Pathlock TDnR - Outbound SAP SMTP Email | Microsoft Sentinel Analytic Rules

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Id	2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c39
Rulename	Pathlock TDnR - Outbound SAP SMTP Email
Description	Detects outbound SMTP email activity from SAP systems, forwarded by Pathlock Threat Detection and Response. Anomalous outbound email patterns may indicate data exfiltration, unauthorized use of SAP email functions to send sensitive business data outside the organization.
Severity	Medium
Tactics	Exfiltration
Techniques	T1048
Required data connectors	Pathlock_TDnR
Kind	Scheduled
Query frequency	1h
Query period	1h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Pathlock_TDnR/Analytic%20Rules/Pathlock_TDnR_OUTBOUND_SMTP_MAIL.yaml
Version	1.0.0
Arm template	2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c39.json

KQL

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

YAML

queryFrequency: 1h
entityMappings:
- fieldMappings:
  - columnName: Bname
    identifier: Name
  entityType: Account
- fieldMappings:
  - columnName: Hostname
    identifier: HostName
  entityType: Host
- fieldMappings:
  - columnName: SrcIp
    identifier: Address
  entityType: IP
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    groupByEntities: []
    reopenClosedIncident: false
    matchingMethod: AnyAlert
    lookbackDuration: 5h
    groupByAlertDetails: []
    enabled: true
    groupByCustomDetails: []
triggerThreshold: 0
suppressionEnabled: false
triggerOperator: gt
severity: Medium
suppressionDuration: 5h
eventGroupingSettings:
  aggregationKind: SingleAlert
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Pathlock_TDnR/Analytic%20Rules/Pathlock_TDnR_OUTBOUND_SMTP_MAIL.yaml
query: |
  Pathlock_TDnR_CL
  | where DataSource == "OUTBOUND_SMTP_MAIL"
  | project TimeGenerated, Sysid, DataSource, Eventid, Instance, Hostname, Bname,
            Tcode, Report, Area, Subid, SrcIp, DestIp, AffectedUser, LogLine,
            MsgType, MsgId, MsgNo, MessageV1, MessageV2, MessageV3, MessageV4, CentralTs
tactics:
- Exfiltration
queryPeriod: 1h
relevantTechniques:
- T1048
name: Pathlock TDnR - Outbound SAP SMTP Email
requiredDataConnectors:
- connectorId: Pathlock_TDnR
  dataTypes:
  - Pathlock_TDnR_CL
id: 2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c39
version: 1.0.0
description: Detects outbound SMTP email activity from SAP systems, forwarded by Pathlock Threat Detection and Response. Anomalous outbound email patterns may indicate data exfiltration, unauthorized use of SAP email functions to send sensitive business data outside the organization.
kind: Scheduled
status: Available

ARM

{
  "$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-2e3f4a5b6c39')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c39')]",
      "properties": {
        "alertRuleTemplateName": "2a3b4c5d-6e7f-4a0b-8c1d-2e3f4a5b6c39",
        "customDetails": null,
        "description": "Detects outbound SMTP email activity from SAP systems, forwarded by Pathlock Threat Detection and Response. Anomalous outbound email patterns may indicate data exfiltration, unauthorized use of SAP email functions to send sensitive business data outside the organization.",
        "displayName": "Pathlock TDnR - Outbound SAP SMTP Email",
        "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_OUTBOUND_SMTP_MAIL.yaml",
        "query": "Pathlock_TDnR_CL\n| where DataSource == \"OUTBOUND_SMTP_MAIL\"\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": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "Exfiltration"
        ],
        "techniques": [
          "T1048"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}