Infoblox - TI - InfobloxCDC Match Found - Lookalike Domains

let dt_lookBack = 1h;
let ioc_lookBack = 14d;
let TI = ThreatIntelligenceIndicator
| where TimeGenerated >= ago(ioc_lookBack)
| summarize LatestIndicatorTime = arg_max(TimeGenerated, *) by IndicatorId
| where Active == true and ExpirationDateTime > now()  
| where Description == "Infoblox - HOST - Policy"
| where Tags has_cs "Property: Policy_LookalikeDomains" 
| where isnotempty(DomainName)
;
let Data = InfobloxCDC
| extend HitTime = TimeGenerated
| where TimeGenerated >= ago(dt_lookBack)
| where isnotempty(DestinationDnsDomain)
//Remove trailing period at end of domain
| extend DestinationDnsDomain = trim_end(@"\.$", DestinationDnsDomain)
;
TI | join kind=innerunique Data on $left.DomainName == $right.DestinationDnsDomain
| where HitTime >= TimeGenerated and HitTime < ExpirationDateTime
| project LatestIndicatorTime, HitTime, DeviceEventClassID, ThreatLevel, ThreatLevel_Score, ThreatConfidence, DestinationDnsDomain, InfobloxB1FeedName, ThreatClass, ThreatProperty, InfobloxB1PolicyAction, DeviceAction, InfobloxB1PolicyName, SourceIP, DeviceName, SourceMACAddress, SourceUserName, InfobloxB1SrcOSVersion, InfobloxB1ConnectionType, InfobloxB1Network, AdditionalExtensionsParsedNested, 
AdditionalInformation, Description, ThreatType, TrafficLightProtocolLevel, Type, ConfidenceScore, ExpirationDateTime, SourceSystem, Action, IndicatorId, ExternalIndicatorId, Tags

customDetails:
  SourceMACAddress: SourceMACAddress
  InfobloxB1Network: InfobloxB1Network
  InfobloxB1FeedName: InfobloxB1FeedName
  InfobloxB1Action: InfobloxB1PolicyAction
  InfobloxB1PolicyName: InfobloxB1PolicyName
triggerOperator: gt
queryFrequency: 1h
description: |
    'InfobloxCDC Lookalike Domain match found in your Infoblox TIDE Threat Intelligence. Customize query count, scheduling, responses and more. Modify data sources, types and threat properties as desired. This rule depends on a parser based on a Kusto Function to work as expected called [**InfobloxCDC**](https://aka.ms/sentinel-InfobloxCloudDataConnector-parser).'
status: Available
kind: Scheduled
triggerThreshold: 0
requiredDataConnectors:
- connectorId: InfobloxCloudDataConnector
  dataTypes:
  - CommonSecurityLog (InfobloxCDC)
- connectorId: ThreatIntelligence
  dataTypes:
  - ThreatIntelligenceIndicator
- connectorId: InfobloxCloudDataConnectorAma
  dataTypes:
  - CommonSecurityLog (InfobloxCDC)
incidentConfiguration:
  createIncident: true
version: 1.0.2
eventGroupingSettings:
  aggregationKind: SingleAlert
queryPeriod: 14d
name: Infoblox - TI - InfobloxCDC Match Found - Lookalike Domains
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Infoblox Cloud Data Connector/Analytic Rules/Infoblox-TI-InfobloxCDCMatchFound-LookalikeDomains.yaml
id: 568730be-b39d-45e3-a392-941e00837d52
tactics:
- Impact
relevantTechniques:
- T1498
- T1565
severity: Medium
entityMappings:
- fieldMappings:
  - identifier: Address
    columnName: SourceIP
  entityType: IP
- fieldMappings:
  - identifier: HostName
    columnName: DeviceName
  - identifier: OSVersion
    columnName: InfobloxB1SrcOSVersion
  - identifier: FullName
    columnName: SourceUserName
  entityType: Host
- fieldMappings:
  - identifier: DomainName
    columnName: DestinationDnsDomain
  entityType: DNS
- fieldMappings:
  - identifier: Name
    columnName: ThreatProperty
  - identifier: Category
    columnName: ThreatClass
  entityType: Malware
query: |
  let dt_lookBack = 1h;
  let ioc_lookBack = 14d;
  let TI = ThreatIntelligenceIndicator
  | where TimeGenerated >= ago(ioc_lookBack)
  | summarize LatestIndicatorTime = arg_max(TimeGenerated, *) by IndicatorId
  | where Active == true and ExpirationDateTime > now()  
  | where Description == "Infoblox - HOST - Policy"
  | where Tags has_cs "Property: Policy_LookalikeDomains" 
  | where isnotempty(DomainName)
  ;
  let Data = InfobloxCDC
  | extend HitTime = TimeGenerated
  | where TimeGenerated >= ago(dt_lookBack)
  | where isnotempty(DestinationDnsDomain)
  //Remove trailing period at end of domain
  | extend DestinationDnsDomain = trim_end(@"\.$", DestinationDnsDomain)
  ;
  TI | join kind=innerunique Data on $left.DomainName == $right.DestinationDnsDomain
  | where HitTime >= TimeGenerated and HitTime < ExpirationDateTime
  | project LatestIndicatorTime, HitTime, DeviceEventClassID, ThreatLevel, ThreatLevel_Score, ThreatConfidence, DestinationDnsDomain, InfobloxB1FeedName, ThreatClass, ThreatProperty, InfobloxB1PolicyAction, DeviceAction, InfobloxB1PolicyName, SourceIP, DeviceName, SourceMACAddress, SourceUserName, InfobloxB1SrcOSVersion, InfobloxB1ConnectionType, InfobloxB1Network, AdditionalExtensionsParsedNested, 
  AdditionalInformation, Description, ThreatType, TrafficLightProtocolLevel, Type, ConfidenceScore, ExpirationDateTime, SourceSystem, Action, IndicatorId, ExternalIndicatorId, Tags  

