Commit Graph

15 Commits

Author SHA1 Message Date
Ruben Groenewoud c2747b0b29 [Rule Tuning] Linux DR Tuning - 4 (#5484)
* [Rule Tuning] Linux DR Tuning - 4

* Update defense_evasion_file_mod_writable_dir.toml

* Update command_and_control_frequent_egress_netcon_from_sus_executable.toml

* Remove duplicate host.name entry in TOML file

* Fix formatting in defense_evasion_file_mod_writable_dir.toml

* Update command_and_control_frequent_egress_netcon_from_sus_executable.toml

* Add additional fields to base64 decoding activity rule

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Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
2026-01-08 10:11:05 +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
Ruben Groenewoud fed7b216d5 [Rule Tuning] Linux DR Tuning - Part 1 (#4416) 2025-01-28 14:43:00 +01:00
Mika Ayenson fe8c81d762 [FR] Generate investigation guides (#4358) 2025-01-22 11:17:38 -06:00
Jonhnathan f4a022c5d2 [Rule Tuning] Linux 3rd Party EDR Support - Crowdstrike and S1 - 5 (#4346)
* [Rule Tuning] Linux 3rd Party EDR Support - Crowdstrike and S1 - X

* Update rules/linux/defense_evasion_directory_creation_in_bin.toml

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

* Update rules/linux/defense_evasion_mount_execution.toml

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>
2025-01-09 09:44:40 -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 83abf8d42c [Tuning] Auditbeat event.action Compatibility (#3471)
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
2024-03-06 15:28:28 +01:00
Ruben Groenewoud 0e48747aa6 [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
2024-02-20 14:17:17 +01:00
shashank-elastic d52546eee5 Enhance Setup Guide information (#3256) 2023-11-03 19:05:29 +05:30
Ruben Groenewoud 618a1dbe06 [New Rule] Attempt to Clear Kernel Ring Buffer (#3217)
* [New Rule] Attempt to Clear Kernel Ring Buffer

* Update defense_evasion_clear_kernel_ring_buffer.toml

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Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
2023-10-30 09:37:11 +01:00