b19541f0f8
[Rule Tuning] Tuning 'First Time Seen AWS Secret Value Accessed in Secrets Manager' ( #3494 )
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* tuning 'First Time Seen AWS Secret Value Accessed in Secrets Manager'
* reverting lookback window
* missing word in description
(cherry picked from commit f6e79944f2
2024-03-15 23:16:44 +00:00
18a34a15ff
[Rule Tuning] Guided Onboarding Rule ( #3502 )
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* [Rule Tuning] Guided Onboarding Rule
* Update guided_onboarding_sample_rule.toml
* Revert "Update guided_onboarding_sample_rule.toml"
This reverts commit 18721277df7416534440a4708fa3b060f2775a27.
* Update guided_onboarding_sample_rule.toml
* Update guided_onboarding_sample_rule.toml
---------
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com >
(cherry picked from commit c610e19114
2024-03-14 14:04:20 +00:00
9f234eecc7
[New Rules] mprotect() RWX Binary Execution ( #3507 )
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* [New Rules] mprotect() RWX Binary Execution
* Added rule names
* Update execution_netcon_from_rwx_mem_region_binary.toml
* Update execution_unknown_rwx_mem_region_binary_executed.toml
* Update execution_unknown_rwx_mem_region_binary_executed.toml
* Update execution_netcon_from_rwx_mem_region_binary.toml
* Update execution_netcon_from_rwx_mem_region_binary.toml
(cherry picked from commit 4179180fcb
2024-03-13 21:17:57 +00:00
b43003c3f1
[Rule Tuning] Improve Compatibility in WIndows Detection Rules - Part 1 ( #3501 )
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* Initial commit
* Date bump
(cherry picked from commit f5254f3b5e
2024-03-13 13:32:43 +00:00
578e86eeae
[Tuning] event.action and event.type change ( #3495 )
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Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com >
Removed changes from:
- rules/linux/discovery_process_capabilities.toml
- rules/linux/privilege_escalation_enlightenment_window_manager.toml
- rules/linux/privilege_escalation_gdb_sys_ptrace_elevation.toml
- rules/linux/privilege_escalation_gdb_sys_ptrace_netcon.toml
- rules/linux/privilege_escalation_suspicious_chown_fowner_elevation.toml
- rules/linux/privilege_escalation_suspicious_uid_guid_elevation.toml
- rules_building_block/discovery_capnetraw_capability.toml
- rules_building_block/persistence_cap_sys_admin_added_to_new_binary.toml
(selectively cherry picked from commit 9f8638a004
2024-03-13 09:16:15 +00:00
b1989a921b
[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
Removed changes from:
- rules/integrations/beaconing/command_and_control_beaconing.toml
- rules/integrations/beaconing/command_and_control_beaconing_high_confidence.toml
- rules/linux/discovery_process_capabilities.toml
- rules/linux/privilege_escalation_dac_permissions.toml
- rules/linux/privilege_escalation_enlightenment_window_manager.toml
- rules/linux/privilege_escalation_gdb_sys_ptrace_elevation.toml
- rules/linux/privilege_escalation_gdb_sys_ptrace_netcon.toml
- rules/linux/privilege_escalation_suspicious_chown_fowner_elevation.toml
- rules/linux/privilege_escalation_suspicious_uid_guid_elevation.toml
- rules_building_block/discovery_capnetraw_capability.toml
- rules_building_block/persistence_cap_sys_admin_added_to_new_binary.toml
(selectively cherry picked from commit 458e67918a
2024-03-11 12:14:53 +00:00
5cec5b7f31
[Rule Tuning] DR Performance-Poor Rules ( #3399 )
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* [Rule Tuning] DR Performance
* .
