Change log for EXTRAHOP
| Date | Changes |
|---|---|
| 2025-05-15 | - Added support for Missing Mapping of ExtraHop RevealX Webhook Schema as per the ExtraHop Team request.
|
| 2025-05-09 | Enhancement:
- Added support for new pattern of JSON logs. - Added support to generate separate event for each victim, if multiple victims are present in the same log. - event.idm.read_only_udm.metadata.product_log_id: Newly mapped `id` raw log field with `event.idm.read_only_udm.metadata.product_log_id` UDM field. - event.idm.read_only_udm.metadata.description: Newly mapped `description` raw log field with `event.idm.read_only_udm.metadata.description` UDM field. - event.idm.read_only_udm.metadata.product_event_type: Newly mapped `type` raw log field with `event.idm.read_only_udm.metadata.product_event_type` UDM field. - event.idm.read_only_udm.metadata.event_timestamp, event.idm.read_only_udm.security_result.first_discovered_time: Newly mapped `start_time` raw log field with `event.idm.read_only_udm.metadata.event_timestamp` and `event.idm.read_only_udm.security_result.first_discovered_time` UDM fields. - event.idm.read_only_udm.security_result.last_updated_time: Newly mapped `update_time` raw log field with `event.idm.read_only_udm.security_result.last_updated_time` UDM field. - event.idm.read_only_udm.security_result.last_discovered_time: Newly mapped `end_time` raw log field with `event.idm.read_only_udm.security_result.last_discovered_time` UDM field. - event.idm.read_only_udm.security_result.summary: Newly mapped `title` raw log field with `event.idm.read_only_udm.security_result.summary` UDM field. - event.idm.read_only_udm.security_result.risk_score: Newly mapped `risk_score` raw log field with `event.idm.read_only_udm.security_result.risk_score` UDM field. - event.idm.read_only_udm.security_result.category_details: Newly mapped `categories` raw log field with `event.idm.read_only_udm.security_result.category_details` UDM field. - event.idm.read_only_udm.principal.asset.category: Newly mapped `participant.endpoint` raw log field with `event.idm.read_only_udm.principal.asset.category` UDM field if `participant.role` is "offender". - event.idm.read_only_udm.principal.asset.product_object_id: Newly mapped `participant.object_id` raw log field with `event.idm.read_only_udm.principal.asset.product_object_id` UDM field if `participant.role` is "offender". - event.idm.read_only_udm.principal.ip, event.idm.read_only_udm.principal.asset.ip: Newly mapped `participant.object_value` raw log field with `event.idm.read_only_udm.principal.ip` and `event.idm.read_only_udm.principal.asset.ip` UDM fields if `participant.role` is "offender". - event.idm.read_only_udm.principal.hostname, event.idm.read_only_udm.principal.asset.hostname: Newly mapped `participant.hostname` raw log field with `event.idm.read_only_udm.principal.hostname` and `event.idm.read_only_udm.principal.asset.hostname` UDM fields if `participant.role` is "offender". - event.idm.read_only_udm.principal.user.userid: Newly mapped `participant.username` raw log field with `event.idm.read_only_udm.principal.user.userid` UDM field if `participant.role` is "offender". - event.idm.read_only_udm.target.asset.category: Newly mapped `participant.endpoint` raw log field with `event.idm.read_only_udm.target.asset.category` UDM field if `participant.role` is "victim". - event.idm.read_only_udm.target.asset.product_object_id: Newly mapped `participant.object_id` raw log field with `event.idm.read_only_udm.target.asset.product_object_id` UDM field if `participant.role` is "victim". - event.idm.read_only_udm.target.ip, event.idm.read_only_udm.target.asset.ip: Newly mapped `participant.object_value` raw log field with `event.idm.read_only_udm.target.ip` and `event.idm.read_only_udm.target.asset.ip` UDM fields if `participant.role` is "victim". - event.idm.read_only_udm.target.hostname, event.idm.read_only_udm.target.asset.hostname: Newly mapped `participant.hostname` raw log field with `event.idm.read_only_udm.target.hostname` and `event.idm.read_only_udm.target.asset.hostname` UDM fields if `participant.role` is "victim". - event.idm.read_only_udm.target.user.userid: Newly mapped `participant.username` raw log field with `event.idm.read_only_udm.target.user.userid` UDM field if `participant.role` is "victim". - event.idm.read_only_udm.security_result.attack_details.tactics.id: Newly mapped `mitre_tactics.id` raw log field with `event.idm.read_only_udm.security_result.attack_details.tactics.id` UDM field. - event.idm.read_only_udm.security_result.attack_details.tactics.name: Newly mapped `mitre_tactics.name` raw log field with `event.idm.read_only_udm.security_result.attack_details.tactics.name` UDM field. - event.idm.read_only_udm.security_result.attack_details.techniques.id: Newly mapped `mitre_techniques.id` raw log field with `event.idm.read_only_udm.security_result.attack_details.techniques.id` UDM field. - event.idm.read_only_udm.security_result.attack_details.techniques.name: Newly mapped `mitre_techniques.name` raw log field with `event.idm.read_only_udm.security_result.attack_details.techniques.name` UDM field. - event.idm.read_only_udm.additional.fields: Newly mapped `create_time` raw log field with `event.idm.read_only_udm.additional.fields` UDM field. - event.idm.read_only_udm.metadata.url_back_to_product: Newly mapped `url` raw log field with `event.idm.read_only_udm.url_back_to_product` UDM field. |
| 2025-05-06 | Enhancement:
- event.idm.read_only_udm.target.resource.resource_subtype: Removed mapping of `resource.type` from `event.idm.read_only_udm.target.resource.resource_subtype`. - event.idm.read_only_udm.target.resource.resource_subtype: Mapped `resource.type` to `event.idm.read_only_udm.intermediary.resource.resource_subtype`. - event.idm.read_only_udm.target.resource.attribute.labels: Removed mapping of `resource.labels.method` from `event.idm.read_only_udm.target.resource.attribute.labels`. - event.idm.read_only_udm.target.resource.attribute.labels: Mapped `resource.labels.method` to `event.idm.read_only_udm.intermediary.resource.attribute.labels`. - event.idm.read_only_udm.intermediary.hostname: Newly mapped `jsonPayload.intermediary.hostname` raw log field with `event.idm.read_only_udm.intermediary.hostname`. - event.idm.read_only_udm.metadata.description: Newly mapped `jsonPayload.metadata.description` raw log field with `event.idm.read_only_udm.metadata.description`. - event.idm.read_only_udm.metadata.event_timestamp: Newly mapped `timestamp` raw log field with `event.idm.read_only_udm.metadata.event_timestamp`. - event.idm.read_only_udm.metadata.product_event_type: Newly mapped `jsonPayload.metadata.product_event_type` raw log field with `event.idm.read_only_udm.metadata.product_event_type`. - event.idm.read_only_udm.metadata.url_back_to_product: Newly mapped `jsonPayload.metadata.url_back_to_product` raw log field with `event.idm.read_only_udm.metadata.url_back_to_product`. - event.idm.read_only_udm.principal.asset.asset_id: Newly mapped `jsonPayload.principal.asset_id` raw log field with `event.idm.read_only_udm.principal.asset.asset_id`. - event.idm.read_only_udm.principal.ip: Newly mapped `jsonPayload.principal.ip` raw log field with `event.idm.read_only_udm.principal.ip`. - event.idm.read_only_udm.principal.user.userid: Newly mapped `jsonPayload.principal.user` raw log field with `event.idm.read_only_udm.principal.user.userid`. - event.idm.read_only_udm.security_result.about.asset.vulnerabilities.cvss_base_score: