Files
sigma-rules/rules/linux
Ruben Groenewoud 1c1632e0b9 [Rule Tuning] Linux DR Tuning - 3 (#5483)
* [Rule Tuning] Linux DR Tuning - 3

* Update rules/linux/credential_access_aws_creds_search_inside_container.toml

* Adjust thresholds and expand event action handling

* Update credential_access_potential_linux_ssh_bruteforce_external.toml

* Increase threshold for SSH brute force detection

* Update credential_access_potential_linux_ssh_bruteforce_internal.toml

* Update credential_access_ssh_backdoor_log.toml

Removed 'auditbeat-*' from the index list.

* Refactor credential access rule for clarity

Removed redundant event.action expansion and filtering logic.

* Refactor ESQL query for SSH brute force detection

Refactor ESQL query to improve readability and maintainability by moving the event.action expansion and filtering logic.

* Update credential_access_potential_linux_ssh_bruteforce_internal.toml

* Update credential_access_potential_successful_linux_ftp_bruteforce.toml

* Update credential_access_potential_successful_linux_rdp_bruteforce.toml

* Update credential_access_potential_linux_ssh_bruteforce_internal.toml

* Add time window truncation to bruteforce rule

* Add time window truncation to SSH brute force rule

* Update credential_access_potential_linux_ssh_bruteforce_internal.toml

* Update SSH brute force detection rule to EQL

* Update CIDR match conditions for SSH brute force rule

* Update EQL query for SSH brute force detection
2026-01-08 13:32:43 +01:00
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