Commit Graph

1925 Commits

Author SHA1 Message Date
Jonhnathan f217aed00d [New Rule] Creation of a DNS-Named Record (#3539)
* [New Rule] Creation of a DNS-Named Record

* Update credential_access_dnsnode_creation.toml

* Update rules/windows/credential_access_dnsnode_creation.toml

(cherry picked from commit 954a93c3b4)
2024-03-27 21:27:49 +00:00
Jonhnathan fff1170ffc [New Rule] Potential ADIDNS Poisoning via Wildcard Record Creation (#3535)
* [New Rule] Potential ADIDNS Poisoning via Wildcard Record Creation

* Update credential_access_adidns_wildcard.toml

---------

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>

(cherry picked from commit 67e9ebf8e1)
2024-03-27 13:14:33 +00:00
Samirbous 09b2ff76a9 [New] Suspicious Execution via ScreenConnect (#3541)
* [New] Suspicious Execution via ScreenConnect

- Suspicious ScreenConnect Client Child Process (limited to known suspicious patterns)
- ScreenConnect Server Spawning Suspicious Processes (webshell access via ScreenConnect server)

* Update command_and_control_screenconnect_childproc.toml

* Update rules/windows/initial_access_webshell_screenconnect_server.toml

* Update rules/windows/command_and_control_screenconnect_childproc.toml

* Update rules/windows/command_and_control_screenconnect_childproc.toml

Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>

* Update command_and_control_screenconnect_childproc.toml

* Update command_and_control_screenconnect_childproc.toml

---------

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>

(cherry picked from commit d7aff43621)
2024-03-27 12:01:14 +00:00
ALEXANDER MA COTE 28b6e2c042 fix typo in lateral_movement_remote_services.toml (#3538)
(cherry picked from commit 138447221f)
2024-03-27 10:45:46 +00:00
Ruben Groenewoud 155ac20303 [Rule Tuning] Scheduled Task Activity via pwsh (#3534)
(cherry picked from commit 760b99bcc1)
2024-03-26 13:52:17 +00:00
Samirbous 9fa3292200 [New] Suspicious JetBrains TeamCity Child Process (#3532)
* [New] Suspicious JetBrains TeamCity  Child Process

* Update initial_access_exploit_jetbrains_teamcity.toml

* Update initial_access_exploit_jetbrains_teamcity.toml

* Update initial_access_exploit_jetbrains_teamcity.toml

* Update initial_access_exploit_jetbrains_teamcity.toml

(cherry picked from commit fc76a8bcb5)
2024-03-25 16:39:58 +00:00
Eric Forte 149c78b390 Update sort parameter (#3531)
(cherry picked from commit 3503786154)
2024-03-25 15:53:27 +00:00
github-actions[bot] 981702698c Lock versions for releases: 8.3,8.4,8.5,8.6,8.7,8.8,8.9,8.10,8.11,8.12,8.13 (#3526)
* Locked versions for releases: 8.3,8.4,8.5,8.6,8.7,8.8,8.9,8.10,8.11,8.12,8.13

* Update detection_rules/etc/deprecated_rules.json

---------

Co-authored-by: shashank-elastic <shashank-elastic@users.noreply.github.com>
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>

(cherry picked from commit eaf4658620)
2024-03-21 15:08:44 +00:00
Mika Ayenson ba1158808f [Bug] Update lock versions dependencies (#3525)
(cherry picked from commit fc7cc2c06a)
2024-03-21 13:43:07 +00:00
Jonhnathan 7f3799319d [New Rules] Veeam Credential Access DRs (#3516)
* [New Rules] Veeam Credential Access DRs

* bump

* Update credential_access_veeam_commands.toml

* Update credential_access_veeam_backup_dll_imageload.toml

* Update rules/windows/credential_access_veeam_backup_dll_imageload.toml

Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com>

* Update credential_access_veeam_commands.toml

* Update rules/windows/credential_access_veeam_backup_dll_imageload.toml

Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>

---------

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com>
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>