Newly mapped `jsonPayload.vulnerability.cvss_base_score` raw log field with `event.idm.read_only_udm.security_result.about.asset.vulnerabilities.cvss_base_score`. - event.idm.read_only_udm.security_result.about.asset.vulnerabilities.first_found: Newly mapped `jsonPayload.vulnerability.first_found` raw log field with `event.idm.read_only_udm.security_result.about.asset.vulnerabilities.first_found`. - event.idm.read_only_udm.security_result.about.asset.vulnerabilities.last_found: Newly mapped `jsonPayload.vulnerability.last_found` raw log field with `event.idm.read_only_udm.security_result.about.asset.vulnerabilities.last_found`. - event.idm.read_only_udm.security_result.detection_fields: Newly mapped `jsonPayload.vulnerability.description` raw log field with `event.idm.read_only_udm.security_result.detection_fields`. - event.idm.read_only_udm.security_result.about.asset.vulnerabilities.name: Newly mapped `jsonPayload.vulnerability.name` raw log field with `event.idm.read_only_udm.security_result.about.asset.vulnerabilities.name`. - event.idm.read_only_udm.security_result.severity: Newly mapped `jsonPayload.vulnerability.severity` raw log field with `event.idm.read_only_udm.security_result.severity`. |
| 2025-05-05 | Enhancement:
- 'event.idm.ready_only_udm.security_result.severity': Modified the logic for mapping `sr_severity` raw log field with `event.idm.ready_only_udm.security_result.severity` UDM field when 'severity' is equal to null and 'risk_score' is not null. If "risk_score" >= 90 then mapped "security_result.severity" to "CRITICAL". If "risk_score" >= 70 then mapped "security_result.severity" to "ERROR". If "risk_score" >= 60 then mapped "security_result.severity" to "HIGH". If "risk_score" >= 40 then mapped "security_result.severity" to "MEDIUM". If "risk_score" >= 20 then mapped "security_result.severity" to "LOW". else mapped "security_result.severity" to "INFORMATIONAL". - 'event.idm.ready_only_udm.security_result.severity': Modified the logic for mapping `sr_severity` raw log field with `event.idm.ready_only_udm.security_result.severity` UDM field when 'alert_severity' is not equal to null. If "alert_severity" is "1" then mapped "security_result.severity" to "CRITICAL". If "alert_severity" is "2" then mapped "security_result.severity" to "HIGH". If "alert_severity" is "3" then mapped "security_result.severity" to "ERROR". If "alert_severity" is "4" then mapped "security_result.severity" to "MEDIUM". If "alert_severity" is "5" then mapped "security_result.severity" to "LOW". If "alert_severity" is "6" or "7" then mapped "security_result.severity" to "INFORMATIONAL". - 'event.idm.ready_only_udm.security_result.severity': Modified the logic for mapping `sr_severity` raw log field with `event.idm.ready_only_udm.security_result.severity` UDM field when 'events.vulnerability.severity' has 'critical' and 'high' values. If "events.vulnerability.severity" is "critical" then mapped "security_result.severity" to "CRITICAL". If "events.vulnerability.severity" is "high" then mapped "security_result.severity" to "HIGH". - 'event.idm.ready_only_udm.security_result.severity': Modified the logic for mapping `sr_severity` raw log field with `event.idm.ready_only_udm.security_result.severity` UDM field when 'cn2_risk_score' is not equal to null and 'severity' is equal to null". If "cn2_risk_score" >= 90 then mapped "security_result.severity" to "CRITICAL". If "cn2_risk_score" >= 70 then mapped "security_result.severity" to "ERROR". If "cn2_risk_score" >= 60 then mapped "security_result.severity" to "HIGH". If "cn2_risk_score" >= 40 then mapped "security_result.severity" to "MEDIUM". If "cn2_risk_score" >= 20 then mapped "security_result.severity" to "LOW". else mapped "security_result.severity" to "INFORMATIONAL". |