* Update rules/cross-platform/lateral_movement_remote_file_creation_in_sensitive_directory.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Update rules/windows/persistence_registry_uncommon.toml
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* Update lateral_movement_remote_file_creation_in_sensitive_directory.toml
* Update lateral_movement_remote_file_creation_in_sensitive_directory.toml
* Update persistence_startup_folder_scripts.toml
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit edf4da8526
2024-03-11 11:55:35 +00:00
4d071fe48d
fix: correct the provider for the create, delete and modify routes in EC2 VPCs ( #3500 )
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(cherry picked from commit 709cfddcbe
2024-03-08 19:07:01 +00:00
7c37deafc8
[Tuning] Linux Cross-Platform Tuning - Part 1 ( #3468 )
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* [Tuning] Linux Cross-Platform Tuning - Part 1
* Update defense_evasion_deletion_of_bash_command_line_history.toml
* Update defense_evasion_deletion_of_bash_command_line_history.toml
* Update defense_evasion_deletion_of_bash_command_line_history.toml
* Update defense_evasion_deletion_of_bash_command_line_history.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit a438052ff3
2024-03-07 17:25:49 +00:00
2faa844301
[Tuning] Linux DR Tuning - Part 12 ( #3464 )
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* [Tuning] Linux DR Tuning - Part 12
* Update persistence_shared_object_creation.toml
* Update privilege_escalation_dac_permissions.toml
* Update privilege_escalation_enlightenment_window_manager.toml
* Update privilege_escalation_enlightenment_window_manager.toml
* Min stack rule-bending test
* formatting fix
* Revert "Merge branch 'linux-dr-tuning-12' of https://github.com/elastic/detection-rules into linux-dr-tuning-12"
This reverts commit 0170cddd905b4b983f8413eebbc11c9c7b3719ce, reversing
changes made to 29d4a747603faf0ac7c2d502786533b0cd93a5d5.
* Revert "Min stack rule-bending test"
This reverts commit 29d4a747603faf0ac7c2d502786533b0cd93a5d5.
* Update privilege_escalation_enlightenment_window_manager.toml
* Update privilege_escalation_chown_chmod_unauthorized_file_read.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
Removed changes from:
- rules/linux/privilege_escalation_dac_permissions.toml
(selectively cherry picked from commit 9c4ba4559d
2024-03-07 17:14:43 +00:00
e18bf43532
[Tuning] Linux BBR Tuning - Part 1 ( #3469 )
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* [Tuning] Linux BBR Tuning - Part 1
* [Tuning] Linux BBR Tuning - Part 1
* Update defense_evasion_processes_with_trailing_spaces.toml
* Update defense_evasion_processes_with_trailing_spaces.toml
* One more tuning
* Update collection_linux_suspicious_clipboard_activity.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit 3fd0358b73
2024-03-07 16:24:05 +00:00
42dc87f2fb
[Tuning] Linux DR Tuning - Part 14 ( #3467 )
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* [Tuning] Linux DR Tuning - Part 14
* Update privilege_escalation_sudo_cve_2019_14287.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit ed4a7fc15b
2024-03-07 15:50:43 +00:00
a4af210ce5
[Tuning] Linux DR Tuning - Part 13 ( #3465 )
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* [Tuning] Linux DR Tuning - Part 13
* updated date bump
* Update privilege_escalation_load_and_unload_of_kernel_via_kexec.toml
* Update privilege_escalation_netcon_via_sudo_binary.toml
* Update privilege_escalation_load_and_unload_of_kernel_via_kexec.toml
* Update rules/linux/privilege_escalation_shadow_file_read.toml
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
(cherry picked from commit 60fda8d756
2024-03-07 15:33:19 +00:00
3c1ecce6dc
[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 >
(cherry picked from commit ef66c57030
2024-03-07 11:25:29 +00:00
5506f1bb26
[Tuning] Linux DR Tuning - Part 10 ( #3462 )
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* [Tuning] Linux DR Tuning - Part 10
* updated_date bump
* Update persistence_kworker_file_creation.toml
* Update persistence_linux_backdoor_user_creation.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit a76a3755d9
2024-03-07 10:49:53 +00:00
6d7c604257
[Tuning] Linux DR Tuning - Part 9 ( #3461 )
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* [Tuning] Linux DR Tuning - Part 9
* Update persistence_credential_access_modify_ssh_binaries.toml
* Update lateral_movement_ssh_it_worm_download.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit fd84573212
2024-03-07 10:38:57 +00:00
aed3f6a735
[Tuning] Linux DR Tuning - Part 8 ( #3460 )
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* [Tuning] Linux DR Tuning - Part 8
* Update impact_esxi_process_kill.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit 08f946b394
2024-03-07 10:05:56 +00:00
0950594b49
[Tuning] Linux DR Tuning - Part 7 ( #3458 )
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* [Tuning] Linux DR Tuning - Part 7