(cherry picked from commit 779fa7710d)
2024-03-21 13:08:44 +00:00
Ruben Groenewoud ce984b8531 [Rule Tuning] Potential Reverse Shell via UDP (#3508)
(cherry picked from commit a6028b43b3)
2024-03-21 12:55:46 +00:00
Mika Ayenson b06b730213 Update README.md (#3524)
(cherry picked from commit e37bc6f781)
2024-03-20 18:39:33 +00:00
Mika Ayenson 32ed8f141d [Rule Tuning] SMTP on Port 26/TCP (#3521)
(cherry picked from commit 07abc19932)
2024-03-19 21:02:22 +00:00
Mika Ayenson f66da9d350 [FR] Update Python Dependency Versions (#3515)
(cherry picked from commit 5c3523954e)
2024-03-19 19:14:23 +00:00
Terrance DeJesus b19541f0f8 [Rule Tuning] Tuning 'First Time Seen AWS Secret Value Accessed in Secrets Manager' (#3494)
* tuning 'First Time Seen AWS Secret Value Accessed in Secrets Manager'

* reverting lookback window

* missing word in description

(cherry picked from commit f6e79944f2)
2024-03-15 23:16:44 +00:00
Mika Ayenson 3354460843 [FR] Independently package kql / kibana and bump to py3.12 (#3514)
(cherry picked from commit d26981f712)
2024-03-15 01:25:26 +00:00
Mika Ayenson f1542e6ef5 [FR] Add support for dataviews in the rule schema (#3510)
(cherry picked from commit 8724077a0e)
2024-03-14 22:48:17 +00:00
Jonhnathan 18a34a15ff [Rule Tuning] Guided Onboarding Rule (#3502)
* [Rule Tuning] Guided Onboarding Rule

* Update guided_onboarding_sample_rule.toml

* Revert "Update guided_onboarding_sample_rule.toml"

This reverts commit 18721277df7416534440a4708fa3b060f2775a27.

* Update guided_onboarding_sample_rule.toml

* Update guided_onboarding_sample_rule.toml

---------

Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>

(cherry picked from commit c610e19114)
2024-03-14 14:04:20 +00:00
Ruben Groenewoud 9f234eecc7 [New Rules] mprotect() RWX Binary Execution (#3507)
* [New Rules] mprotect() RWX Binary Execution

* Added rule names

* Update execution_netcon_from_rwx_mem_region_binary.toml

* Update execution_unknown_rwx_mem_region_binary_executed.toml

* Update execution_unknown_rwx_mem_region_binary_executed.toml

* Update execution_netcon_from_rwx_mem_region_binary.toml

* Update execution_netcon_from_rwx_mem_region_binary.toml

(cherry picked from commit 4179180fcb)
2024-03-13 21:17:57 +00:00
Jonhnathan b43003c3f1 [Rule Tuning] Improve Compatibility in WIndows Detection Rules - Part 1 (#3501)
* Initial commit

* Date bump

(cherry picked from commit f5254f3b5e)
2024-03-13 13:32:43 +00:00
Ruben Groenewoud 578e86eeae [Tuning] event.action and event.type change (#3495)
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>

Removed changes from:
- rules/linux/discovery_process_capabilities.toml
- rules/linux/privilege_escalation_enlightenment_window_manager.toml
- rules/linux/privilege_escalation_gdb_sys_ptrace_elevation.toml
- rules/linux/privilege_escalation_gdb_sys_ptrace_netcon.toml
- rules/linux/privilege_escalation_suspicious_chown_fowner_elevation.toml
- rules/linux/privilege_escalation_suspicious_uid_guid_elevation.toml
- rules_building_block/discovery_capnetraw_capability.toml
- rules_building_block/persistence_cap_sys_admin_added_to_new_binary.toml

(selectively cherry picked from commit 9f8638a004)
2024-03-13 09:16:15 +00:00
Jonhnathan b1989a921b [Security Content] Small tweaks on the setup guides (#3308)
* [Security Content] Small tweaks on the setup guides

