security-tools/sigma-rules
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3 Commits

Author SHA1 Message Date
Ruben Groenewoud c2822e175c [Tuning] Windows Execution Rule Tuning for UEBA (#3107) 
* 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

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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>
 2023-10-11 10:15:29 +02:00
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

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Co-authored-by: terrancedejesus <terrance.dejesus@elastic.co>
 2023-09-05 14:22:01 -04:00
Jonhnathan 6966a6df09 [New Rule] Building Block Rules - Part 3 (#2924) 
* [New Rule] Building Block Rules - Part 3

* Update defense_evasion_generic_deletion.toml

* Update defense_evasion_generic_deletion.toml

* Update defense_evasion_generic_deletion.toml

* Apply suggestions from code review

* Update rules_building_block/discovery_generic_account_groups.toml

* Apply suggestions from code review

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Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
 2023-07-31 10:28:25 -03:00