security-tools/sigma-rules
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity
3,620 Commits 1 Branch 0 Tags
2e223459c421b1b245f24845ce4fe03ea802d46b
Commit Graph

43 Commits

Author SHA1 Message Date
Mika Ayenson, PhD 8993d1450b [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>
 2026-04-01 09:12:42 -05:00
Ruben Groenewoud e1698890a4 [Rule Tuning] Linux DR Tuning - 7 (#5504) 
* [Rule Tuning] Linux DR Tuning - 7

* Update execution_egress_connection_from_entrypoint_in_container.toml

* Update execution_kubernetes_direct_api_request_via_curl_or_wget.toml

* Update rules/linux/execution_perl_tty_shell.toml

* Update execution_perl_tty_shell.toml

* Update rules/linux/execution_unix_socket_communication.toml

* Update execution_file_made_executable_via_chmod_inside_container.toml

* Remove duplicate Crowdstrike data source entry

---------

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
 2026-01-08 11:10:46 +01:00
shashank-elastic 059d7efa25 Prep for Release 9.0 (#4550) 2025-03-20 20:32:07 +05:30
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 7eeca006bc [Rule Tuning] Linux 3rd Party EDR Support - Crowdstrike and S1 - 8 (#4355) 2025-01-09 11:38:26 -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
Ruben Groenewoud 9f8638a004 [Tuning] event.action and event.type change (#3495) 
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>
 2024-03-13 10:11:21 +01:00
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
Ruben Groenewoud 020fff3aea [Rule Tuning] Linux Rules (#3092) 
* [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>
 2023-10-23 16:28:58 +02:00
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
shashank-elastic 3ed8c56942 DR Linux Rule Tuning 8.9 (#2859) 
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
 2023-07-10 20:02:42 +05:30
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
Jonhnathan 0d5e25e896 [Rule Tuning] Interactive Terminal Spawned via Python (#2781) 
* [Rule Tuning] Interactive Terminal Spawned via Python

* Update execution_python_tty_shell.toml

* Update execution_python_tty_shell.toml

* 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>
 2023-05-26 10:19:35 -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
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 93edc44284 [Rule Tuning] Timeline Templates For Windows and Linux (#1892) 
* added comprehensive file timeline to Hosts File Modified rule

* added Comprehensive Process Timeline to Interactive Terminal Spawned via Python rule

* updated rules to have generic instead of comprehensive

* updated several rules with timeline ID and timeline title values

* changed updated_date for threat intel fleet integrations

* added missing templates to timeline_templates dict in definitions.py

* added comprehensive timeline templates to alerts after definitions.py was updated

* updated rules with comprehensive timeline templates and added min stack comments and versions

* removing timeline template changes which is tracked in #1904

* Update rules/linux/execution_python_tty_shell.toml

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

* Delete Pipfile

Removing pipfile

* Delete Pipfile.lock

deleting pipfile.lock

* Update rules/windows/execution_command_shell_started_by_svchost.toml

updating title

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
 2022-04-01 13:44:35 -04:00
Colson Wilhoit bcec8a4479 Linux Shell Evasion Rule Tuning (#1878) 
* Linux Shell Evasion Rule Tuning

