f1ce0.
* Update rules/cross-platform/command_and_control_non_standard_ssh_port.toml
* Update rules/linux/command_and_control_cat_network_activity.toml
* Update persistence_message_of_the_day_execution.toml
* Changed max_signals
* Revert "Merge branch 'main' into rule-tuning-ongoing-dr"
This reverts commit 1106b5d2eba1a3529eff325226d6baabfd4b0bf3, reversing
changes made to 5ff510757f25b0cb32e1ef18e9e2c34c8ec325a8.
* Revertable merge
* Update defense_evasion_ld_preload_env_variable_process_injection.toml
* File name change
---------
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
(cherry picked from commit 020fff3aea )
2023-10-23 14:34:55 +00:00
Jonhnathan
f82c0b6e0b
[New Rules] [BBR] Windows Deprecated ERs Conversion - 3 ( #3143 )
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* [New Rules] [BBR] Windows Deprecated ERs Conversion - 3
* Update defense_evasion_invalid_codesign_imageload.toml
* Update defense_evasion_invalid_codesign_imageload.toml
* Update rules_building_block/initial_access_execution_remote_via_msiexec.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Update rules_building_block/initial_access_xsl_script_execution_via_com.toml
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com >
* Update rules_building_block/initial_access_execution_remote_via_msiexec.toml
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com >
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com >
(cherry picked from commit 74222f86eb )
2023-10-17 17:22:19 +00:00
Jonhnathan
7921daeddd
[New Rules] [BBR] Windows Deprecated ERs Conversion - 2 ( #3138 )
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* [New Rules] [BBR] Windows Deprecated ERs Conversion - 2
* Update defense_evasion_unsigned_bits_client.toml
* Update rules_building_block/defense_evasion_suspicious_msiexec_execution.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* .
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit 3ea3e5a9fd )
2023-10-17 16:55:50 +00:00
Jonhnathan
d24492678e
[New Rules] [BBR] Windows Deprecated ERs Conversion - 1 ( #3131 )
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* [New Rules] [BBR] Windows Deprecated ERs Conversion - 1
* .
* .
* Update defense_evasion_dotnet_clickonce_dfsvc_netcon.toml
* .
(cherry picked from commit 32002fd89b )
2023-10-17 14:42:54 +00:00
Jonhnathan
18dc3b0f73
[New Rule] [BBR] Memory Dump File Rules ( #3122 )
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* [New Rule] Memory Dump File Rules
* .
* .
* .
(cherry picked from commit a33a124eab )
2023-10-17 12:41:28 +00:00
Jonhnathan
f7a2c9b0b4
[Rule Tuning] Potential Masquerading as Browser Process ( #3180 )
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* [Rule Tuning] Potential Masquerading as Browser Process
* Update defense_evasion_masquerading_browsers.toml
* Update defense_evasion_masquerading_browsers.toml
(cherry picked from commit 8035516e8e )
2023-10-17 11:59:16 +00:00
Jonhnathan
97ce9d7478
[Rule Tuning] Potential Masquerading as System32 DLL ( #3184 )
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Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit e4e68c2dd8 )
2023-10-17 11:35:05 +00:00
Jonhnathan
ef715864f4
[Security Content] Adjust Mitre Att&ck Mappings - Windows Rules ( #3165 )
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* [Security Content] Adjust Mitre Att&ck Mappings - Windows Rules
* Fix dates
* Fix unit test errors
* updated tags and fixed branch conflicts
updated tags and fixed branch conflicts
* description nit
* Reverting unintended changes
* Update initial_access_suspicious_ms_office_child_process.toml
---------
Co-authored-by: imays11 <59296946+imays11@users.noreply.github.com >
(cherry picked from commit f584fb6e31 )
2023-10-15 21:18:03 +00:00
Jonhnathan
788f2ce884
[Rule Tuning] PowerShell Rules Tuning ( #3169 )
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(cherry picked from commit 3f2a709370 )
2023-10-11 21:03:44 +00:00
Justin Ibarra
7c563fb834
[New Rule] File Compressed or Archived into Common Format ( #3173 )
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* [New Rule] File Compressed or Archived into Common Format
* new build-threat-map-entry-command
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Co-authored-by: brokensound77 <brokensound77@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