* Update execution_potential_hack_tool_executed.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit c537fb9c22
2024-03-07 09:51:37 +00:00
a0e8e5569d
[Tuning] Linux DR Tuning - Part 6 ( #3457 )
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* [Tuning] Linux DR Tuning - Part 6
* Update discovery_ping_sweep_detected.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
Removed changes from:
- rules/linux/discovery_process_capabilities.toml
(selectively cherry picked from commit f37a3bfd48
2024-03-07 09:13:51 +00:00
fa13b92aca
[Tuning] Linux DR Tuning - Part 5 ( #3456 )
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* [Tuning] Linux DR Tuning - Part 6
* Update discovery_dynamic_linker_via_od.toml
* Update discovery_esxi_software_via_find.toml
* Update discovery_esxi_software_via_grep.toml
* Update discovery_linux_hping_activity.toml
* Update discovery_linux_nping_activity.toml
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit ae3f4737ab
2024-03-07 08:59:03 +00:00
1136d2f3c7
[Tuning] Auditbeat event.action Compatibility ( #3471 )
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Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit 83abf8d42c
2024-03-06 14:33:41 +00:00
2bd89801ee
[BBR Promotion] Linux BBR --> DR Promotion ( #3472 )
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* [BBR Promotion] Linux BBR --> DR Promotion
* [BBR Promotion] Linux BBR --> DR Promotion
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit 5a80423003
2024-03-06 13:54:31 +00:00
fc6c50418b
[Tuning] Tuning Windows - 3 Rules ( #3388 )
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* Update privilege_escalation_newcreds_logon_rare_process.toml
* Update privilege_escalation_make_token_local.toml
* Update privilege_escalation_make_token_local.toml
* Update privilege_escalation_create_process_with_token_unpriv.toml
---------
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com >
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com >
(cherry picked from commit 853e18950f
2024-02-20 16:01:23 +00:00
a04dfbd1ef
[Tuning] Linux DR Tuning - Part 4 ( #3455 )
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* [Tuning] Linux DR Tuning - Part 4
* Update defense_evasion_file_mod_writable_dir.toml
* Update defense_evasion_hidden_file_dir_tmp.toml
(cherry picked from commit 089e6671aa
2024-02-20 14:43:36 +00:00
3183bfea23
[Tuning] Event.dataset removal & Tag Addition ( #3451 )
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* [Tuning] Removed event.dataset and added tag
* [Tuning] Removed event.dataset and added tag
* fixed typo
---------
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com >
Removed changes from:
- rules/linux/privilege_escalation_suspicious_chown_fowner_elevation.toml
(selectively cherry picked from commit 3484cac7eb
2024-02-20 14:23:14 +00:00
bfe1fd6b20
[Tuning] Linux DR Tuning - Part 3 ( #3454 )
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(cherry picked from commit 5e6e4a359b
2024-02-20 13:55:44 +00:00
aefebccc06
[Tuning] Linux DR Tuning - Part 1 ( #3452 )
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* [Tuning] Linux DR Tuning - Part 1
* Update command_and_control_linux_tunneling_and_port_forwarding.toml
* Update command_and_control_cat_network_activity.toml
(cherry picked from commit 1dc7fd6a42
2024-02-20 13:43:33 +00:00
24d4da7b5d
[Tuning] Linux DR Tuning - Part 2 ( #3453 )
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* [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
(cherry picked from commit 0e48747aa6
2024-02-20 13:22:16 +00:00
1192e62006
[New] Suspicious Execution from INET Cache ( #3445 )
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* Create initial_access_execution_from_inetcache.toml
* Update initial_access_execution_from_inetcache.toml
(cherry picked from commit 4809de6584
2024-02-15 19:19:02 +00:00
9577e2a4d8
[Rule Tuning] Windows BBR Tuning - 5 ( #3385 )
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Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
(cherry picked from commit 97e49795ab
2024-02-14 13:27:51 +00:00
adcf721ae3
[Rule Tuning] Windows BBR Tuning - 2 ( #3381 )
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* [Rule Tuning] Windows BBR Tuning - 2
* Update defense_evasion_masquerading_windows_system32_exe.toml
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit ae00f30574
2024-02-14 13:03:13 +00:00
d8dfbeade4
[Rule Tuning] Suspicious Antimalware Scan Interface DLL ( #3432 )
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Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit 21b559c97f
2024-02-08 09:31:50 +00:00
fa29e4b2b1
[New Rules] DDExec Analysis ( #3408 )
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* [New Rules] DDExec Analysis
* Increased rule scope
* [New Rule] Dynamic Linker Discovery via od
* Revert "[New Rule] Dynamic Linker Discovery via od"
This reverts commit c58595b77f517d3f236a64a52c38804253db64cc.
