Cisco WSA - Access to unwanted site

let risky_sites = dynamic(['IW_adlt', 'IW_hack', 'IW_porn']);
CiscoWSAEvent
| where UrlCategory in~ (risky_sites)
| where DvcAction =~ 'DEFAULT_CASE'
| extend AccountCustomEntity = SrcUserName

name: Cisco WSA - Access to unwanted site
query: |
  let risky_sites = dynamic(['IW_adlt', 'IW_hack', 'IW_porn']);
  CiscoWSAEvent
  | where UrlCategory in~ (risky_sites)
  | where DvcAction =~ 'DEFAULT_CASE'
  | extend AccountCustomEntity = SrcUserName  
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CiscoWSA/Analytic Rules/CiscoWSAAccessToUnwantedSite.yaml
queryFrequency: 1h
triggerThreshold: 0
requiredDataConnectors:
- dataTypes:
  - CiscoWSAEvent
  connectorId: CiscoWSA
version: 1.0.1
status: Available
queryPeriod: 1h
id: 38029e86-030c-46c4-8a91-a2be7c74d74c
triggerOperator: gt
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: AccountCustomEntity
  entityType: Account
relevantTechniques:
- T1566
severity: High
description: |
    'Detects when users attempting to access sites from high risk category.'
kind: Scheduled
tactics:
- InitialAccess

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/38029e86-030c-46c4-8a91-a2be7c74d74c')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/38029e86-030c-46c4-8a91-a2be7c74d74c')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01",
      "properties": {
        "displayName": "Cisco WSA - Access to unwanted site",
        "description": "'Detects when users attempting to access sites from high risk category.'\n",
        "severity": "High",
        "enabled": true,
        "query": "let risky_sites = dynamic(['IW_adlt', 'IW_hack', 'IW_porn']);\nCiscoWSAEvent\n| where UrlCategory in~ (risky_sites)\n| where DvcAction =~ 'DEFAULT_CASE'\n| extend AccountCustomEntity = SrcUserName\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "techniques": [
          "T1566"
        ],
        "alertRuleTemplateName": "38029e86-030c-46c4-8a91-a2be7c74d74c",
        "customDetails": null,
        "entityMappings": [
          {
            "fieldMappings": [
              {
                "identifier": "Name",
                "columnName": "AccountCustomEntity"
              }
            ],
            "entityType": "Account"
          }
        ],
        "status": "Available",
        "templateVersion": "1.0.1",
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CiscoWSA/Analytic Rules/CiscoWSAAccessToUnwantedSite.yaml"
      }
    }
  ]
}