* Additional Fixes

* Avoid touching deprecated rules

Removed changes from:
- rules/integrations/beaconing/command_and_control_beaconing.toml
- rules/integrations/beaconing/command_and_control_beaconing_high_confidence.toml
- rules/linux/discovery_process_capabilities.toml
- rules/linux/privilege_escalation_dac_permissions.toml
- rules/linux/privilege_escalation_enlightenment_window_manager.toml
- rules/linux/privilege_escalation_gdb_sys_ptrace_elevation.toml
- rules/linux/privilege_escalation_gdb_sys_ptrace_netcon.toml
- rules/linux/privilege_escalation_suspicious_chown_fowner_elevation.toml
- rules/linux/privilege_escalation_suspicious_uid_guid_elevation.toml
- rules_building_block/discovery_capnetraw_capability.toml
- rules_building_block/persistence_cap_sys_admin_added_to_new_binary.toml

(selectively cherry picked from commit 458e67918a)
2024-03-11 12:14:53 +00:00
Jonhnathan 5cec5b7f31 [Rule Tuning] DR Performance-Poor Rules (#3399)
* [Rule Tuning] DR Performance

* .

* Update rules/cross-platform/lateral_movement_remote_file_creation_in_sensitive_directory.toml

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>

* Update rules/windows/persistence_registry_uncommon.toml

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>

* Update lateral_movement_remote_file_creation_in_sensitive_directory.toml

* Update lateral_movement_remote_file_creation_in_sensitive_directory.toml

* Update persistence_startup_folder_scripts.toml

---------

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>

(cherry picked from commit edf4da8526)
2024-03-11 11:55:35 +00:00
Leandro Maciel 4d071fe48d fix: correct the provider for the create, delete and modify routes in EC2 VPCs (#3500)
(cherry picked from commit 709cfddcbe)
2024-03-08 19:07:01 +00:00
Ruben Groenewoud 7c37deafc8 [Tuning] Linux Cross-Platform Tuning - Part 1 (#3468)
* [Tuning] Linux Cross-Platform Tuning - Part 1

* Update defense_evasion_deletion_of_bash_command_line_history.toml

* Update defense_evasion_deletion_of_bash_command_line_history.toml

* Update defense_evasion_deletion_of_bash_command_line_history.toml

* Update defense_evasion_deletion_of_bash_command_line_history.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit a438052ff3)
2024-03-07 17:25:49 +00:00
Ruben Groenewoud 2faa844301 [Tuning] Linux DR Tuning - Part 12 (#3464)
* [Tuning] Linux DR Tuning - Part 12

* Update persistence_shared_object_creation.toml

* Update privilege_escalation_dac_permissions.toml

* Update privilege_escalation_enlightenment_window_manager.toml

* Update privilege_escalation_enlightenment_window_manager.toml

* Min stack rule-bending test

* formatting fix

* Revert "Merge branch 'linux-dr-tuning-12' of https://github.com/elastic/detection-rules into linux-dr-tuning-12"

This reverts commit 0170cddd905b4b983f8413eebbc11c9c7b3719ce, reversing
changes made to 29d4a747603faf0ac7c2d502786533b0cd93a5d5.

* Revert "Min stack rule-bending test"

This reverts commit 29d4a747603faf0ac7c2d502786533b0cd93a5d5.

* Update privilege_escalation_enlightenment_window_manager.toml

* Update privilege_escalation_chown_chmod_unauthorized_file_read.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

Removed changes from:
- rules/linux/privilege_escalation_dac_permissions.toml

(selectively cherry picked from commit 9c4ba4559d)
2024-03-07 17:14:43 +00:00
Ruben Groenewoud e18bf43532 [Tuning] Linux BBR Tuning - Part 1 (#3469)
* [Tuning] Linux BBR Tuning - Part 1

* [Tuning] Linux BBR Tuning - Part 1

* Update defense_evasion_processes_with_trailing_spaces.toml

* Update defense_evasion_processes_with_trailing_spaces.toml

* One more tuning

* Update collection_linux_suspicious_clipboard_activity.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit 3fd0358b73)
2024-03-07 16:24:05 +00:00
Ruben Groenewoud 42dc87f2fb [Tuning] Linux DR Tuning - Part 14 (#3467)
* [Tuning] Linux DR Tuning - Part 14