* [New Rule] Dynamic Linker Discovery via od
* [New Rule] Potential Memory Seeking Activity
* [New BBR] Suspicious Memory grep Activity
* Added endgame + auditd_manager support
* Removed auditd_manager support for now
* Removed auditd_manager support for now
* Update discovery_suspicious_memory_grep_activity.toml
---------
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
(cherry picked from commit d41855a2ac
2024-02-06 13:52:48 +00:00
1db9de76b0
[New Rule] Executable Masquerading as Kernel Process ( #3421 )
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* [New Rule] Executable Masquerading as Kernel Proc
* Bumped dates
* Added endgame support
* Added auditd_manager support
* Removed auditd_manager support for now
(cherry picked from commit 90d64f0714
2024-02-06 09:54:24 +00:00
103fa8d34a
[New Rules] APT Package Manager Persistence ( #3418 )
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* [New Rule] apt Package Manager Persistence
* [New Rules] APT Package Manager Persistence
* [New Rules] APT Package Manager Persistence
(cherry picked from commit 208b2e999c
2024-02-06 09:34:07 +00:00
6276d635b8
[New Rule] Suspicious Network Connection via systemd ( #3420 )
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* [New Rule] Network Connection via systemd
* Removed space from description
* Added updated query
(cherry picked from commit 4f303ab77e
2024-02-06 09:24:36 +00:00
3a3245f872
Update lateral_movement_remote_task_creation_winlog.toml ( #3419 )
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(cherry picked from commit 6906a27c3a
2024-02-05 18:41:20 +00:00
59bb8e5ce0
[Rule Tuning] Windows BBR Tuning - 1 ( #3380 )
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* [Rule Tuning] Windows BBR Tuning - 1
* .
---------
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com >
(cherry picked from commit 8274f9a816
2024-02-05 15:52:27 +00:00
f58d793dca
[Rule Tuning] Startup or Run Key Registry Modification ( #3367 )
...
(cherry picked from commit edd3556b63
2024-02-05 15:33:05 +00:00
509ba1bf06
[New] Potential Enumeration via Active Directory Web Service ( #3416 )
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* Create discovery_active_directory_webservice.toml
* Update discovery_active_directory_webservice.toml
* Update discovery_active_directory_webservice.toml
* Update discovery_active_directory_webservice.toml
* Update discovery_active_directory_webservice.toml
(cherry picked from commit 5a68ccfd0d
2024-02-02 14:24:18 +00:00
e626ee0a2b
[Rule Tuning] Potential Modification of Accessibility Binaries ( #3401 )
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Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
(cherry picked from commit 50df6f3e9b
2024-02-01 14:31:32 +00:00
5d3b231e14
[Tuning] Suspicious File Downloaded from Google Drive ( #3411 )
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* Update command_and_control_google_drive_malicious_file_download.toml
* Update command_and_control_google_drive_malicious_file_download.toml
* Update command_and_control_google_drive_malicious_file_download.toml
(cherry picked from commit 4c74588c00
2024-01-31 16:59:42 +00:00
74182d5dfa
[Tuning] DCSync Rules - 4662 event.action ( #3410 )
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* Update credential_access_dcsync_newterm_subjectuser.toml
* Update credential_access_dcsync_replication_rights.toml
(cherry picked from commit d7f4d7972e
2024-01-30 11:48:19 +00:00
ea7c83522b
[New Rule] Suspicious Passwd File Event Action ( #3396 )
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* [New Rule] Suspicious Passwd File Event Action
* Description fix
* Pot. UT fix
* Pot. UT fix.
