Commit Graph

26 Commits

Author SHA1 Message Date
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 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 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 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 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
Terrance DeJesus 4997f95300 [Rule Tuning] Link Elastic Security Labs content to compatible rules (#2388)
* added elastic security labs URL references

* Update rules/macos/credential_access_keychain_pwd_retrieval_security_cmd.toml

Is not compatible with Windows blog.

* Update rules/macos/credential_access_keychain_pwd_retrieval_security_cmd.toml

Is not compatible with Windows blog. Reverting updated date.

* Update rules/macos/credential_access_access_to_browser_credentials_procargs.toml

Is not compatible with Windows blog. Reverting updated date.

* Update rules/macos/credential_access_access_to_browser_credentials_procargs.toml

Is not compatible with Windows blog.

* Update rules/ml/execution_ml_windows_anomalous_script.toml

Is not compatible with Windows blog. Reverting updated date.

* Update rules/linux/credential_access_collection_sensitive_files.toml

Not compatible with Windows blog. Reverting updated date.

* Update rules/linux/credential_access_collection_sensitive_files.toml

Not compatible with Windows blog.

* added credential access URL for mimikatz rules

* updated version ml windows anomalous script rule

* removed change to macOS rule since no blog correlation
2022-11-07 15:17:49 -05:00
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 1f8813d02f [Promote Rule] Potential Invoke-Mimikatz PowerShell Script (#1993)
* Update credential_access_mimikatz_powershell_module.toml

* Update credential_access_mimikatz_powershell_module.toml

* Update credential_access_mimikatz_powershell_module.toml

* Update credential_access_mimikatz_powershell_module.toml

Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>
2022-05-25 17:02:21 -03:00
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 ebeb270075 [Security Content] Current Investigation Guides Review (#1896)
* Modify investigation guides

* Apply suggestions from code review

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

* Update rules/windows/credential_access_symbolic_link_to_shadow_copy_created.toml

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

* Rewrite and apply previous reviews

* Apply suggestions from code review

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

* Update rules/windows/credential_access_spn_attribute_modified.toml

Co-authored-by: Mika Ayenson <Mikaayenson@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: Mika Ayenson <Mikaayenson@users.noreply.github.com>
2022-04-12 22:05:13 -03:00
Justin Ibarra 6bdfddac8e Expand timestamp override tests (#1907)
* Expand timestamp_override tests
* removed timestamp_override from eql sequence rules
* add config entry for eql rules with beats index and t_o
* add timestamp_override to missing fields
2022-04-01 15:27:08 -08:00
Justin Ibarra 72c64de3f5 [Rule tuning] Update rules based on docs review (#1663)
* [Rule tuning] Update rule verbiage based on docs review

* fix typos

Co-authored-by: Jonhnathan <jonhnathancesar@gmail.com>

* revert TI rule changes since it was deprecated

Co-authored-by: Jonhnathan <jonhnathancesar@gmail.com>
2022-01-28 10:41:22 -09:00
Jonhnathan f6421d8c53 Additional Att&ck Mappings for credential access Rules (#1495)
Updates MITRE Technique IDs for Credential Access DRs
2021-09-21 11:04:16 -05:00
dstepanic17 9ff3873ee7 [rule-tuning] Adding more context with triage/investigation (#1481)
* [rule-tuning] Adding more context with triage/investigation

* Adding mimikatz rule

* Fixed updated date on mimikatz rule

* Adding Defender update

* Adding scheduled task

* Adding AdFind

* Adding rare process

* Adding cloudtrail country

* Adding cloudtrail spike

* Adding threat intel

* Fixed minor spelling/syntax

* Fixed minor spelling/syntax p2

* Update rules/cross-platform/threat_intel_module_match.toml

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

* Update rules/integrations/aws/ml_cloudtrail_error_message_spike.toml

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

* Update rules/ml/ml_rare_process_by_host_windows.toml

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

* Update rules/windows/credential_access_mimikatz_powershell_module.toml

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

* Update rules/windows/credential_access_mimikatz_powershell_module.toml

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

* Update rules/windows/defense_evasion_defender_exclusion_via_powershell.toml

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

* Update rules/windows/discovery_adfind_command_activity.toml

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

* Update rules/windows/discovery_adfind_command_activity.toml

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

* Update rules/windows/discovery_adfind_command_activity.toml

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

* Update rules/windows/discovery_adfind_command_activity.toml

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

* Update rules/windows/discovery_adfind_command_activity.toml

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

* Update rules/windows/discovery_adfind_command_activity.toml

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

* Removed MITRE link, added Microsoft

* Update ml_cloudtrail_error_message_spike.toml

* Update ml_cloudtrail_rare_method_by_country.toml

* Update ml_rare_process_by_host_windows.toml

* Update credential_access_mimikatz_powershell_module.toml

* Update defense_evasion_defender_exclusion_via_powershell.toml

* Update discovery_adfind_command_activity.toml

* Update lateral_movement_dns_server_overflow.toml

* Update lateral_movement_scheduled_task_target.toml

* Update persistence_evasion_registry_startup_shell_folder_modified.toml

* Update defense_evasion_defender_exclusion_via_powershell.toml

* Update lateral_movement_scheduled_task_target.toml

* Update persistence_evasion_registry_startup_shell_folder_modified.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2021-09-15 20:07:21 -05:00
Austin Songer 95e6458c6e [Rule Tuning] Mimikatz powershell module activity detected (#1297)
* update query
* add indexes
2021-07-20 23:08:04 -08:00
Justin Ibarra 6ef5c53b0c Cleanup note field in rules (#1194)
* standardize usage of note field
2021-05-10 13:40:56 -08:00
Justin Ibarra 3fc34b86f2 Update License to Elastic v2 (#944) 2021-03-03 22:12:11 -09:00
Justin Ibarra 90a9320f93 [Rule Tuning] Remove timestamp_override for endgame-* promotion rules (#951)
* remove timestamp_override from endgame promotion rules
* updated version.lock to previous state for endgame promotion rule changes
* fix incorrect year in updated_date
2021-02-17 13:48:57 -09:00
Justin Ibarra 61deed3fd2 [Rule Tuning] 7.11.2: Add timestamp_override to all query and non-sequence EQL rules (#948)
* [Rule Tuning] Add timestamp_override field to 7.11.0 rules
* Lock versions for 7.11.2 rules
2021-02-16 10:52:48 -09:00
Andrew Pease 66506139d9 [New Rule] Detects Mimikatz via Invoke-Mimikatz (#700)
* initial commit

* lint

* note updates

* convert to eql and moved to dev

* convert to eql and moved to dev
2020-12-09 14:51:45 -06:00