| 2025-04-22 | Enhancement:
- event.idm.read_only_udm.metadata.product_log_id: Newly mapped `id` raw log field with `event.idm.read_only_udm.metadata.product_log_id` UDM field. - event.idm.read_only_udm.metadata.description: Newly mapped `description` raw log field with `event.idm.read_only_udm.metadata.description` UDM field. - event.idm.read_only_udm.metadata.product_event_type: Newly mapped `type` raw log field with `event.idm.read_only_udm.metadata.product_event_type` UDM field. - event.idm.read_only_udm.metadata.event_timestamp, event.idm.read_only_udm.security_result.first_discovered_time: Newly mapped `start_time` raw log field with `event.idm.read_only_udm.metadata.event_timestamp` and `event.idm.read_only_udm.security_result.first_discovered_time` UDM fields. - event.idm.read_only_udm.security_result.last_updated_time: Newly mapped `update_time` raw log field with `event.idm.read_only_udm.security_result.last_updated_time` UDM field. - event.idm.read_only_udm.security_result.last_discovered_time: Newly mapped `end_time` raw log field with `event.idm.read_only_udm.security_result.last_discovered_time` UDM field. - event.idm.read_only_udm.security_result.summary: Newly mapped `title` raw log field with `event.idm.read_only_udm.security_result.summary` UDM field. - event.idm.read_only_udm.security_result.risk_score: Newly mapped `risk_score` raw log field with `event.idm.read_only_udm.security_result.risk_score` UDM field. - event.idm.read_only_udm.security_result.category_details: Newly mapped `categories` raw log field with `event.idm.read_only_udm.security_result.category_details` UDM field. - event.idm.read_only_udm.principal.asset.category: Newly mapped `participant.endpoint` raw log field with `event.idm.read_only_udm.principal.asset.category` UDM field if `participant.role` is "offender". - event.idm.read_only_udm.principal.asset.product_object_id: Newly mapped `participant.object_id` raw log field with `event.idm.read_only_udm.principal.asset.product_object_id` UDM field if `participant.role` is "offender". - event.idm.read_only_udm.principal.ip, event.idm.read_only_udm.principal.asset.ip: Newly mapped `participant.object_value` raw log field with `event.idm.read_only_udm.principal.ip` and `event.idm.read_only_udm.principal.asset.ip` UDM fields if `participant.role` is "offender". - event.idm.read_only_udm.principal.hostname, event.idm.read_only_udm.principal.asset.hostname: Newly mapped `participant.hostname` raw log field with `event.idm.read_only_udm.principal.hostname` and `event.idm.read_only_udm.principal.asset.hostname` UDM fields if `participant.role` is "offender". - event.idm.read_only_udm.principal.user.userid: Newly mapped `participant.username` raw log field with `event.idm.read_only_udm.principal.user.userid` UDM field if `participant.role` is "offender". - event.idm.read_only_udm.target.asset.category: Newly mapped `participant.endpoint` raw log field with `event.idm.read_only_udm.target.asset.category` UDM field if `participant.role` is "victim". - event.idm.read_only_udm.target.asset.product_object_id: Newly mapped `participant.object_id` raw log field with `event.idm.read_only_udm.target.asset.product_object_id` UDM field if `participant.role` is "victim". - event.idm.read_only_udm.target.ip, event.idm.read_only_udm.target.asset.ip: Newly mapped `participant.object_value` raw log field with `event.idm.read_only_udm.target.ip` and `event.idm.read_only_udm.target.asset.ip` UDM fields if `participant.role` is "victim". - event.idm.read_only_udm.target.hostname, event.idm.read_only_udm.target.asset.hostname: Newly mapped `participant.hostname` raw log field with `event.idm.read_only_udm.target.hostname` and `event.idm.read_only_udm.target.asset.hostname` UDM fields if `participant.role` is "victim". - event.idm.read_only_udm.target.user.userid: Newly mapped `participant.username` raw log field with `event.idm.read_only_udm.target.user.userid` UDM field if `participant.role` is "victim". - event.idm.read_only_udm.security_result.attack_details.tactics.id: Newly mapped `mitre_tactics.id` raw log field with `event.idm.read_only_udm.security_result.attack_details.tactics.id` UDM field. - event.idm.read_only_udm.security_result.attack_details.tactics.name: Newly mapped `mitre_tactics.name` raw log field with `event.idm.read_only_udm.security_result.attack_details.tactics.name` UDM field. - event.idm.read_only_udm.security_result.attack_details.techniques.id: Newly mapped `mitre_techniques.id` raw log field with `event.idm.read_only_udm.security_result.attack_details.techniques.id` UDM field. - event.idm.read_only_udm.security_result.attack_details.techniques.name: Newly mapped `mitre_techniques.name` raw log field with `event.idm.read_only_udm.security_result.attack_details.techniques.name` UDM field. - event.idm.read_only_udm.additional.fields: Newly mapped `create_time` raw log field with `event.idm.read_only_udm.additional.fields` UDM field. - event.idm.read_only_udm.metadata.url_back_to_product: Newly mapped `url` raw log field with `event.idm.read_only_udm.url_back_to_product` UDM field. |
| 2025-04-07 | Enhancement:
- event.idm.read_only_udm.metadata.event_timestamp: Newly mapped `time` raw log field with `event.idm.read_only_udm.metadata.event_timestamp` UDM field. |
| 2025-03-11 | Enhancement:
- Mapped "jsonPayload.msg" to "metadata.description". - Mapped "jsonPayload.srcdata" to "principal.ip" and "principal.asset.ip". - Mapped "jsonPayload.dstdata" to "target.ip" and "target.asset.ip". - Mapped "jsonPayload.dhost" to "target.hostname" and "target.asset.hostname". - Mapped "jsonPayload.shost" to "principal.hostname" and "principal.asset.hostname". - Mapped "insertId" to "additional.fields". - Mapped "jsonPayload.cn2" to "security_result.risk_score". - Mapped "jsonPayload.name" to "security_result.summary". - Mapped "jsonPayload.rt" to "metadata.event_timestamp". - Mapped "jsonPayload.start", "jsonPayload.end" and "logName" to "additional.fields". - Mapped "resource.labels.method" and "resource.labels.service" to "target.resource.attribute.labels". - Mapped "jsonPayload.cat" and "jsonPayload.cs5" to "security_result.detection_fields". |
| 2025-01-15 | Enhancement:
- Mapped "dst" to "target.asset.ip" and "target.ip". |
| 2025-01-09 | Enhancement:
- Mapped "url" to "principal.url". - Mapped "type" to "metadata.product_event_type". - Mapped "title", "id", "description_format", "victims.name", "victims.external", "offenders.name", "offenders.externaal", "victim_primary.name", victim_primary.external", "offender_primary.name", and "offender_primary.external" to "additional.fields". - Mapped "dst.type" to "target.resource_type". - Mapped "dst.hostname" to "target.hostname" and "target.asset.hostname". - Mapped "dst.ipaddr" to "target.ip" and "target.asset.ip". - Mapped "dst.role" to "target_resource.attribute.roles". - Mapped "dst.device.macaddr" to "target.mac". - Mapped "src.type" to "principal.resource_type". - Mapped "src.hostname" to "principal.hostname" and "principal.asset.hostname". - Mapped "src.ipaddr" to "principal.ip" and "principal.asset.ip". - Mapped "src.role" to "principal_resource.attribute.roles". - Mapped "src.device.macaddr" to "principal.mac". - Mapped "api.ip", "api.status", "api.id", "api.start_time", "api.mod_time", "api.categories", "api.update_time", and "api.ticket_id" to "security_result.detection_fields". - Mapped "victims.ipaddr" to "principal.ip" and "principal.asset.ip". - Mapped "offenders.ipaddr" to "target.ip" and "target.asset.ip". - Mapped "victim_primary.ipaddr" to "principal.ip" and "principal.asset.ip". - Mapped "offender_primary.ipaddr" to "target.ip" and "target.asset.ip". - Mapped "api.participants.role", "api.participants.object_id", "api.participants.object_type", and "api.participants.external" to "section_details.fields". - Mapped "risk_score" and "api.risk_score" to "security_result.risk_score". - Mapped "src.endpoint" and "src.device.oid" to "principal.resource.attribute.labels". - Mapped "dst.endpoint" and "dst.device.oid" to "target.resource.attribute.labels". - Mapped "dst.device.ipaddr" to "target.ip" and "target.asset.ip". - Mapped "src.device.ipaddr" to "principal.ip" and "principal.asset.ip". - Mapped "categories_array" and "categories_id" to "additional.fields". |
| 2024-12-13 | Enhancement:
- Mapped "src" to "principal.asset.ip". - Mapped "dst" to "target.asset.ip" and "target.ip". - Mapped "device_version" to "metadata.product_version". - Mapped "signature" to "security_result.summary" and "section_details.rule_name". |
| 2024-11-26 | Enhancement:
- If "events.vulnerability.severity" equals "medium", then map "MEDIUM" to "security_result.severity". - Mapped "events.vulnerability.description" to "metadata.description". |
| 2024-10-28 | Enhancement:
- Added support to handle SYSLOG+JSON logs. |
| 2023-10-27 | Enhancement:
- Added JSON block to parse uparsed JSON logs. - Reduced the percentage of events with "metadata.event_type" set to "GENERIC_EVENT" to 0. |
| 2022-12-15 | Enhancement:
- Mapped the field 'macaddr' to 'principal.mac'. - Mapped the field 'ipaddr' to 'principal.ip'. - Mapped the field 'object_name' to 'target.resource.name'. - Mapped the field 'object_type' to 'target.resource.resource_type'. - Mapped the field 'object_id' to 'target.resource.product_object_id'. - Mapped the field 'event_id' to 'metadata.product_event_type'. - Mapped the field 'operation' to 'metadata.product_event_type'. - Mapped the field 'user' to 'principal.user.userid'. - Mapped the field 'facility' to 'principal.resource.resource_subtype'. - Mapped the field 'src_ip' to 'principal.ip'. - Mapped the field 'summary' to 'security_result.summary'. - Mapped the field 'name' to 'metadata.description'. - Mapped the field 'severity' to 'security_result.severity_details'. - Mapped the field 'priority' to 'security_result.severity' and 'security_result.severity_details'. - Mapped the field 'alert_name' to 'security_result.summary'. |
| 2022-06-30 | Enhancement:
- Mapped "detectionID" to "security_result.rule_labels". - When "product_event_type" is equal to "Unsafe LDAP Authentication" Mapped "event_type" to "STATUS_UPDATE". - Mapped "prin_url" to "principal.url". - Mapped "desc" to "metadata.description". |
| 2022-05-18 | Enhancement - The newly ingested logs have been parsed and mapped to the following fields:
'RDP Record.clientName' mapping changed to 'principal.hostname' from 'principal.user.userid'. 'RDP Record.cookie' mapped to 'principal.user.userid'. 'eh_event' mapping changed to 'network.application_protocol' from 'metadata.product_event_type'. |
| 2022-05-10 | Enhancement - The newly ingested logs have been parsed and mapped to the following fields:
server_ip' mapped to 'target.ip'. 'RDP Record.proto' mapped to 'network.ip_protocol'. 'RDP Record.clientPort' mapped to 'principal.port'. 'RDP Record.clientName' mapped to 'principal.user.userid'. 'RDP Record.clientBytes' mapped to 'network.sent_bytes'. 'RDP Record.serverBytes' mapped to 'network.received_bytes'. 'RDP Record.clientBuild' mapped to 'metadata.product_version'. 'RDP Record.selectedProtocol' mapped to 'security_result.description'. 'eh_event' mapped to 'metadata.product_event_type'. |