---------
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
(cherry picked from commit 381ccf43ed
2024-01-26 08:41:41 +00:00
d121e74a3e
[Rule Tuning] Windows DR Tuning - 15 ( #3377 )
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* [Rule Tuning] Windows DR Tuning - 15
* Update privilege_escalation_windows_service_via_unusual_client.toml
* Update privilege_escalation_windows_service_via_unusual_client.toml
* Update defense_evasion_msbuild_making_network_connections.toml
(cherry picked from commit 92804343bc
2024-01-23 19:53:28 +00:00
9f18adfdb1
[Rule Tuning] Direct Outbound SMB Connection ( #3400 )
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* [Rule Tuning] Direct Outbound SMB Connection
* Update lateral_movement_direct_outbound_smb_connection.toml
(cherry picked from commit e33389b2ef
2024-01-23 18:38:50 +00:00
4c9a6b1dcc
[Rule Tuning] Host Files System Changes via Windows Subsystem for Linux ( #3398 )
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* [Rule Tuning] Host Files System Changes via Windows Subsystem for Linux
* Update defense_evasion_wsl_filesystem.toml
(cherry picked from commit e0bdb59deb
2024-01-22 21:52:44 +00:00
f0028e1457
[New Rules] UEBA GItHub BBRs and Rules ( #3174 )
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* [New Rules] UEBA GItHub BBRs and Rules
A new set of BBRs and rules that will be used to trigger new UEBA GitHub threshold Rules.
* Update rules/integrations/github/impact_github_member_removed_from_organization.toml
* Apply suggestions from code review
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* edited BBR rules
-removed newly added member rule
* updated integration manifests and schemas
* Updated min_stack for some rules based on newest GitHub integration schema manifest
* testing min_stack bump to 8.8 for new fields
* removing offending rule to troubleshoot seperately
* added UEBA tags and created UEBA threshold rule
* updated non-ecs-schema to add signal.rule.tags
* updated non-ecs-schema with kibana.alert.workflow_status
* updated rule.threat.tactic
* added user.name to non-ecs-schema
* added quotes to kibana.alert.workflow_status value
* removed trailing space from rule name
* update tags and optimize query for UEBA threshold rule
* removed integration field from Higher-Order rule
* Apply suggestions from code review
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com >
* adjusted new_terms order and rule types based on review feedback
* Apply suggestions from code review
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
* remove user.name from detection_rules/etc/non-ecs-schema.json
* fix json formatting
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com >
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com >
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com >
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com >
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com >
(cherry picked from commit 442435830f
2024-01-22 17:53:12 +00:00
1160a91bb9
[New Rule] Potential Buffer Overflow Attack Detected ( #3312 )
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* [New Rule] Potential Buffer Overflow Attack
* Added timestamp_override
* Update privilege_escalation_potential_bufferoverflow_attack.toml
* Update privilege_escalation_potential_bufferoverflow_attack.toml
* Update rules/linux/privilege_escalation_potential_bufferoverflow_attack.toml
* Update rules/linux/privilege_escalation_potential_bufferoverflow_attack.toml
---------
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com >
(cherry picked from commit 48d8b650e5
2024-01-22 15:33:29 +00:00
469ddddafd
[New Rule] Chroot Container Escape via Mount ( #3387 )
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* [New Rule] Chroot Container Escape via Mount
* description fix
(cherry picked from commit ec5f4d596c
2024-01-22 08:22:54 +00:00
Terrance DeJesus