security-tools/sigma-rules
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
2,648 Commits 1 Branch 0 Tags
8dfa5da3bf41eec3acec83beb6ee15498cd6fbb3
Commit Graph

34 Commits

Author SHA1 Message Date
shashank-elastic 818467f132 Replace master doc URLs with current (#4439) 2025-02-03 21:27:50 +05:30
shashank-elastic 92fe46b8ff Fix Minstack version for windows integration (#4214) 2024-10-28 19:28:10 +05:30
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
Jonhnathan f5254f3b5e [Rule Tuning] Improve Compatibility in WIndows Detection Rules - Part 1 (#3501) 
* Initial commit

* Date bump
 2024-03-13 10:27:44 -03:00
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
shashank-elastic a568c56bc1 Move Config Guides for Pre-Built Detection Rules to Setup Field - Windows, MacOS, BBR and Cross Platform (#3157) 2023-10-30 16:53:04 +05:30
Jonhnathan f584fb6e31 [Security Content] Adjust Mitre Att&ck Mappings - Windows Rules (#3165) 
* [Security Content] Adjust Mitre Att&ck Mappings - Windows Rules

* Fix dates

* Fix unit test errors

* updated tags and fixed branch conflicts

updated tags and fixed branch conflicts

* description nit

* Reverting unintended changes

* Update initial_access_suspicious_ms_office_child_process.toml

---------

Co-authored-by: imays11 <59296946+imays11@users.noreply.github.com>
 2023-10-15 18:12:20 -03:00
Jonhnathan b4c84e8a40 [Security Content] Tags Reform (#2725) 
* 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
Justin Ibarra 411ec36ff0 Validate markdown plugin fields (#2602) 2023-03-28 09:17:50 -04:00
Justin Ibarra 59da2da474 [Rule Tuning] Ensure host information is in endpoint rule queries (#2593) 
* add unit tests to ensure host type and platform are included
* add host.os.name 'linux' to all linux rules
* add host.os.name macos to mac rules
* add host.os.name to windows rules; fix linux dates
* update from host.os.name to host.os.type

Co-authored-by: brokensound77 <brokensound77@users.noreply.github.com>
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
 2023-03-05 11:41:19 -07:00
Jonhnathan 1a4510c9d4 [Security Content] Add Investigation Guides to Windows Rules - 2 (#2534) 
* [Security Content] Add Investigation Guides to Windows Rules - 2

* tags

* Adjust some phrasing based on the review

* Update credential_access_bruteforce_admin_account.toml

* Missing Osquery Note

* Missing note
 2023-03-01 21:23:09 -03:00
Jonhnathan f17b6f1702 [Security Content] Fix verbiage used on Osquery Note (#2513) 
* [Security Content] Fix verbiage used on Osquery Note

* Adjust verbiage

* date bump

---------

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
 2023-02-22 12:33:23 -03:00
Jonhnathan 4124a82496 [Rule Tuning] Exclude SYSTEM user.id from PowerShell Script Block rules (#2449) 
* [Rule Tuning] Exclude SYSTEM user.id from PowerShell Script Block rules

* Update privilege_escalation_posh_token_impersonation.toml

* Update privilege_escalation_posh_token_impersonation.toml

* Adjust severity
 2023-01-10 09:37:07 -03:00
Jonhnathan 7725e32126 [Security Content] Fix Osquery Markdown Plugin Escaped queries (#2447) 
* [Security Content] Fix Osquery Markdown Plugin Escaped queries

* Re-add line

* Update credential_access_credential_dumping_msbuild.toml

* Update command_and_control_common_webservices.toml
 2023-01-09 14:45:31 -03:00
Jonhnathan 9981cca275 [Security Content] Investigation Guides Line breaks refactor (#2454) 
* [Security Content] Investigation Guides Line breaks refactor (#2412)

* [Security Content] Investigation Guides Line break refactor

* undo updated_date bump on deprecated rules

* Remove duplicated key

* Remove changes to deprecated rules

* Update command_and_control_certutil_network_connection.toml
 2023-01-09 13:28:10 -03:00
Terrance DeJesus b1a689b6fd Revert "[Security Content] Investigation Guides Line breaks refactor (#2412)" (#2453) 
This reverts commit d1481e1a88.
 2023-01-09 10:44:54 -05:00
Jonhnathan d1481e1a88 [Security Content] Investigation Guides Line breaks refactor (#2412) 
* [Security Content] Investigation Guides Line break refactor