(cherry picked from commit 7f8a9849c4 )
2023-10-11 18:40:16 +00:00
Ruben Groenewoud
f66b82c0ec
[Tuning] Windows Execution Rule Tuning for UEBA ( #3107 )
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* Update defense_evasion_execution_msbuild_started_by_script.toml
* Mostly updated Execution tags, also new_terms conv
* removed index
* Removed index
* WMIPrvSE tuning
* Additional tuning
* Tuning & changes
* Additional tuning
* Applied unit test optimization
* Addressed feedback
* Update rules/windows/execution_command_shell_started_by_svchost.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* caseless unit testing fix
* fixed caseless executable unit test
* unit testing fix
* Update rules/windows/execution_suspicious_powershell_imgload.toml
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
* Update execution_ms_office_written_file.toml
* Update rules/windows/defense_evasion_execution_msbuild_started_by_script.toml
* Update rules/windows/defense_evasion_execution_msbuild_started_unusal_process.toml
* Added user ids to new terms
* Update rules/windows/execution_suspicious_powershell_imgload.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
* Update rules_building_block/execution_unsigned_service_executable.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
* Update execution_unsigned_service_executable.toml
---------
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
(cherry picked from commit c2822e175c )
2023-10-11 08:21:37 +00:00
Ruben Groenewoud
d4d794b586
[Tuning] Windows Discovery Rule Tuning for UEBA ( #3097 )
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* [Tuning] Win DR Tuning for UEBA
* Need to get used to Windows formatting
* Added additional content
* Updated min stack
* Added additional tuning
* Fixed unit testing for KQL optimization
* Update rules_building_block/discovery_internet_capabilities.toml
* Additional tuning
* Kuery optimization
* Additional tuning
* Additional tuning
* Additional tuning
* Additional tuning
* Unit testing optimization fix
* optimization
* tuning
* Optimization
* Update rules/windows/discovery_privileged_localgroup_membership.toml
* Added feedback
* Update rules/windows/discovery_privileged_localgroup_membership.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
* Update rules/windows/discovery_remote_system_discovery_commands_windows.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
* Update rules/windows/discovery_system_service_discovery.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
* added host.id as additional new_terms field
* Reworked a lot.
* kibana.alert.rule.rule_id to non-ecs-schema.json
* Fixed index by adding a dot
* fixed typo
* Added host.os.type:windows for signals
* Added additional tag
* Added Higher-Order Rule tag
* Stripped down signal rules down to two
* revert
* Update rules/windows/discovery_admin_recon.toml
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
* Update rules/windows/discovery_enumerating_domain_trusts_via_nltest.toml
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
* Update rules_building_block/discovery_generic_registry_query.toml
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
* Update rules_building_block/discovery_system_time_discovery.toml
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
* Update rules/windows/discovery_privileged_localgroup_membership.toml
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
* Update discovery_generic_registry_query.toml
* Readded exclusions
* Added trailing wildcards for KQL
* Update discovery_privileged_localgroup_membership.toml
* Update rules_building_block/discovery_signal_unusual_user_host.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules/windows/discovery_signal_unusual_discovery_signal_proc_cmdline.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
* Formatting fix
---------
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
(cherry picked from commit 4cdf52129a )
2023-10-11 07:49:08 +00:00
Ruben Groenewoud
dd080b7850
[New BBR] Sus. Process Started via tmux or screen ( #3071 )
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* [New BBR] Sus. Process Started via tmux or screen
* [New BBR] Unix Socket Connection
* Revert "[New BBR] Unix Socket Connection"
This reverts commit 92a0b09e8c505bceb1025124658bb4233d5d19d9.
