Jamf Protect - Network Threats

JamfProtectThreatEvents
| where EventResult == "Blocked"
    and isnotempty(EventSeverity)
| extend Tactics = "Initial Access"
| extend Techniques = "T1566"

suppressionDuration: PT5H
relevantTechniques:
- T1133
customDetails:
  Category: ThreatCategory
severity: Informational
entityMappings:
- fieldMappings:
  - identifier: HostName
    columnName: Hostname
  - identifier: OSFamily
    columnName: DvcOs
  entityType: Host
- fieldMappings:
  - identifier: Address
    columnName: DstIpAddr
  entityType: IP
- fieldMappings:
  - identifier: AadUserId
    columnName: SrcUsermail
  - identifier: FullName
    columnName: SrcUsername
  entityType: Account
- fieldMappings:
  - identifier: Url
    columnName: DnsQueryName
  entityType: URL
requiredDataConnectors:
- connectorId: JamfProtect
  dataTypes:
  - jamfprotect_CL
id: 44da53c3-f3b0-4b70-afff-f79275cb9442
kind: NRT
query: |
  JamfProtectThreatEvents
  | where EventResult == "Blocked"
      and isnotempty(EventSeverity)
  | extend Tactics = "Initial Access"
  | extend Techniques = "T1566"  
eventGroupingSettings:
  aggregationKind: AlertPerResult
tactics:
- InitialAccess
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    reopenClosedIncident: false
    lookbackDuration: PT5H
    matchingMethod: AllEntities
    enabled: false
status: Available
description: |
    'Creates an incident based based on Jamf Protect's Network Threat Event Stream alerts.'
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Jamf Protect/Analytic Rules/JamfProtectNetworkThreats.yaml
name: Jamf Protect - Network Threats
suppressionEnabled: false
version: 1.0.5
alertDetailsOverride:
  alertDescriptionFormat: A Network Threat has been {{EventResult}} on {{DvcHostname}}
  alertTacticsColumnName: Tactics
  alertDisplayNameFormat: Network Threat detected on {{DvcHostname}}
  alertSeverityColumnName: EventSeverity
  alertDynamicProperties:
  - alertProperty: AlertLink
    value: EventReportUrl
  - alertProperty: ProviderName
    value: EventVendor
  - alertProperty: ProductName
    value: EventProduct
  - alertProperty: RemediationSteps
    value: EventResult
  - alertProperty: Techniques
    value: Techniques

{
  "$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/44da53c3-f3b0-4b70-afff-f79275cb9442')]",
      "kind": "NRT",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/44da53c3-f3b0-4b70-afff-f79275cb9442')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "A Network Threat has been {{EventResult}} on {{DvcHostname}}",
          "alertDisplayNameFormat": "Network Threat detected on {{DvcHostname}}",
          "alertDynamicProperties": [
            {
              "alertProperty": "AlertLink",
              "value": "EventReportUrl"
            },
            {
              "alertProperty": "ProviderName",
              "value": "EventVendor"
            },
            {
              "alertProperty": "ProductName",
              "value": "EventProduct"
            },
            {
              "alertProperty": "RemediationSteps",
              "value": "EventResult"
            },
            {
              "alertProperty": "Techniques",
              "value": "Techniques"
            }
          ],
          "alertSeverityColumnName": "EventSeverity",
          "alertTacticsColumnName": "Tactics"
        },
        "alertRuleTemplateName": "44da53c3-f3b0-4b70-afff-f79275cb9442",
        "customDetails": {
          "Category": "ThreatCategory"
        },
        "description": "'Creates an incident based based on Jamf Protect's Network Threat Event Stream alerts.'\n",
        "displayName": "Jamf Protect - Network Threats",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "Hostname",
                "identifier": "HostName"
              },
              {
                "columnName": "DvcOs",
                "identifier": "OSFamily"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "DstIpAddr",
                "identifier": "Address"
              }
            ]
          },
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "SrcUsermail",
                "identifier": "AadUserId"
              },
              {
                "columnName": "SrcUsername",
                "identifier": "FullName"
              }
            ]
          },
          {
            "entityType": "URL",
            "fieldMappings": [
              {
                "columnName": "DnsQueryName",
                "identifier": "Url"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": false,
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Jamf Protect/Analytic Rules/JamfProtectNetworkThreats.yaml",
        "query": "JamfProtectThreatEvents\n| where EventResult == \"Blocked\"\n    and isnotempty(EventSeverity)\n| extend Tactics = \"Initial Access\"\n| extend Techniques = \"T1566\"\n",
        "severity": "Informational",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "techniques": [
          "T1133"
        ],
        "templateVersion": "1.0.5"
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}