* undo updated_date bump on deprecated rules

* Remove duplicated key
 2023-01-09 11:56:39 -03:00
Terrance DeJesus 4312d8c958 [FR] Add Endpoint, APM and Windows Integration Tags to Rules and Supportability (#2429) 
* initial commit

* addressing flake errors

* added apm to _get_packagted_integrations logic

* addressed flake errors

* adjusted integration schema and updated rules to be a list

* updated several rules and removed a unit test

* updated rules with logs-* only index patterns

* Update tests/test_all_rules.py

Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>

* addressed flake errors

* integration is none is windows, endpoint or apm

* adding rules with accepted incoming changes from main

* fixed tag and tactic alignment errors from unit testing

* adjusted unit testing logic for integration tags; added more exclusion rules

* adjusted test_integration logic to be rule resistent and skip if -8.3

* adjusted comments for unit test skip

* fixed merge conflicts from main

* changing test_integration_tag to remove logic for rule version comparisons

* added integration tag to new rule

* adjusted rules updated_date value

* ignore guided onboarding rule in unit tests

* added integration tag to new rule

Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
 2023-01-04 09:30:07 -05:00
Jonhnathan ac01718bb6 [Rule Tuning] Add tags to flag Sysmon-only rules & Modify Investigation Guide-related tag (#2352) 
* [Rule Tuning] Add tags to flag Sysmon-only rules

* Modify tags

* Revert "Modify tags"

This reverts commit 3d9267d171a41f727bb499501d71d5c4db4f0434.

* Modify tags

* Update test_all_rules.py

* Update test_all_rules.py

* Update test_all_rules.py

* Update test_all_rules.py

* Update test_all_rules.py
 2022-11-18 12:32:27 -03:00
Jonhnathan 6055d0db60 [Security Content] Introduce Osquery Markdown Plugin Queries in Investigation Guides (#2387) 
* [Security Content] Introduce Osquery Markdown Plugin Queries in Investigation Guides

* Remove min_stack and add Note

* Fix Typo and preffix

* Update command_and_control_certutil_network_connection.toml

* Add unit test to check Note about Osquery Markdown plugin and Version limitations

* Update test_all_rules.py

* Update test_all_rules.py

* Change Note Verbiage
 2022-11-17 18:38:34 -03:00
Jonhnathan f02ffbbe13 [Security Content] Add Investigation Guides - 8.5 (#2305) 
* [Security Content] Add Investigation Guides - 8.5

* Update persistence_run_key_and_startup_broad.toml

* Apply suggestions from security-docs review review

* Update execution_suspicious_jar_child_process.toml

* Apply suggestions from review
 2022-09-23 18:44:24 -03:00
Jonhnathan ec04a39413 [Security Content] Tag rules with robust Investigation Guides (#2297) 2022-09-23 14:20:32 -03:00
Justin Ibarra 46d5e37b76 min_stack all rules to 8.3 (#2259) 
* min_stack all rules to 8.3

* bump date

Co-authored-by: Mika Ayenson <mika.ayenson@elastic.co>
 2022-08-24 10:38:49 -06:00
Mika Ayenson a52751494e 2058 add setup field to metadata (#2061) 
* Convert config header to setup in note field
* Parse note field into separate setup and note field with marko gfm
* only validate and parse note on elastic authored rules and add CLI description for new DR_BYPASS_NOTE_VALIDATION_AND_PARSE environment variable

Co-authored-by: brokensound77 <brokensound77@users.noreply.github.com>
 2022-07-18 15:41:32 -04:00
Jonhnathan 817b97f428 [Security Content] Refactor Existing Investigation Guides (#1959) 
* Initial commit

* Update Investigation guides - security-docs review

* Update command_and_control_dns_tunneling_nslookup.toml

* Update defense_evasion_amsienable_key_mod.toml

* Apply security-docs review

* Remove dot

* Update rules/windows/command_and_control_rdp_tunnel_plink.toml

Co-authored-by: nastasha-solomon <79124755+nastasha-solomon@users.noreply.github.com>