* Update privilege_escalation_sudo_cve_2019_14287.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit ed4a7fc15b)
2024-03-07 15:50:43 +00:00
Ruben Groenewoud a4af210ce5 [Tuning] Linux DR Tuning - Part 13 (#3465)
* [Tuning] Linux DR Tuning - Part 13

* updated date bump

* Update privilege_escalation_load_and_unload_of_kernel_via_kexec.toml

* Update privilege_escalation_netcon_via_sudo_binary.toml

* Update privilege_escalation_load_and_unload_of_kernel_via_kexec.toml

* Update rules/linux/privilege_escalation_shadow_file_read.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 60fda8d756)
2024-03-07 15:33:19 +00:00
Ruben Groenewoud c62e3fdc02 [Tuning] Linux BBR Tuning - Part 2 (#3470)
* [Tuning] Linux BBR Tuning - Part 2

* Update discovery_of_accounts_or_groups_via_builtin_tools.toml

* Update discovery_process_discovery_via_builtin_tools.toml

* Update discovery_hosts_file_access.toml

* Update discovery_system_network_connections.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit 7a0967924c)
2024-03-07 11:40:07 +00:00
Ruben Groenewoud 3c1ecce6dc [Tuning] Linux DR Tuning - Part 11 (#3463)
* [Tuning] Linux DR Tuning - Part 11

* Update persistence_message_of_the_day_creation.toml

* Update persistence_message_of_the_day_execution.toml

* Update rules/linux/persistence_message_of_the_day_execution.toml

* Update persistence_linux_user_added_to_privileged_group.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit ef66c57030)
2024-03-07 11:25:29 +00:00
Ruben Groenewoud 5506f1bb26 [Tuning] Linux DR Tuning - Part 10 (#3462)
* [Tuning] Linux DR Tuning - Part 10

* updated_date bump

* Update persistence_kworker_file_creation.toml

* Update persistence_linux_backdoor_user_creation.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit a76a3755d9)
2024-03-07 10:49:53 +00:00
Ruben Groenewoud 6d7c604257 [Tuning] Linux DR Tuning - Part 9 (#3461)
* [Tuning] Linux DR Tuning - Part 9

* Update persistence_credential_access_modify_ssh_binaries.toml

* Update lateral_movement_ssh_it_worm_download.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit fd84573212)
2024-03-07 10:38:57 +00:00
Ruben Groenewoud aed3f6a735 [Tuning] Linux DR Tuning - Part 8 (#3460)
* [Tuning] Linux DR Tuning - Part 8

* Update impact_esxi_process_kill.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit 08f946b394)
2024-03-07 10:05:56 +00:00
Ruben Groenewoud 0950594b49 [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>

(cherry picked from commit c537fb9c22)
2024-03-07 09:51:37 +00:00
Ruben Groenewoud a0e8e5569d [Tuning] Linux DR Tuning - Part 6 (#3457)
* [Tuning] Linux DR Tuning - Part 6

* Update discovery_ping_sweep_detected.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

Removed changes from:
- rules/linux/discovery_process_capabilities.toml

(selectively cherry picked from commit f37a3bfd48)
2024-03-07 09:13:51 +00:00
Ruben Groenewoud fa13b92aca [Tuning] Linux DR Tuning - Part 5 (#3456)
* [Tuning] Linux DR Tuning - Part 6

* Update discovery_dynamic_linker_via_od.toml

* Update discovery_esxi_software_via_find.toml

* Update discovery_esxi_software_via_grep.toml

* Update discovery_linux_hping_activity.toml

* Update discovery_linux_nping_activity.toml

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit ae3f4737ab)
2024-03-07 08:59:03 +00:00
github-actions[bot] 98cfc81c4a Lock versions for releases: 8.3,8.4,8.5,8.6,8.7,8.8,8.9,8.10,8.11,8.12,8.13 (#3491)
(cherry picked from commit bf3932f384)
2024-03-06 17:45:13 +00:00
shashank-elastic 8cd057dc58 Prepare For Next Elastic Stack Minor Release (#3490)
Removed changes from:
- detection_rules/etc/packages.yml

