Change log for LINUX_SYSMON
| Date | Changes |
|---|---|
| 2025-07-29 | Enhancement:
- Modified the grok pattern to fetch timestamp and Added date filter to support new format of timestamps. - Added a Grok pattern to support new pattern of logs. - Modified else condition to filter null values in `Category` raw log field. - Added KV filter to support new format of logs. - event.idm.read_only_udm.additional.fields: Newly mapped `logname`,`tty`,`uid`,`euid` raw log fields with `event.idm.read_only_udm.additional.fields` UDM field. - event.idm.read_only_udm.target.user.userid: Newly mapped `user` raw log fields with `event.idm.read_only_udm.target.user.userid` UDM field. - event.idm.read_only_udm.security_result.summary: Newly mapped `summary` raw log fields with `event.idm.read_only_udm.security_result.summary` UDM field. |
| 2025-07-02 | Enhancement:
- event.idm.read_only_udm.intermediary.hostname: Newly mapped `Computer` raw log field with `event.idm.read_only_udm.intermediary.hostname` UDM field. - event.idm.read_only_udm.additional.fields: Newly mapped `Channel`, `ThreadID`, `SystemTime`, `Keywords`, `Task`, `Version`, `ProviderGuid`, `SourceName` raw log fields with `event.idm.read_only_udm.additional.fields` UDM field. |
| 2024-10-22 | Enhancement:
- Added support for the new pattern of syslog logs. |
| 2024-06-17 | Enhancement:
- Added support for the new pattern of JSON logs. |
| 2024-01-25 | Enhancement :
- Removed extra escape characters from the "message" to avoid 'xml' filter failure. - Changed mapping for "UserID" from "principal.user.windows_sid" to "principal.user.userid". |
| 2023-11-09 | Enhancement :
- Mapped "User" to "target.user.userid". - Mapped "ParentUser" to "principal.user.userid". - Mapped "ProcessId" to "target.process.pid". - Mapped "FileVersion" to "principal.software.version". - Mapped "Product" to "principal.software.name". - Mapped "Company" to "principal.software.vendor_name". - Mapped "LogonId" to "principal.network.session_id". - Mapped "OriginalFileName", "CurrentDirectory", "LogonGuid", "TerminalSessionId", "IntegrityLevel" to "additional.fields". |
| 2022-07-12 | Enhancement :
- Added null check to EventID field prior mapping. - Mapped insertId to metadata.product_log_id. - Mapped logName to target_process_file. - Mapped resource.type to target.resource.type. - Mapped resource.labels.project_id to target.resource.product_object_id. - Mapped resource.labels.instance_id to target.resource.id. - Mapped refer_url to network.http.referral_url. |
| 2022-05-10 | Initial creation of the LINUX_SYSMON Chronicle parser, based upon WINDOWS_SYSMON - Supports events IDs 1, 3, 5, 9, 11, 16, 23. - Uses the Chronicle Forwarder Regex Filter capabilities with an allow filter of 'sysmon' to exclude syslog logs. |