 Mika Ayenson, PhD
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8993d1450b
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[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>
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2026-04-01 09:12:42 -05:00 |
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Ruben Groenewoud
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e1698890a4
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[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>
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2026-01-08 11:10:46 +01:00 |
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Mika Ayenson
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fe8c81d762
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[FR] Generate investigation guides (#4358)
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2025-01-22 11:17:38 -06:00 |
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Ruben Groenewoud
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39fc23cb3d
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[Rule Tuning] Q2 Linux DR Tuning - Part 3 (#4164)
* [Rule Tuning] Q2 Linux DR Tuning - Part 3
* Update execution_suspicious_executable_running_system_commands.toml
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2024-10-18 16:18:14 +02:00 |
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Ruben Groenewoud
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76fdd549a3
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[Rule Tuning] Misc. DR Rule Tuning (#3904)
* [Rule Tuning] Misc. DR Rule Tuning
* Update execution_unknown_rwx_mem_region_binary_executed.toml
* Update command_and_control_suspicious_network_activity_from_unknown_executable.toml
* I love KQL validation
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2024-07-19 15:13:42 +02:00 |
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shashank-elastic
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63e91c2f12
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Back-porting Version Trimming (#3704)
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2024-05-23 00:45:10 +05:30 |
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Mika Ayenson
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2c3dbfc039
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Revert "Back-porting Version Trimming (#3681)"
This reverts commit 71d2c59b5c.
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2024-05-22 13:51:46 -05:00 |
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shashank-elastic
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71d2c59b5c
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Back-porting Version Trimming (#3681)
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2024-05-23 00:11:50 +05:30 |
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Jonhnathan
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458e67918a
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[Security Content] Small tweaks on the setup guides (#3308)
* [Security Content] Small tweaks on the setup guides
* Additional Fixes
* Avoid touching deprecated rules
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2024-03-11 09:09:40 -03:00 |
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shashank-elastic
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d52546eee5
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Enhance Setup Guide information (#3256)
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2023-11-03 19:05:29 +05:30 |
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Ruben Groenewoud
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020fff3aea
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[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>
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2023-10-23 16:28:58 +02:00 |
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shashank-elastic
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7254c582c5
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Move Setup information into setup filed (#3206)
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2023-10-23 19:28:18 +05:30 |
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shashank-elastic
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2a48db0598
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Setup information for Linux Rules - Set5 (#3188)
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2023-10-17 19:11:20 +05:30 |
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Jonhnathan
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4233fef238
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[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>
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2023-09-05 14:22:01 -04:00 |
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Ruben Groenewoud
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a1716bd673
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[Rule Tuning] Several rule tunings (#3024)
* [Rule Tuning] Several rule tunings
* Added 1 more
* optimized ransomware encryption rules
* Update rules/linux/impact_potential_linux_ransomware_file_encryption.toml
* Update rules/linux/impact_potential_linux_ransomware_note_detected.toml
* Added 2 more tunings based on todays telemetry
* Some tunings
* Tuning
* Tuning
* fixed user.id comparison
* Something went wrong with deprecation
* Something went wrong with deprecation
* Update rules/linux/impact_potential_linux_ransomware_file_encryption.toml
* Update rules/linux/discovery_linux_nping_activity.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
* Update rules/linux/discovery_linux_hping_activity.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
* Dedeprecated the rule to deprecate later
---------
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
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2023-08-25 14:03:29 +02:00 |
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Ruben Groenewoud
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e5d6d6e4a7
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[New Rule] sus cmds executed by unknown executable (#2858)
* [New Rule] sus cmds executed by unknown executable
* added an event.action filter
* Added endgame support, fixed stack version comment
* Update execution_suspicious_executable_running_system_commands.toml
* Update rules/linux/execution_suspicious_executable_running_system_commands.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
* Update execution_suspicious_executable_running_system_commands.toml
---------
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
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2023-07-06 17:32:56 +02:00 |
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