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

severity: Medium
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
incidentConfiguration:
  createIncident: true
requiredDataConnectors:
- dataTypes:
  - CommonSecurityLog (InfobloxCDC)
  connectorId: InfobloxCloudDataConnector
- dataTypes:
  - ThreatIntelligenceIndicator
  connectorId: ThreatIntelligence
id: 568730be-b39d-45e3-a392-941e00837d52
tactics:
- Impact
queryFrequency: 1h
eventGroupingSettings:
  aggregationKind: SingleAlert
triggerOperator: gt
customDetails:
  InfobloxB1FeedName: InfobloxB1FeedName
  InfobloxB1PolicyName: InfobloxB1PolicyName
  SourceMACAddress: SourceMACAddress
  InfobloxB1Action: InfobloxB1PolicyAction
  InfobloxB1Network: InfobloxB1Network
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).'
triggerThreshold: 0
kind: Scheduled
relevantTechniques:
- T1498
- T1565
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  
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
status: Available
version: 1.0.1
queryPeriod: 14d

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/568730be-b39d-45e3-a392-941e00837d52')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/568730be-b39d-45e3-a392-941e00837d52')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01-preview",
      "properties": {
        "displayName": "Infoblox - TI - InfobloxCDC Match Found - Lookalike Domains",
        "description": "'InfobloxCDC Lookalike Domain match found in your Infoblox TIDE Threat Intelligence. Customize query count, scheduling, responses and more. Modify data sources, types and threat properties as desired. This rule depends on a parser based on a Kusto Function to work as expected called [**InfobloxCDC**](https://aka.ms/sentinel-InfobloxCloudDataConnector-parser).'\n",
        "severity": "Medium",
        "enabled": true,
        "query": "let dt_lookBack = 1h;\nlet ioc_lookBack = 14d;\nlet TI = ThreatIntelligenceIndicator\n| where TimeGenerated >= ago(ioc_lookBack)\n| summarize LatestIndicatorTime = arg_max(TimeGenerated, *) by IndicatorId\n| where Active == true and ExpirationDateTime > now()  \n| where Description == \"Infoblox - HOST - Policy\"\n| where Tags has_cs \"Property: Policy_LookalikeDomains\" \n| where isnotempty(DomainName)\n;\nlet Data = InfobloxCDC\n| extend HitTime = TimeGenerated\n| where TimeGenerated >= ago(dt_lookBack)\n| where isnotempty(DestinationDnsDomain)\n//Remove trailing period at end of domain\n| extend DestinationDnsDomain = trim_end(@\"\\.$\", 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",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Impact"
        ],
        "techniques": [
          "T1498",
          "T1565"
        ],
        "alertRuleTemplateName": "568730be-b39d-45e3-a392-941e00837d52",
        "incidentConfiguration": {
          "createIncident": true
        },
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "customDetails": {
          "InfobloxB1Action": "InfobloxB1PolicyAction",
          "SourceMACAddress": "SourceMACAddress",
          "InfobloxB1FeedName": "InfobloxB1FeedName",
          "InfobloxB1Network": "InfobloxB1Network",
          "InfobloxB1PolicyName": "InfobloxB1PolicyName"
        },
        "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"
          }
        ],
        "status": "Available",
        "templateVersion": "1.0.1",
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Infoblox Cloud Data Connector/Analytic Rules/Infoblox-TI-InfobloxCDCMatchFound-LookalikeDomains.yaml"
      }
    }
  ]
}