* Update rules_building_block/defense_evasion_sus_utility_executed_via_tmux_or_screen.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
---------
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
(cherry picked from commit 8f122197bb )
2023-09-30 11:02:39 +00:00
Jonhnathan
7cb4c5216d
[New Rule] [BBR] File with Suspicious Extension Downloaded ( #3139 )
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* [New Rule] [BBR] File with Suspicious Extension Downloaded
* Update defense_evasion_download_susp_extension.toml
(cherry picked from commit f77bec8552 )
2023-09-27 15:43:02 +00:00
Jonhnathan
711e0f3ab7
[New Rule] New BBR Rules - Part 2 ( #3029 )
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* [New Rule] New BBR Rules - Part 2
* Update discovery_generic_account_groups.toml
* Update discovery_generic_account_groups.toml
* Update rules_building_block/defense_evasion_cmd_copy_binary_contents.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Update rules_building_block/execution_downloaded_shortcut_files.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Update rules_building_block/defense_evasion_cmd_copy_binary_contents.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
* Update rules_building_block/defense_evasion_unusual_process_extension.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
* Update defense_evasion_unusual_process_extension.toml
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
(cherry picked from commit ddb1f75352 )
2023-09-13 00:54:52 +00:00
Jonhnathan
4b2112f4a0
[New Rule] New BBR Rules - Part 3 ( #3034 )
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* [New Rule] New BBR Rules - Part 3
* Apply suggestions from code review
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit af99186992 )
2023-09-13 00:34:12 +00:00
Jonhnathan
e9b1ebae3f
[New Rule] New BBR Rules - Part 5 ( #3052 )
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* [New Rule] New BBR Rules - Part 5
* Apply suggestions from code review
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Tag work
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
(cherry picked from commit 3614f42b00 )
2023-09-05 21:42:38 +00:00
Jonhnathan
521ecdc6c4
[New Rule] New BBR Rules - Part 1 ( #3026 )
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* [New Rule] New BBR Rules - Part 1
* Apply suggestions from code review
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Update rules_building_block/lateral_movement_at.toml
* Update rules_building_block/collection_outlook_email_archive.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
(cherry picked from commit 8049c96281 )
2023-09-05 21:14:06 +00:00
Jonhnathan
56e54e714c
[New Rule] Potential Masquerading as Business App Installer ( #3068 )
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(cherry picked from commit 26c97dc241 )
2023-09-05 21:04:26 +00:00
Jonhnathan
063386829c
[Security Content] Include "Data Source: Elastic Defend" tag ( #3002 )
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* win folder
* Other folders
* Update test_all_rules.py
* .
* updated missing elastic defend tags
---------
Co-authored-by: terrancedejesus <terrance.dejesus@elastic.co >
(cherry picked from commit 4233fef238 )
2023-09-05 18:28:40 +00:00
Jonhnathan
6c074f21d8
[New Rule][BBR] WRITEDAC Access on Active Directory Object ( #3015 )
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* [New Rule] WRITEDAC Access on Active Directory Object
* Update defense_evasion_write_dac_access.toml
* Fix Setup Instructions
* Update defense_evasion_write_dac_access.toml
* Update rules_building_block/defense_evasion_write_dac_access.toml
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
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Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
(cherry picked from commit fdd45148b8 )
2023-08-31 16:04:58 +00:00
Ruben Groenewoud
3926384446
[New Rules] GDB Secret Dumping ( #3060 )
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* [New Rules] GDB Secret Dumping
* Added references to BBR
* Update rules/linux/credential_access_gdb_init_memory_dump.toml
* Update rules_building_block/credential_access_gdb_memory_dump.toml
* Update rules_building_block/credential_access_gdb_memory_dump.toml
* Update rules_building_block/credential_access_gdb_memory_dump.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
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Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
(cherry picked from commit f7d8d4752a )
2023-08-31 15:47:30 +00:00
Ruben Groenewoud
7b5897bad4
[New BBR] Suspicious which Enumeration ( #3059 )
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(cherry picked from commit 04d1c3cd5b )
2023-08-31 12:01:57 +00:00
Jonhnathan
dee3a5f61c
[New Rule] Suspicious Communication App Child Process ( #2998 )
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* [New Rule] Suspicious Communication App Child Process
* Update defense_evasion_communication_apps_suspicious_child_process.toml
* Update rules_building_block/defense_evasion_communication_apps_suspicious_child_process.toml
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Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit c89b722a34 )
