Cyberark Privileged Access Security module (backport #24803) (#25156)

This PR adds a new module, cyberarkpas, to ingest Privileged Access Security audit logs from Vault via syslog.

(cherry picked from commit 2d51864)

CHANGELOG.next.asciidoc

@@ -542,6 +542,7 @@ https://github.com/elastic/beats/compare/v7.0.0-alpha2...master[Check the HEAD d
 - Change `okta.target` to `flattened` field type.  {issue}24354[24354] {pull}24636[24636]
 - Added `http.request.id` to `nginx/ingress_controller` and `elasticsearch/audit`. {pull}24994[24994]
 - Add `awsfargate` module to collect container logs from Amazon ECS on Fargate. {pull}25041[25041]
+- New module `cyberarkpas` for CyberArk Privileged Access Security audit logs. {pull}24803[24803]
 
 *Heartbeat*
 

filebeat/docs/fields.asciidoc

@@ -30,6 +30,7 @@ grouped in the following categories:
 * <<exported-fields-coredns>>
 * <<exported-fields-crowdstrike>>
 * <<exported-fields-cyberark>>
+* <<exported-fields-cyberarkpas>>
 * <<exported-fields-cylance>>
 * <<exported-fields-docker-processor>>
 * <<exported-fields-ecs>>
@@ -34079,6 +34080,268 @@ type: keyword
 
 --
 
+[[exported-fields-cyberarkpas]]
+== CyberArk PAS fields
+
+cyberarkpas fields.
+
+
+
+
+[float]
+=== audit
+
+Cyberark Privileged Access Security Audit fields.
+
+
+
+*`cyberarkpas.audit.action`*::
++
+--
+A description of the audit record.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.ca_properties`*::
++
+--
+Account metadata.
+
+type: flattened
+
+--
+
+*`cyberarkpas.audit.category`*::
++
+--
+The category name (for category-related operations).
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.desc`*::
++
+--
+A static value that displays a description of the audit codes.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.extra_details`*::
++
+--
+Specific extra details of the audit records.
+
+type: flattened
+
+--
+
+*`cyberarkpas.audit.file`*::
++
+--
+The name of the target file.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.gateway_station`*::
++
+--
+The IP of the web application machine (PVWA).
+
+type: ip
+
+--
+
+*`cyberarkpas.audit.hostname`*::
++
+--
+The hostname, in upper case.
+
+type: keyword
+
+example: MY-COMPUTER
+
+--
+
+*`cyberarkpas.audit.iso_timestamp`*::
++
+--
+The timestamp, in ISO Timestamp format (RFC 3339).
+
+type: date
+
+example: 2013-06-25 10:47:19+00:00
+
+--
+
+*`cyberarkpas.audit.issuer`*::
++
+--
+The Vault user who wrote the audit. This is usually the user who performed the operation.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.location`*::
++
+--
+The target Location (for Location operations).
+
+type: keyword
+
+Field is not indexed.
+
+--
+
+*`cyberarkpas.audit.message`*::
++
+--
+A description of the audit records (same information as in the Desc field).
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.message_id`*::
++
+--
+The code ID of the audit records.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.product`*::
++
+--
+A static value that represents the product.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.pvwa_details`*::
++
+--
+Specific details of the PVWA audit records.
+
+type: flattened
+
+--
+
+*`cyberarkpas.audit.raw`*::
++
+--
+Raw XML for the original audit record. Only present when XSLT file has debugging enabled.
+
+
+type: keyword
+
+Field is not indexed.
+
+--
+
+*`cyberarkpas.audit.reason`*::
++
+--
+The reason entered by the user.
+
+type: text
+
+--
+
+*`cyberarkpas.audit.rfc5424`*::
++
+--
+Whether the syslog format complies with RFC5424.
+
+type: boolean
+
+example: True
+
+--
+
+*`cyberarkpas.audit.safe`*::
++
+--
+The name of the target Safe.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.severity`*::
++
+--
+The severity of the audit records.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.source_user`*::
++
+--
+The name of the Vault user who performed the operation.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.station`*::
++
+--
+The IP from where the operation was performed. For PVWA sessions, this will be the real client machine IP.
+
+type: ip
+
+--
+
+*`cyberarkpas.audit.target_user`*::
++
+--
+The name of the Vault user on which the operation was performed.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.timestamp`*::
++
+--
+The timestamp, in MMM DD HH:MM:SS format.
+
+type: keyword
+
+example: Jun 25 10:47:19
+
+--
+
+*`cyberarkpas.audit.vendor`*::
++
+--
+A static value that represents the vendor.
+
+type: keyword
+
+--
+
+*`cyberarkpas.audit.version`*::
++
+--
+A static value that represents the version of the Vault.
+
+type: keyword
+
+--
+
 [[exported-fields-cylance]]
 == CylanceProtect fields