UniFi Site Manager Firmware drift hotspots

Unifi_SiteManager_Devices_CL
| where TimeGenerated > ago(2h)
| summarize arg_max(TimeGenerated, *) by Id
| where FirmwareStatus in ("UpdateAvailable", "updatePending")
| summarize Devices=count(),
            SampleDevice = take_any(Name),
            ['Pending updates'] = countif(FirmwareStatus =~ "updatePending"),
            ['Updates available'] = countif(FirmwareStatus =~ "UpdateAvailable")
            by Model = Model, ['Product line'] = ProductLine
| order by Devices desc

id: 1d767977-460a-29c3-06f7-799a91a80daf
requiredDataConnectors:
- connectorId: UniFiSiteManagerConnectorDefinition
  dataTypes:
  - Unifi_SiteManager_Devices_CL
description: |
  Devices behind on firmware updates - ranked by product line and model. Identifies models where firmware drift is concentrated, indicating either a vendor-side delay or operational neglect. Each unpatched device is a CVE attack surface.
name: 'UniFi Site Manager: Firmware drift hotspots'
version: 1.0.0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/UniFi%20Site%20Manager%20%28CCF%29/Hunting%20Queries/UniFiCloudFirmwareDriftHotspots.yaml
entityMappings:
- fieldMappings:
  - identifier: HostName
    columnName: SampleDevice
  entityType: Host
tactics:
- Reconnaissance
kind: HuntingQuery
relevantTechniques:
- T1595
query: |
  Unifi_SiteManager_Devices_CL
  | where TimeGenerated > ago(2h)
  | summarize arg_max(TimeGenerated, *) by Id
  | where FirmwareStatus in ("UpdateAvailable", "updatePending")
  | summarize Devices=count(),
              SampleDevice = take_any(Name),
              ['Pending updates'] = countif(FirmwareStatus =~ "updatePending"),
              ['Updates available'] = countif(FirmwareStatus =~ "UpdateAvailable")
              by Model = Model, ['Product line'] = ProductLine
  | order by Devices desc

{
  "$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/1d767977-460a-29c3-06f7-799a91a80daf')]",
      "kind": "Huntingquery",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/1d767977-460a-29c3-06f7-799a91a80daf')]",
      "properties": {
        "alertRuleTemplateName": "1d767977-460a-29c3-06f7-799a91a80daf",
        "customDetails": null,
        "description": "Devices behind on firmware updates - ranked by product line and model. Identifies models where firmware drift is concentrated, indicating either a vendor-side delay or operational neglect. Each unpatched device is a CVE attack surface.\n",
        "displayName": "UniFi Site Manager: Firmware drift hotspots",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "SampleDevice",
                "identifier": "HostName"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/UniFi%20Site%20Manager%20%28CCF%29/Hunting%20Queries/UniFiCloudFirmwareDriftHotspots.yaml",
        "query": "Unifi_SiteManager_Devices_CL\n| where TimeGenerated > ago(2h)\n| summarize arg_max(TimeGenerated, *) by Id\n| where FirmwareStatus in (\"UpdateAvailable\", \"updatePending\")\n| summarize Devices=count(),\n            SampleDevice = take_any(Name),\n            ['Pending updates'] = countif(FirmwareStatus =~ \"updatePending\"),\n            ['Updates available'] = countif(FirmwareStatus =~ \"UpdateAvailable\")\n            by Model = Model, ['Product line'] = ProductLine\n| order by Devices desc\n",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Reconnaissance"
        ],
        "techniques": [
          "T1595"
        ],
        "templateVersion": "1.0.0"
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}