(selectively cherry picked from commit a4094df732)
2024-03-06 16:02:44 +00:00
Ruben Groenewoud 1136d2f3c7 [Tuning] Auditbeat event.action Compatibility (#3471)
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit 83abf8d42c)
2024-03-06 14:33:41 +00:00
Ruben Groenewoud 2bd89801ee [BBR Promotion] Linux BBR --> DR Promotion (#3472)
* [BBR Promotion] Linux BBR --> DR Promotion

* [BBR Promotion] Linux BBR --> DR Promotion

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>

(cherry picked from commit 5a80423003)
2024-03-06 13:54:31 +00:00
Terrance DeJesus 111b881503 [Bug] Fix URL links in autogenerated security docs (#3474)
* added content() class method for guide and setup

* removed non-existent variable

* removed unnecessary newlines

* adjusted levels for titles

* reverting changes

* added method to convert markdown links to asciidoc

* adjusted regex to include trailing periods

* fixing linting errors

* adjusted regex pattern

* added content() class method for guide and setup

* stripped # out of investigation guide, setup or note

* adjusted formatting outcome

* changed function call

* fixed linting errors

* fixing auto-formatting for rule asciidoc

* fixing URL link removal

* fixing URL link removal

* removed strip() from string for setup

* fixed linting errors

* fixed linting errors

* adjusting code formatting for convert_markdown_to_asciidoc

(cherry picked from commit 8e0ca421ca)
2024-02-23 21:54:58 +00:00
Mika Ayenson 8f31731cc3 [FR] Skip eql optimizations on parsing query for unique fields (#3443)
(cherry picked from commit 542053719b)
2024-02-21 02:30:32 +00:00
github-actions[bot] d6c57956c0 Lock versions for releases: 8.3,8.4,8.5,8.6,8.7,8.8,8.9,8.10,8.11,8.12 (#3459)
(cherry picked from commit 7815d23110)
2024-02-20 17:31:57 +00:00
sbousseaden fc6c50418b [Tuning] Tuning Windows - 3 Rules (#3388)
* Update privilege_escalation_newcreds_logon_rare_process.toml

* Update privilege_escalation_make_token_local.toml

* Update privilege_escalation_make_token_local.toml

* Update privilege_escalation_create_process_with_token_unpriv.toml

---------

Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com>
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>

(cherry picked from commit 853e18950f)
2024-02-20 16:01:23 +00:00
Ruben Groenewoud a04dfbd1ef [Tuning] Linux DR Tuning - Part 4 (#3455)
* [Tuning] Linux DR Tuning - Part 4

* Update defense_evasion_file_mod_writable_dir.toml

* Update defense_evasion_hidden_file_dir_tmp.toml

(cherry picked from commit 089e6671aa)
2024-02-20 14:43:36 +00:00
Ruben Groenewoud 3183bfea23 [Tuning] Event.dataset removal & Tag Addition (#3451)
* [Tuning] Removed event.dataset and added tag

* [Tuning] Removed event.dataset and added tag

* fixed typo

---------

Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>

Removed changes from:
- rules/linux/privilege_escalation_suspicious_chown_fowner_elevation.toml

(selectively cherry picked from commit 3484cac7eb)
2024-02-20 14:23:14 +00:00
Ruben Groenewoud bfe1fd6b20 [Tuning] Linux DR Tuning - Part 3 (#3454)
(cherry picked from commit 5e6e4a359b)
2024-02-20 13:55:44 +00:00
Ruben Groenewoud aefebccc06 [Tuning] Linux DR Tuning - Part 1 (#3452)
* [Tuning] Linux DR Tuning - Part 1

* Update command_and_control_linux_tunneling_and_port_forwarding.toml

* Update command_and_control_cat_network_activity.toml

(cherry picked from commit 1dc7fd6a42)
2024-02-20 13:43:33 +00:00
Ruben Groenewoud 24d4da7b5d [Tuning] Linux DR Tuning - Part 2 (#3453)
* [Tuning] Linux DR Tuning - Part 2

* Update defense_evasion_binary_copied_to_suspicious_directory.toml

* Update defense_evasion_base16_or_base32_encoding_or_decoding_activity.toml

(cherry picked from commit 0e48747aa6)
2024-02-20 13:22:16 +00:00