VMware Cloud Web Security - Policy Change Detected

Back


Id	3efebd49-c985-431b-9da8-d7d397092d18
Rulename	VMware Cloud Web Security - Policy Change Detected
Description	This Analytics rule provides notifications when a VMware CWS policy has been modified. These alerts serve audit purposes. Policy changes might lower the level of security controls.
Severity	Informational
Required data connectors	VMwareSDWAN
Kind	Scheduled
Query frequency	1h
Query period	1h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware SD-WAN and SASE/Analytic Rules/vmw-sase-cws-policychange.yaml
Version	1.0.0
Arm template	3efebd49-c985-431b-9da8-d7d397092d18.json

KQL

VMware_VECO_EventLogs_CL
| where event == "CWS_EVENT"
| extend cwsPolicyAction = todynamic(detail).subEvent
| where cwsPolicyAction contains "SECURITY_RULE"
| extend cwsRuleName = todynamic(detail).name
| extend cwsRuleType = todynamic(detail).data.ruleType
| extend cwsPolicyName = todynamic(detail).policyName

YAML

eventGroupingSettings:
  aggregationKind: AlertPerResult
queryPeriod: 1h
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware SD-WAN and SASE/Analytic Rules/vmw-sase-cws-policychange.yaml
severity: Informational
suppressionEnabled: false
requiredDataConnectors:
- dataTypes:
  - CWS
  connectorId: VMwareSDWAN
alertDetailsOverride:
  alertDescriptionFormat: |+
    CWS Policy Change Detected:

    CWS Policy Name: {{cwsPolicyName}}
     - Rule changed: {{cwsRuleName}}
        - Audited Action: {{cwsPolicyAction}}    

  alertDynamicProperties:
  - value: cwsRuleType
    alertProperty: ProductComponentName
description: This Analytics rule provides notifications when a VMware CWS policy has been modified. These alerts serve audit purposes. Policy changes might lower the level of security controls.
triggerThreshold: 0
query: |+
  VMware_VECO_EventLogs_CL
  | where event == "CWS_EVENT"
  | extend cwsPolicyAction = todynamic(detail).subEvent
  | where cwsPolicyAction contains "SECURITY_RULE"
  | extend cwsRuleName = todynamic(detail).name
  | extend cwsRuleType = todynamic(detail).data.ruleType
  | extend cwsPolicyName = todynamic(detail).policyName  

name: VMware Cloud Web Security - Policy Change Detected
version: 1.0.0
suppressionDuration: 5h
triggerOperator: gt
id: 3efebd49-c985-431b-9da8-d7d397092d18
incidentConfiguration:
  groupingConfiguration:
    lookbackDuration: 1h
    matchingMethod: AllEntities
    reopenClosedIncident: false
    enabled: true
    groupByEntities: []
    groupByCustomDetails: []
    groupByAlertDetails: []
  createIncident: true
kind: Scheduled
queryFrequency: 1h

ARM