Pathlock TDnR - STRUST PSE Certificate Changes

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

queryFrequency: 1h
relevantTechniques:
- T1552
- T1553
requiredDataConnectors:
- connectorId: Pathlock_TDnR
  dataTypes:
  - Pathlock_TDnR_CL
description: Detects changes to STRUST PSE (Personal Security Environment) certificate files in SAP, forwarded by Pathlock Threat Detection and Response. PSE modifications may indicate certificate tampering, introduction of rogue trusted certificates, or preparation for man-in-the-middle attacks against SAP communication channels.
tactics:
- CredentialAccess
- DefenseEvasion
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: Bname
    identifier: Name
- entityType: Host
  fieldMappings:
  - columnName: Hostname
    identifier: HostName
- entityType: IP
  fieldMappings:
  - columnName: SrcIp
    identifier: Address
triggerThreshold: 0
id: 2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c42
version: 1.0.0
incidentConfiguration:
  groupingConfiguration:
    matchingMethod: AnyAlert
    groupByAlertDetails: []
    reopenClosedIncident: false
    enabled: true
    groupByCustomDetails: []
    groupByEntities: []
    lookbackDuration: 5h
  createIncident: true
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Pathlock_TDnR/Analytic%20Rules/Pathlock_TDnR_PSE_CHANGES.yaml
queryPeriod: 1h
status: Available
eventGroupingSettings:
  aggregationKind: SingleAlert
query: |
  Pathlock_TDnR_CL
  | where DataSource == "PSE_CHANGES"
  | project TimeGenerated, Sysid, DataSource, Eventid, Instance, Hostname, Bname,
            Tcode, Report, Area, Subid, SrcIp, DestIp, AffectedUser, LogLine,
            MsgType, MsgId, MsgNo, MessageV1, MessageV2, MessageV3, MessageV4, CentralTs
severity: High
triggerOperator: gt
kind: Scheduled
suppressionDuration: 5h
suppressionEnabled: false
name: Pathlock TDnR - STRUST PSE Certificate Changes

{
  "$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-2e3f4a5b6c42')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c42')]",
      "properties": {
        "alertRuleTemplateName": "2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c42",
        "customDetails": null,
        "description": "Detects changes to STRUST PSE (Personal Security Environment) certificate files in SAP, forwarded by Pathlock Threat Detection and Response. PSE modifications may indicate certificate tampering, introduction of rogue trusted certificates, or preparation for man-in-the-middle attacks against SAP communication channels.",
        "displayName": "Pathlock TDnR - STRUST PSE Certificate 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_PSE_CHANGES.yaml",
        "query": "Pathlock_TDnR_CL\n| where DataSource == \"PSE_CHANGES\"\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",
          "DefenseEvasion"
        ],
        "techniques": [
          "T1552",
          "T1553"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}