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Dataverse - Honeypot instance activity

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Id11650b85-d8cc-49c4-8c04-a8a739635983
RulenameDataverse - Honeypot instance activity
DescriptionIdentifies activities in a predefined Honeypot Dataverse instance. Alerts when either sign-in to the Honeypot is detected or when monitored Dataverse tables in the Honeypot are accessed.



Note: Requires a dedicated Honeypot Dataverse instance in Power Platform with auditing enabled.
SeverityMedium
TacticsDiscovery
Exfiltration
TechniquesT1538
T1526
T1567
Required data connectorsDataverse
KindScheduled
Query frequency1h
Query period1d
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Business Applications/Analytic Rules/Dataverse - Honeypot instance activity.yaml
Version3.2.0
Arm template11650b85-d8cc-49c4-8c04-a8a739635983.json
Deploy To Azure
let honeypot_dataverse_instances = dynamic(["https://myinstance.crm.dynamics.com/"]);
let honeypot_authorized_users = dynamic(["scanner@mydomain.com"]);
let monitored_dataverse_entities = dynamic(["contact", "account", "opportunity", "lead", "competitor"]);
let query_frequency = 1h;
DataverseActivity
| where TimeGenerated >= ago(query_frequency)
| where InstanceUrl in (honeypot_dataverse_instances)
| where UserId !in (honeypot_authorized_users)
| where UserId !endswith "@onmicrosoft.com"
    and UserId != "Unknown"
    and isnotempty(ClientIp)
| where Message in ("UserSignIn") or EntityName in (monitored_dataverse_entities)
| summarize
    TimeStart = min(TimeGenerated),
    TimeEnd = max(TimeGenerated),
    Entities = make_set(EntityName, 10),
    Messages = make_set(Message, 10)
    by UserId, ClientIp, InstanceUrl
| extend Severity = iif(array_length(set_difference(Messages, dynamic(["UserSignIn"]))) > 0, "Medium", "Low")
| extend CloudAppId = int(32780)
| extend AccountName = tostring(split(UserId, '@')[0])
| extend UPNSuffix = tostring(split(UserId, '@')[1])
| project
    TimeStart,
    TimeEnd,
    UserId,
    ClientIp,
    InstanceUrl,
    Messages,
    Entities,
    Severity,
    CloudAppId,
    AccountName,
    UPNSuffix
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: Name
    columnName: AccountName
  - identifier: UPNSuffix
    columnName: UPNSuffix
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: ClientIp
- entityType: CloudApplication
  fieldMappings:
  - identifier: AppId
    columnName: CloudAppId
  - identifier: InstanceName
    columnName: InstanceUrl
queryFrequency: 1h
name: Dataverse - Honeypot instance activity
alertDetailsOverride:
  alertDisplayNameFormat: 'Dataverse - Honeytoken activity detected in {{InstanceUrl}} '
  alertDescriptionFormat: '{{UserId}} from {{ClientIp}} was detected in the Dataverse honeypot instance: {{InstanceUrl}}'
  alertSeverityColumnName: Severity
kind: Scheduled
tactics:
- Discovery
- Exfiltration
triggerThreshold: 0
query: |
  let honeypot_dataverse_instances = dynamic(["https://myinstance.crm.dynamics.com/"]);
  let honeypot_authorized_users = dynamic(["scanner@mydomain.com"]);
  let monitored_dataverse_entities = dynamic(["contact", "account", "opportunity", "lead", "competitor"]);
  let query_frequency = 1h;
  DataverseActivity
  | where TimeGenerated >= ago(query_frequency)
  | where InstanceUrl in (honeypot_dataverse_instances)
  | where UserId !in (honeypot_authorized_users)
  | where UserId !endswith "@onmicrosoft.com"
      and UserId != "Unknown"
      and isnotempty(ClientIp)
  | where Message in ("UserSignIn") or EntityName in (monitored_dataverse_entities)
  | summarize
      TimeStart = min(TimeGenerated),
      TimeEnd = max(TimeGenerated),
      Entities = make_set(EntityName, 10),
      Messages = make_set(Message, 10)
      by UserId, ClientIp, InstanceUrl
  | extend Severity = iif(array_length(set_difference(Messages, dynamic(["UserSignIn"]))) > 0, "Medium", "Low")
  | extend CloudAppId = int(32780)
  | extend AccountName = tostring(split(UserId, '@')[0])
  | extend UPNSuffix = tostring(split(UserId, '@')[1])
  | project
      TimeStart,
      TimeEnd,
      UserId,
      ClientIp,
      InstanceUrl,
      Messages,
      Entities,
      Severity,
      CloudAppId,
      AccountName,
      UPNSuffix  
relevantTechniques:
- T1538
- T1526
- T1567
triggerOperator: gt
queryPeriod: 1d
eventGroupingSettings:
  aggregationKind: SingleAlert
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Business Applications/Analytic Rules/Dataverse - Honeypot instance activity.yaml
severity: Medium
status: Available
id: 11650b85-d8cc-49c4-8c04-a8a739635983
requiredDataConnectors:
- connectorId: Dataverse
  dataTypes:
  - DataverseActivity
version: 3.2.0
description: |
  Identifies activities in a predefined Honeypot Dataverse instance. Alerts when either sign-in to the Honeypot is detected or when monitored Dataverse tables in the Honeypot are accessed.