* Apply changes from review

* Apply the suggestion

Co-authored-by: nastasha-solomon <79124755+nastasha-solomon@users.noreply.github.com>
 2022-05-18 12:59:39 -03:00
Jonhnathan 8a59b49fea [Security Content] Adjust Investigation Guides to be less generic (#1805) 
* PowerShell Suspicious Script with Audio Capture Capabilities

* PowerShell Keylogging Script

* PowerShell MiniDump Script

* Potential Process Injection via PowerShell

* PowerShell Suspicious Discovery Related Windows API Functions

* Suspicious Portable Executable Encoded in Powershell Script

* PowerShell PSReflect Script

* Startup/Logon Script added to Group Policy Object

* Group Policy Abuse for Privilege Addition

* Scheduled Task Execution at Scale via GPO

* Apply suggestions from code review

Co-authored-by: benironside <91905639+benironside@users.noreply.github.com>
Co-authored-by: Joe Peeples <joe.peeples@elastic.co>
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>

* Apply suggestions from code review

Co-authored-by: nastasha-solomon <79124755+nastasha-solomon@users.noreply.github.com>
Co-authored-by: benironside <91905639+benironside@users.noreply.github.com>

* Adjust Posh desc

* .

* Apply suggestions from code review

Co-authored-by: nastasha-solomon <79124755+nastasha-solomon@users.noreply.github.com>

* .

* Apply suggestions from code review

Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>

* Update privilege_escalation_group_policy_scheduled_task.toml

* Update rules/windows/privilege_escalation_group_policy_iniscript.toml

Co-authored-by: Joe Peeples <joe.peeples@elastic.co>

Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
Co-authored-by: benironside <91905639+benironside@users.noreply.github.com>
Co-authored-by: Joe Peeples <joe.peeples@elastic.co>
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>
Co-authored-by: nastasha-solomon <79124755+nastasha-solomon@users.noreply.github.com>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
 2022-03-31 11:29:30 -03:00
Jonhnathan 1c50f35aed [Security Content] Update rules based on docs review (#1803) 
* Adds suggestions from security-docs

* Update rules/windows/lateral_movement_powershell_remoting_target.toml

Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>

Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>
 2022-03-01 21:39:30 -03:00
Jonhnathan dec4243db0 [Rule Tuning] Update rules based on docs review (#1778) 
* Update rules based on docs review

* trivial change to trigger CLA

* undo changes from triggering build

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
 2022-02-16 07:42:06 -09:00
Jonhnathan 49854aaae2 [Rule Tuning] Add Investigation Guides, Config/Logging Policy to PowerShell merged rules (#1610) 
* Add Investigation Guide and config to Suspicious Portable Executable Encoded in Powershell Script

* Add Investigation Guide and config to "PowerShell Suspicious Discovery Related Windows API Functions" rule

* Add Investigation Guide and Config to "PowerShell MiniDump Script" rule

* Add logging policy reference

* Add Investigation Guide/Config to "PowerShell Suspicious Script with Audio Capture Capabilities"

* Add Related Rules GUIDs

* Add Investigation Guide/config for "Potential Process Injection via PowerShell"

* Adjust Response and remediation

* Add Investigation Guide/config for "PowerShell Keylogging Script"

* bump updated_date

* Apply suggestions from Samir

Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com>

* Apply suggestions

* Revise line from investigation guides

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com>
 2022-01-20 08:56:53 -03:00
Jonhnathan 851c566730 [Rule Tuning] Replaces event.code with event.category on PowerShell ScriptBlock Rules (#1620) 
* Replaces event.code with event.category

* bump updated_date

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
 2021-12-07 21:32:39 -09:00
Justin Ibarra 14c46f50b9 [Rule Tuning] updates from documentation review for 7.16 (#1645) 2021-12-07 15:42:58 -09:00
Jonhnathan f50fb1d61b [New Rule] Suspicious Portable Executable Encoded in Powershell Script (#1562) 
* Create execution_posh_portable_executable.toml

* Add wildcard

* Remove the wildcard

* Update rules/windows/execution_posh_portable_executable.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
 2021-10-18 17:50:16 -03:00