2023-08-31 10:38:57 +00:00
Jonhnathan
ae1f704845
[New Rule] Potential Masquerading as VLC DLL ( #3006 )
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Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit a7a22a0917 )
2023-08-30 20:51:39 +00:00
Ruben Groenewoud
1da5bca492
[New Rules] Linux Tunneling and Port Forwarding ( #3028 )
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* Removed iodine rule due to new tunneling rule
* [New Rules] Linux Tunneling and Port Forwarding
* added ash
* Fixed description styling
* Changed rule name
* Update command_and_control_linux_suspicious_proxychains_activity.toml
* Added deprecation note & name change
* Changed deprecation status
* Removed deprecation date
* Fixed unit testing
* Update rules_building_block/command_and_control_linux_ssh_x11_forwarding.toml
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Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit 32abdb95f7 )
2023-08-30 20:17:43 +00:00
Jonhnathan
374ac8ad1c
[New Rule] Unusual Process For MSSQL Service Accounts ( #3040 )
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* [New Rule] Unusual Process For MSSQL Service Accounts
* Update initial_access_unusual_process_sql_accounts.toml
* Update initial_access_unusual_process_sql_accounts.toml
* Update collection_archive_data_zip_imageload.toml
* Update persistence_via_xp_cmdshell_mssql_stored_procedure.toml
* Update initial_access_unusual_process_sql_accounts.toml
* Update rules_building_block/initial_access_unusual_process_sql_accounts.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Update persistence_via_xp_cmdshell_mssql_stored_procedure.toml
added "vpnbridge.exe", "certutil.exe" and "bitsadmin.exe" to rule scope.
* Update persistence_via_xp_cmdshell_mssql_stored_procedure.toml
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Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
(cherry picked from commit 7004c99ef5 )
2023-08-29 12:16:12 +00:00
Jonhnathan
154ee50051
[New Rule] New BBR Rules - Part 4 ( #3035 )
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* [New Rule] New BBR Rules - Part 4
* Apply suggestions from code review
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
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Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit 0e337e2c36 )
2023-08-29 11:55:07 +00:00
Jonhnathan
520a670568
[New Rule] Potential Masquerading as Browser Process ( #2995 )
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* [New Rule] Potential Masquerading as Browser Process
* Update rules_building_block/defense_evasion_masquerading_browsers.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Update defense_evasion_masquerading_browsers.toml
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Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit 9f213cc9f7 )
2023-08-28 16:34:26 +00:00
Jonhnathan
112e2f2864
[New Rule] Potential Masquerading as Windows System32 DLL ( #3021 )
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* [New Rule] Potential Masquerading as Windows System32 DLL
* Update rules_building_block/defense_evasion_masquerading_windows_dll.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Update rules_building_block/defense_evasion_masquerading_windows_dll.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Restrict logic
* Update defense_evasion_masquerading_windows_dll.toml
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Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit 7496c5cb68 )
2023-08-28 11:37:53 +00:00
Jonhnathan
f00a14c3af
[New Rule] Network-Level Authentication (NLA) Disabled ( #3039 )
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* [New Rule] Network-Level Authentication (NLA) Disabled
* Apply suggestions from code review
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
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Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
(cherry picked from commit ffa60f2d03 )
2023-08-28 11:11:26 +00:00
shashank-elastic
8aad7d7d02
BBR Rules Addition ( #3027 )
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(cherry picked from commit d21ed24e4f )
2023-08-25 13:45:51 +00:00
Ruben Groenewoud
ed2daecb25
[Rule Tuning] Several rule tunings ( #3024 )
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* [Rule Tuning] Several rule tunings
* Added 1 more
* optimized ransomware encryption rules
* Update rules/linux/impact_potential_linux_ransomware_file_encryption.toml
* Update rules/linux/impact_potential_linux_ransomware_note_detected.toml
* Added 2 more tunings based on todays telemetry
* Some tunings
* Tuning
* Tuning
* fixed user.id comparison
* Something went wrong with deprecation
* Something went wrong with deprecation
* Update rules/linux/impact_potential_linux_ransomware_file_encryption.toml
* Update rules/linux/discovery_linux_nping_activity.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules/linux/discovery_linux_hping_activity.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Dedeprecated the rule to deprecate later
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Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
(cherry picked from commit a1716bd673 )
2023-08-25 12:09:16 +00:00