  Note: Requires a dedicated Honeypot Dataverse instance in Power Platform with auditing enabled.  
{
  "$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/11650b85-d8cc-49c4-8c04-a8a739635983')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/11650b85-d8cc-49c4-8c04-a8a739635983')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "{{UserId}} from {{ClientIp}} was detected in the Dataverse honeypot instance: {{InstanceUrl}}",
          "alertDisplayNameFormat": "Dataverse - Honeytoken activity detected in {{InstanceUrl}} ",
          "alertSeverityColumnName": "Severity"
        },
        "alertRuleTemplateName": "11650b85-d8cc-49c4-8c04-a8a739635983",
        "customDetails": null,
        "description": "Identifies activities in a predefined Honeypot Dataverse instance. Alerts when either sign-in to the Honeypot is detected or when monitored Dataverse tables in the Honeypot are accessed.\n\nNote: Requires a dedicated Honeypot Dataverse instance in Power Platform with auditing enabled.\n",
        "displayName": "Dataverse - Honeypot instance activity",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountName",
                "identifier": "Name"
              },
              {
                "columnName": "UPNSuffix",
                "identifier": "UPNSuffix"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "ClientIp",
                "identifier": "Address"
              }
            ]
          },
          {
            "entityType": "CloudApplication",
            "fieldMappings": [
              {
                "columnName": "CloudAppId",
                "identifier": "AppId"
              },
              {
                "columnName": "InstanceUrl",
                "identifier": "InstanceName"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Business Applications/Analytic Rules/Dataverse - Honeypot instance activity.yaml",
        "query": "let honeypot_dataverse_instances = dynamic([\"https://myinstance.crm.dynamics.com/\"]);\nlet honeypot_authorized_users = dynamic([\"scanner@mydomain.com\"]);\nlet monitored_dataverse_entities = dynamic([\"contact\", \"account\", \"opportunity\", \"lead\", \"competitor\"]);\nlet query_frequency = 1h;\nDataverseActivity\n| where TimeGenerated >= ago(query_frequency)\n| where InstanceUrl in (honeypot_dataverse_instances)\n| where UserId !in (honeypot_authorized_users)\n| where UserId !endswith \"@onmicrosoft.com\"\n    and UserId != \"Unknown\"\n    and isnotempty(ClientIp)\n| where Message in (\"UserSignIn\") or EntityName in (monitored_dataverse_entities)\n| summarize\n    TimeStart = min(TimeGenerated),\n    TimeEnd = max(TimeGenerated),\n    Entities = make_set(EntityName, 10),\n    Messages = make_set(Message, 10)\n    by UserId, ClientIp, InstanceUrl\n| extend Severity = iif(array_length(set_difference(Messages, dynamic([\"UserSignIn\"]))) > 0, \"Medium\", \"Low\")\n| extend CloudAppId = int(32780)\n| extend AccountName = tostring(split(UserId, '@')[0])\n| extend UPNSuffix = tostring(split(UserId, '@')[1])\n| project\n    TimeStart,\n    TimeEnd,\n    UserId,\n    ClientIp,\n    InstanceUrl,\n    Messages,\n    Entities,\n    Severity,\n    CloudAppId,\n    AccountName,\n    UPNSuffix\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "P1D",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Discovery",
          "Exfiltration"
        ],
        "techniques": [
          "T1526",
          "T1538",
          "T1567"
        ],
        "templateVersion": "3.2.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}