Pathlock TDnR - Kerberos Keytab Changes

Pathlock_TDnR_CL
| where DataSource == "CHANGEDOC_KERBEROS"
| project TimeGenerated, Sysid, DataSource, Eventid, Instance, Hostname, Bname,
          Tcode, Report, Area, Subid, SrcIp, DestIp, AffectedUser, LogLine,
          MsgType, MsgId, MsgNo, MessageV1, MessageV2, MessageV3, MessageV4, CentralTs

incidentConfiguration:
  groupingConfiguration:
    groupByAlertDetails: []
    lookbackDuration: 5h
    reopenClosedIncident: false
    groupByCustomDetails: []
    groupByEntities: []
    matchingMethod: AnyAlert
    enabled: true
  createIncident: true
triggerOperator: gt
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Pathlock_TDnR/Analytic%20Rules/Pathlock_TDnR_CHANGEDOC_KERBEROS.yaml
triggerThreshold: 0
id: 2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c12
suppressionEnabled: false
kind: Scheduled
queryPeriod: 1h
version: 1.0.0
eventGroupingSettings:
  aggregationKind: SingleAlert
tactics:
- CredentialAccess
- Persistence
queryFrequency: 1h
severity: High
name: Pathlock TDnR - Kerberos Keytab Changes
requiredDataConnectors:
- connectorId: Pathlock_TDnR
  dataTypes:
  - Pathlock_TDnR_CL
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: Name
    columnName: Bname
- entityType: Host
  fieldMappings:
  - identifier: HostName
    columnName: Hostname
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: SrcIp
description: Detects changes to Kerberos keytab configuration in SAP, forwarded by Pathlock Threat Detection and Response. Modifications to Kerberos settings may indicate credential theft, SSO bypass attempts, or persistent access mechanisms leveraging Kerberos delegation.
relevantTechniques:
- T1558
- T1098
status: Available
query: |
  Pathlock_TDnR_CL
  | where DataSource == "CHANGEDOC_KERBEROS"
  | project TimeGenerated, Sysid, DataSource, Eventid, Instance, Hostname, Bname,
            Tcode, Report, Area, Subid, SrcIp, DestIp, AffectedUser, LogLine,
            MsgType, MsgId, MsgNo, MessageV1, MessageV2, MessageV3, MessageV4, CentralTs
suppressionDuration: 5h

{
  "$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/2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c12')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c12')]",
      "properties": {
        "alertRuleTemplateName": "2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c12",
        "customDetails": null,
        "description": "Detects changes to Kerberos keytab configuration in SAP, forwarded by Pathlock Threat Detection and Response. Modifications to Kerberos settings may indicate credential theft, SSO bypass attempts, or persistent access mechanisms leveraging Kerberos delegation.",
        "displayName": "Pathlock TDnR - Kerberos Keytab Changes",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "Bname",
                "identifier": "Name"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "Hostname",
                "identifier": "HostName"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "SrcIp",
                "identifier": "Address"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT5H",
            "matchingMethod": "AnyAlert",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Pathlock_TDnR/Analytic%20Rules/Pathlock_TDnR_CHANGEDOC_KERBEROS.yaml",
        "query": "Pathlock_TDnR_CL\n| where DataSource == \"CHANGEDOC_KERBEROS\"\n| project TimeGenerated, Sysid, DataSource, Eventid, Instance, Hostname, Bname,\n          Tcode, Report, Area, Subid, SrcIp, DestIp, AffectedUser, LogLine,\n          MsgType, MsgId, MsgNo, MessageV1, MessageV2, MessageV3, MessageV4, CentralTs\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess",
          "Persistence"
        ],
        "techniques": [
          "T1098",
          "T1558"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}