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VMware Cloud Web Security - Policy Change Detected

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Id3efebd49-c985-431b-9da8-d7d397092d18
RulenameVMware Cloud Web Security - Policy Change Detected
DescriptionThis 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.
SeverityInformational
Required data connectorsVMwareSDWAN
KindScheduled
Query frequency1h
Query period1h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware SD-WAN and SASE/Analytic Rules/vmw-sase-cws-policychange.yaml
Version1.0.0
Arm template3efebd49-c985-431b-9da8-d7d397092d18.json
Deploy To Azure
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
triggerOperator: gt
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.
suppressionEnabled: false
requiredDataConnectors:
- dataTypes:
  - CWS
  connectorId: VMwareSDWAN
kind: Scheduled
eventGroupingSettings:
  aggregationKind: AlertPerResult
queryFrequency: 1h
id: 3efebd49-c985-431b-9da8-d7d397092d18
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
severity: Informational
alertDetailsOverride:
  alertDynamicProperties:
  - value: cwsRuleType
    alertProperty: ProductComponentName
  alertDescriptionFormat: |+
    CWS Policy Change Detected:

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

queryPeriod: 1h
version: 1.0.0
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    groupByEntities: []
    matchingMethod: AllEntities
    groupByCustomDetails: []
    reopenClosedIncident: false
    groupByAlertDetails: []
    enabled: true
    lookbackDuration: 1h
triggerThreshold: 0
suppressionDuration: 5h
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware SD-WAN and SASE/Analytic Rules/vmw-sase-cws-policychange.yaml
{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2024-01-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/3efebd49-c985-431b-9da8-d7d397092d18')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/3efebd49-c985-431b-9da8-d7d397092d18')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "CWS Policy Change Detected:\n\nCWS Policy Name: {{cwsPolicyName}}\n - Rule changed: {{cwsRuleName}}\n    - Audited Action: {{cwsPolicyAction}}\n\n",
          "alertDynamicProperties": [
            {
              "alertProperty": "ProductComponentName",
              "value": "cwsRuleType"
            }
          ]
        },
        "alertRuleTemplateName": "3efebd49-c985-431b-9da8-d7d397092d18",
        "customDetails": null,
        "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.",
        "displayName": "VMware Cloud Web Security - Policy Change Detected",
        "enabled": true,
        "entityMappings": null,
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT1H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware SD-WAN and SASE/Analytic Rules/vmw-sase-cws-policychange.yaml",
        "query": "VMware_VECO_EventLogs_CL\n| where event == \"CWS_EVENT\"\n| extend cwsPolicyAction = todynamic(detail).subEvent\n| where cwsPolicyAction contains \"SECURITY_RULE\"\n| extend cwsRuleName = todynamic(detail).name\n| extend cwsRuleType = todynamic(detail).data.ruleType\n| extend cwsPolicyName = todynamic(detail).policyName\n\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "Informational",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}