security-tools/sigma-rules
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32 Commits

Author SHA1 Message Date
Jonhnathan 1dd1bb8f1e [Rule Tuning] Fixes FPs related to a process.args_count bug (#4971) 2025-08-13 08:46:46 -03:00
shashank-elastic e4856d3c2c Refresh ecs, beats, integration manifests & schemas (#4699) 2025-05-05 23:06:40 +05:30
shashank-elastic e8c54169a4 Prep main for 9.1 (#4555) 
* Prep for Release 9.1

* Update Patch Version

* Update Patch version

* Update Patch version
 2025-03-26 11:04:14 -04:00
shashank-elastic 818467f132 Replace master doc URLs with current (#4439) 2025-02-03 21:27:50 +05:30
Jonhnathan 2c07e88c07 [Rule Tuning] Fix double bumps caused by Windows Integration Update (#4156) 2024-10-15 23:57:44 +05:30
Mika Ayenson b80d8342d6 [Docs | Rule Tuning] Add blog references to rules (#4097) 
* [Docs | Rule Tuning] Add blog references to rules

* Apply suggestions from code review

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

* Apply suggestions from code review

* Update google_workspace blog references

* add okta blog references

* Update dates

---------

Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com>
 2024-09-25 15:19:20 -05:00
shashank-elastic 63e91c2f12 Back-porting Version Trimming (#3704) 2024-05-23 00:45:10 +05:30
Mika Ayenson 2c3dbfc039 Revert "Back-porting Version Trimming (#3681)" 
This reverts commit 71d2c59b5c.
 2024-05-22 13:51:46 -05:00
shashank-elastic 71d2c59b5c Back-porting Version Trimming (#3681) 2024-05-23 00:11:50 +05:30
Jonhnathan 5004ff115c [Rule Tuning] Further Tight up Elastic Defend Index Patterns (#3584) 
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>
 2024-04-16 13:26:42 -03:00
Jonhnathan f5254f3b5e [Rule Tuning] Improve Compatibility in WIndows Detection Rules - Part 1 (#3501) 
* Initial commit

* Date bump
 2024-03-13 10:27:44 -03:00
Jonhnathan f584fb6e31 [Security Content] Adjust Mitre Att&ck Mappings - Windows Rules (#3165) 
* [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>
 2023-10-15 18:12:20 -03:00
Jonhnathan 4233fef238 [Security Content] Include "Data Source: Elastic Defend" tag (#3002) 
* win folder

* Other folders

* Update test_all_rules.py

* .

* updated missing elastic defend tags

---------

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

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

* Update resource_development_ml_linux_anomalous_compiler_activity.toml

* Apply changes from the discussion

* Update persistence_init_d_file_creation.toml

* Update defense_evasion_timestomp_sysmon.toml

* Update defense_evasion_application_removed_from_blocklist_in_google_workspace.toml

* Update missing Tactic tags

* Update unit tests to match new tags

* Add missing IG tags

* Delete okta_threat_detected_by_okta_threatinsight.toml

* Update command_and_control_google_drive_malicious_file_download.toml

* Update persistence_rc_script_creation.toml

* Mass bump

* Update persistence_shell_activity_by_web_server.toml

* .

---------

Co-authored-by: Mika Ayenson <Mika.ayenson@elastic.co>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
 2023-06-22 18:38:56 -03:00
Justin Ibarra 411ec36ff0 Validate markdown plugin fields (#2602) 2023-03-28 09:17:50 -04:00
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 1a4510c9d4 [Security Content] Add Investigation Guides to Windows Rules - 2 (#2534) 
* [Security Content] Add Investigation Guides to Windows Rules - 2

* tags

* Adjust some phrasing based on the review

* Update credential_access_bruteforce_admin_account.toml

* Missing Osquery Note

* Missing note
 2023-03-01 21:23:09 -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
Jonhnathan cc241c0b5e [Rule Tuning] Update network.direction (#1547) 
* Update network.direction

* bump updated_date
 2021-10-13 21:46:36 -03:00
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
Justin Ibarra a0e86e20d6 [Rule Tuning] Add windows integration index to rules (#923) 2021-01-28 20:53:57 -09:00
Samirbous 54b926a7bf [Rule Tuning] Process Potentially Masquerading as WerFault (#653) 
* [Rule Tuning] Process Potentially Masquerading as WerFault

* Update defense_evasion_masquerading_werfault.toml

* converted from kql to eql sequence for more precision

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* relinted

* relinted

* eql syntax

* ecs_version

Co-authored-by: Andrew Pease <7442091+peasead@users.noreply.github.com>
Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
 2020-12-03 20:26:37 +01:00
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 2460333595 [Rule Tuning] Add extended lookback for all endpoint rules to account for ingest delays (#351) 2020-09-30 16:16:04 -08:00
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
Samirbous 96992b3ae6 [New Rule] Potential Process Masquerading as WerFault (#210) 
* [New Rule] Potential Process Masquerading as WerFault

* Update defense_evasion_masquerading_werfault.toml

* Update defense_evasion_masquerading_werfault.toml

* Update defense_evasion_masquerading_werfault.toml

* Update defense_evasion_masquerading_werfault.toml

* Update defense_evasion_masquerading_werfault.toml

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* Update rules/windows/defense_evasion_masquerading_werfault.toml

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

* Update rules/windows/defense_evasion_masquerading_werfault.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>
 2020-09-22 14:30:34 +02:00