Dataverse - SharePoint document management site added or updated

let query_frequency = 1h;
DataverseActivity
| where TimeGenerated >= ago(query_frequency)
| where Message in ("Create", "Update") and EntityName == "sharepointsite"
| mv-expand Fields
| where Fields.Name == "absoluteurl"
| extend
    SharePointAppId = int(20892),
    CloudAppId = int(32780),
    AccountName = tostring(split(UserId, '@')[0]),
    UPNSuffix = tostring(split(UserId, '@')[1]),
    SharePointUrl = tostring(Fields.Value)
| project
    TimeGenerated,
    UserId,
    ClientIp,
    Message,
    SharePointUrl,
    InstanceUrl,
    CloudAppId,
    SharePointAppId,
    AccountName,
    UPNSuffix

alertDetailsOverride:
  alertDisplayNameFormat: 'Dataverse - Document management enabled or modified in {{{InstanceUrl}} '
  alertDescriptionFormat: '{{UserId}} made changes to document management in {{{InstanceUrl}}. Sharepoint site {{{SharePointUrl}} was added.'
requiredDataConnectors:
- connectorId: Dataverse
  dataTypes:
  - DataverseActivity
tactics:
- Exfiltration
description: Identifies modifications of SharePoint document management integration. Document management allows storage of data located externally to Dataverse. Combine this analytics rule with the MSBizApps-Add-SharePointSite-To-Watchlist Playbook to automatically update the Dataverse-SharePointSites watchlist. This watchlist can be used to correlate events between Dataverse and SharePoint when using the Office 365 data connector.
query: |
  let query_frequency = 1h;
  DataverseActivity
  | where TimeGenerated >= ago(query_frequency)
  | where Message in ("Create", "Update") and EntityName == "sharepointsite"
  | mv-expand Fields
  | where Fields.Name == "absoluteurl"
  | extend
      SharePointAppId = int(20892),
      CloudAppId = int(32780),
      AccountName = tostring(split(UserId, '@')[0]),
      UPNSuffix = tostring(split(UserId, '@')[1]),
      SharePointUrl = tostring(Fields.Value)
  | project
      TimeGenerated,
      UserId,
      ClientIp,
      Message,
      SharePointUrl,
      InstanceUrl,
      CloudAppId,
      SharePointAppId,
      AccountName,
      UPNSuffix  
id: c4c3510a-0ee0-4561-9835-47882ffa7f46
triggerOperator: gt
eventGroupingSettings:
  aggregationKind: AlertPerResult
status: Available
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Business Applications/Analytic Rules/Dataverse - SharePoint document management site added or updated.yaml
queryFrequency: 1h
severity: Informational
entityMappings:
- fieldMappings:
  - columnName: AccountName
    identifier: Name
  - columnName: UPNSuffix
    identifier: UPNSuffix
  entityType: Account
- fieldMappings:
  - columnName: ClientIp
    identifier: Address
  entityType: IP
- fieldMappings:
  - columnName: CloudAppId
    identifier: AppId
  - columnName: InstanceUrl
    identifier: InstanceName
  entityType: CloudApplication
- fieldMappings:
  - columnName: SharePointAppId
    identifier: AppId
  - columnName: SharePointUrl
    identifier: InstanceName
  entityType: CloudApplication
name: Dataverse - SharePoint document management site added or updated
queryPeriod: 1d
relevantTechniques:
- T1567
- T1537
kind: Scheduled
triggerThreshold: 0
version: 3.2.0

{
  "$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/c4c3510a-0ee0-4561-9835-47882ffa7f46')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/c4c3510a-0ee0-4561-9835-47882ffa7f46')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "{{UserId}} made changes to document management in {{{InstanceUrl}}. Sharepoint site {{{SharePointUrl}} was added.",
          "alertDisplayNameFormat": "Dataverse - Document management enabled or modified in {{{InstanceUrl}} "
        },
        "alertRuleTemplateName": "c4c3510a-0ee0-4561-9835-47882ffa7f46",
        "customDetails": null,
        "description": "Identifies modifications of SharePoint document management integration. Document management allows storage of data located externally to Dataverse. Combine this analytics rule with the MSBizApps-Add-SharePointSite-To-Watchlist Playbook to automatically update the Dataverse-SharePointSites watchlist. This watchlist can be used to correlate events between Dataverse and SharePoint when using the Office 365 data connector.",
        "displayName": "Dataverse - SharePoint document management site added or updated",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountName",
                "identifier": "Name"
              },
              {
                "columnName": "UPNSuffix",
                "identifier": "UPNSuffix"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "ClientIp",
                "identifier": "Address"
              }
            ]
          },
          {
            "entityType": "CloudApplication",
            "fieldMappings": [
              {
                "columnName": "CloudAppId",
                "identifier": "AppId"
              },
              {
                "columnName": "InstanceUrl",
                "identifier": "InstanceName"
              }
            ]
          },
          {
            "entityType": "CloudApplication",
            "fieldMappings": [
              {
                "columnName": "SharePointAppId",
                "identifier": "AppId"
              },
              {
                "columnName": "SharePointUrl",
                "identifier": "InstanceName"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Business Applications/Analytic Rules/Dataverse - SharePoint document management site added or updated.yaml",
        "query": "let query_frequency = 1h;\nDataverseActivity\n| where TimeGenerated >= ago(query_frequency)\n| where Message in (\"Create\", \"Update\") and EntityName == \"sharepointsite\"\n| mv-expand Fields\n| where Fields.Name == \"absoluteurl\"\n| extend\n    SharePointAppId = int(20892),\n    CloudAppId = int(32780),\n    AccountName = tostring(split(UserId, '@')[0]),\n    UPNSuffix = tostring(split(UserId, '@')[1]),\n    SharePointUrl = tostring(Fields.Value)\n| project\n    TimeGenerated,\n    UserId,\n    ClientIp,\n    Message,\n    SharePointUrl,\n    InstanceUrl,\n    CloudAppId,\n    SharePointAppId,\n    AccountName,\n    UPNSuffix\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "P1D",
        "severity": "Informational",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Exfiltration"
        ],
        "techniques": [
          "T1537",
          "T1567"
        ],
        "templateVersion": "3.2.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}