059d7efa25
Prep for Release 9.0 ( #4550 )
2025-03-20 20:32:07 +05:30
0268daa17d
[Rule Tuning] Tighten Up Elastic Defend Indexes - Linux ( #4446 )
2025-02-05 15:25:45 -03:00
818467f132
Replace master doc URLs with current ( #4439 )
2025-02-03 21:27:50 +05:30
2af2e1f57b
[Rule Tuning] Linux 3rd Party EDR Support - Crowdstrike and S1 - 9 ( #4356 )
2025-01-09 08:29:51 -03:00
63e91c2f12
Back-porting Version Trimming ( #3704 )
2024-05-23 00:45:10 +05:30
2c3dbfc039
Revert "Back-porting Version Trimming ( #3681 )"
...
This reverts commit 71d2c59b5c
2024-05-22 13:51:46 -05:00
71d2c59b5c
Back-porting Version Trimming ( #3681 )
2024-05-23 00:11:50 +05:30
458e67918a
[Security Content] Small tweaks on the setup guides ( #3308 )
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* [Security Content] Small tweaks on the setup guides
* Additional Fixes
* Avoid touching deprecated rules
2024-03-11 09:09:40 -03:00
ef66c57030
[Tuning] Linux DR Tuning - Part 11 ( #3463 )
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* [Tuning] Linux DR Tuning - Part 11
* Update persistence_message_of_the_day_creation.toml
* Update persistence_message_of_the_day_execution.toml
* Update rules/linux/persistence_message_of_the_day_execution.toml
* Update persistence_linux_user_added_to_privileged_group.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
2024-03-07 12:20:31 +01:00
d52546eee5
Enhance Setup Guide information ( #3256 )
2023-11-03 19:05:29 +05:30
020fff3aea
[Rule Tuning] Linux Rules ( #3092 )
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* [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
7254c582c5
Move Setup information into setup filed ( #3206 )
2023-10-23 19:28:18 +05:30
5a98208b53
Setup information for Linux Rules - Set6 ( #3189 )
2023-10-17 19:33:07 +05:30
4233fef238
[Security Content] Include "Data Source: Elastic Defend" tag ( #3002 )
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* 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
a1716bd673
[Rule Tuning] Several rule tunings ( #3024 )
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* [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
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Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
2023-08-25 14:03:29 +02:00
056db6003e
[Security Content] Added Compatibility note to all IGs ( #2943 )
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* added investigation guide note
* added ig notes
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Nastasha Solomon <79124755+nastasha-solomon@users.noreply.github.com >
* implemented note feedback
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
---------
Co-authored-by: Nastasha Solomon <79124755+nastasha-solomon@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
2023-07-26 12:54:50 +02:00
8de2684498
[Security Content] Add Investigation Guides to Linux DRs 8.9 ( #2868 )
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* [Investigation Guide] 10 new Linux IG's 8.9
* Added 4 more IG tags
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_rc_script_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_rc_script_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_systemd_scheduled_timer_created.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_systemd_scheduled_timer_created.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_systemd_scheduled_timer_created.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_linux_backdoor_user_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_linux_backdoor_user_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_linux_backdoor_user_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_linux_shell_activity_via_web_server.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_linux_user_account_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_linux_user_added_to_privileged_group.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_message_of_the_day_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_message_of_the_day_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_message_of_the_day_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_message_of_the_day_execution.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_message_of_the_day_execution.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_rc_script_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_rc_script_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_rc_script_creation.toml
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
* Update rules/linux/persistence_message_of_the_day_execution.toml
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules/linux/persistence_init_d_file_creation.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules/linux/persistence_linux_shell_activity_via_web_server.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules/linux/persistence_rc_script_creation.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules/linux/persistence_systemd_scheduled_timer_created.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules/linux/persistence_systemd_scheduled_timer_created.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* implemented feedback
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
2023-07-19 17:13:24 +02:00
b4c84e8a40
[Security Content] Tags Reform ( #2725 )
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* 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
09719dd0c5
[Rule Tuning] Potential Shell via Web Server ( #2585 )
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* tuned web shell logic, and converted to EQL
* Removed old, created new rule to bypass "type" bug
* Revert "Removed old, created new rule to bypass "type" bug"
This reverts commit e994b62ecb838f73fa56d145e529169ebd2f5133.
* Revert "tuned web shell logic, and converted to EQL"
This reverts commit 28bda94b846cbb4ae1a084e707db2b6df458a7ca.
* Deprecated old rule, added new
* formatting fix
* removed endgame index
* Fixed changes captured as edited, not created
* Update rules/linux/persistence_shell_activity_through_web_server.toml
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com >
* fix conflict
* added host.os.type==linux for unit testing
* removed wildcards in process.args
* Update rules/linux/persistence_shell_activity_via_web_server.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* fixed conflict by changing file name and changes
* Trying to resolve the GH conflict
* attempt to fix GH conflict #2
* Update persistence_shell_activity_by_web_server.toml
* Added endgame support
* Added OSQuery to investigation guide
* Update rules/linux/persistence_linux_shell_activity_via_web_server.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* Update rules/linux/persistence_linux_shell_activity_via_web_server.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
* removed investigation guide to add in future PR
---------
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
2023-05-05 09:47:49 +02:00
shashank-elastic