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2023-02-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/568730be-b39d-45e3-a392-941e00837d52')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/568730be-b39d-45e3-a392-941e00837d52')]",
      "properties": {
        "alertRuleTemplateName": "568730be-b39d-45e3-a392-941e00837d52",
        "customDetails": {
          "InfobloxB1Action": "InfobloxB1PolicyAction",
          "InfobloxB1FeedName": "InfobloxB1FeedName",
          "InfobloxB1Network": "InfobloxB1Network",
          "InfobloxB1PolicyName": "InfobloxB1PolicyName",
          "SourceMACAddress": "SourceMACAddress"
        },
        "description": "'InfobloxCDC Lookalike Domain match found in your Infoblox TIDE Threat Intelligence. Customize query count, scheduling, responses and more. Modify data sources, types and threat properties as desired. This rule depends on a parser based on a Kusto Function to work as expected called [**InfobloxCDC**](https://aka.ms/sentinel-InfobloxCloudDataConnector-parser).'\n",
        "displayName": "Infoblox - TI - InfobloxCDC Match Found - Lookalike Domains",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "SourceIP",
                "identifier": "Address"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "DeviceName",
                "identifier": "HostName"
              },
              {
                "columnName": "InfobloxB1SrcOSVersion",
                "identifier": "OSVersion"
              },
              {
                "columnName": "SourceUserName",
                "identifier": "FullName"
              }
            ]
          },
          {
            "entityType": "DNS",
            "fieldMappings": [
              {
                "columnName": "DestinationDnsDomain",
                "identifier": "DomainName"
              }
            ]
          },
          {
            "entityType": "Malware",
            "fieldMappings": [
              {
                "columnName": "ThreatProperty",
                "identifier": "Name"
              },
              {
                "columnName": "ThreatClass",
                "identifier": "Category"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Infoblox Cloud Data Connector/Analytic Rules/Infoblox-TI-InfobloxCDCMatchFound-LookalikeDomains.yaml",
        "query": "let dt_lookBack = 1h;\nlet ioc_lookBack = 14d;\nlet TI = ThreatIntelligenceIndicator\n| where TimeGenerated >= ago(ioc_lookBack)\n| summarize LatestIndicatorTime = arg_max(TimeGenerated, *) by IndicatorId\n| where Active == true and ExpirationDateTime > now()  \n| where Description == \"Infoblox - HOST - Policy\"\n| where Tags has_cs \"Property: Policy_LookalikeDomains\" \n| where isnotempty(DomainName)\n;\nlet Data = InfobloxCDC\n| extend HitTime = TimeGenerated\n| where TimeGenerated >= ago(dt_lookBack)\n| where isnotempty(DestinationDnsDomain)\n//Remove trailing period at end of domain\n| extend DestinationDnsDomain = trim_end(@\"\\.$\", DestinationDnsDomain)\n;\nTI | join kind=innerunique Data on $left.DomainName == $right.DestinationDnsDomain\n| where HitTime >= TimeGenerated and HitTime < ExpirationDateTime\n| project LatestIndicatorTime, HitTime, DeviceEventClassID, ThreatLevel, ThreatLevel_Score, ThreatConfidence, DestinationDnsDomain, InfobloxB1FeedName, ThreatClass, ThreatProperty, InfobloxB1PolicyAction, DeviceAction, InfobloxB1PolicyName, SourceIP, DeviceName, SourceMACAddress, SourceUserName, InfobloxB1SrcOSVersion, InfobloxB1ConnectionType, InfobloxB1Network, AdditionalExtensionsParsedNested, \nAdditionalInformation, Description, ThreatType, TrafficLightProtocolLevel, Type, ConfidenceScore, ExpirationDateTime, SourceSystem, Action, IndicatorId, ExternalIndicatorId, Tags\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "P14D",
        "severity": "Medium",
        "status": "Available",
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Impact"
        ],
        "techniques": [
          "T1498",
          "T1565"
        ],
        "templateVersion": "1.0.2",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}