* Update execution_python_tty_shell.toml

* Update rules/linux/execution_apt_binary.toml

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

* Update rules/linux/execution_apt_binary.toml

* Update rules/linux/execution_awk_binary_shell.toml

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

* Update rules/linux/execution_awk_binary_shell.toml

* Update rules/linux/execution_c89_c99_binary.toml

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

* Update rules/linux/execution_c89_c99_binary.toml

* Update rules/linux/execution_cpulimit_binary.toml

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

* Update rules/linux/execution_cpulimit_binary.toml

* Update rules/linux/execution_expect_binary.toml

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

* Update rules/linux/execution_expect_binary.toml

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

* Update rules/linux/execution_expect_binary.toml

* Update rules/linux/execution_find_binary.toml

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

* Update rules/linux/execution_find_binary.toml

* Update rules/linux/execution_gcc_binary.toml

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

* Update rules/linux/execution_gcc_binary.toml

* Update rules/linux/execution_mysql_binary.toml

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

* Update rules/linux/execution_mysql_binary.toml

* Update rules/linux/execution_nice_binary.toml

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

* Update rules/linux/execution_nice_binary.toml

* Update rules/linux/execution_ssh_binary.toml

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

* Update rules/linux/execution_ssh_binary.toml

* Update execution_perl_tty_shell.toml

* Update execution_python_tty_shell.toml

* Update rules/linux/execution_apt_binary.toml

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

* Update rules/linux/execution_awk_binary_shell.toml

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

* Update rules/linux/execution_c89_c99_binary.toml

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

* Update rules/linux/execution_cpulimit_binary.toml

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

* Update rules/linux/execution_expect_binary.toml

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

* Update rules/linux/execution_find_binary.toml

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

* Update rules/linux/execution_gcc_binary.toml

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

* Update rules/linux/execution_mysql_binary.toml

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

* Update rules/linux/execution_nice_binary.toml

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

* Update rules/linux/execution_ssh_binary.toml

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

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
 2022-03-29 09:16:21 -05:00
Justin Ibarra 84d55c829d Revert "[Rule Tuning] Interactive Terminal Spawned via Python - Python3 and bypasses fix (#1649)" (#1731) 
This reverts commit 625d1df2bf.
 2022-01-26 11:41:12 -09:00
Jonhnathan 625d1df2bf [Rule Tuning] Interactive Terminal Spawned via Python - Python3 and bypasses fix (#1649) 
* Update execution_python_tty_shell.toml

* Update EQL query to sequence

* Remove auditbeat index

* Update rules/linux/execution_python_tty_shell.toml

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

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
 2022-01-20 08:50:30 -03:00
Justin Ibarra 3fc34b86f2 Update License to Elastic v2 (#944) 2021-03-03 22:12:11 -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
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 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
Justin Ibarra f87f2a46f4 [Rule Tuning] Remove all rule timelines (#466) 2020-11-03 09:51:53 -09:00
Justin Ibarra da64bacac1 [Rule Tuning] Add timeline_title to rules with timeline IDs defined (#452) 2020-11-02 14:12:20 -09:00
Derek Ditch 580db2c13e Add timeline_id to detection rules (#95) 
* Adds timeline_id to all network rules
- Uses the ID for the 'Generic Network Timeline' from Elastic
* Adds timeline_id to all endpoint rules
- Uses the ID for the 'Generic Endpoint Timeline' from Elastic
* Adds timeline_id to all process-oriented rules
    - Uses the ID for the 'Generic Process Timeline' from Elastic
* Ran tests and toml-lint
* Bumped 'updated_date'
 2020-10-27 13:34:16 -05:00
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
Justin Ibarra 065bcd8018 Refresh ATT&CK data to v7.2 and expand threat validation (#330) 
* refresh to latest ATT&CK 7.2
* add new unit test to further validate threat mappings
* updated threat mappings in rules to reflect changes
* new func to download and refresh mitre data based on version
 2020-09-23 22:03:29 -08:00
brokensound77 aec3ec31b9 Merge branch '7.9' into main 2020-08-27 15:54:44 -08:00
Justin Ibarra 79a0dfefbe Add ECS 1.6.0 schema for validation testing (#220) 
* Add ecs 1.6.0 and refresh master ecs (2.0.0)
* update rule metadata to use ecs_version 1.6.0
 2020-08-27 11:54:49 -05:00
Justin Ibarra be08536880 Increase lookback for endpoint rules (#200) 2020-08-21 12:23:43 -05:00
Brent Murphy 7efe33e01d [Rule Tuning] Update Index Pattern for Detection Engine Rules (#101) 
* [Rule Tuning] Update Index Pattern for Detection Engine Rules

* update indices
 2020-08-03 15:46:57 -04:00
Justin Ibarra 95908c22a4 Improve ECS compatibility for endpoint rules 2020-07-07 15:41:23 -06:00
Ross Wolf 5fcece8416 Populate rules/ directory. 
Co-Authored-By: Brent Murphy <56412096+bm11100@users.noreply.github.com>
Co-Authored-By: Craig Chamberlain <randomuserid@users.noreply.github.com>
Co-Authored-By: David French <56409778+threat-punter@users.noreply.github.com>
Co-Authored-By: Derek Ditch <dcode@users.noreply.github.com>
Co-Authored-By: Justin Ibarra <brokensound77@users.noreply.github.com>
 2020-06-29 22:57:03 -06:00