Microsoft Sentinel Analytic Rules
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Virtual Machines Alerts for Prancer

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Idc13b025c-ea31-4e4b-8e08-955b8fa91fa0
RulenameVirtual Machines Alerts for Prancer
DescriptionHigh severity virtual machine alerts found by Prancer.
SeverityHigh
TacticsReconnaissance
TechniquesT1595
Required data connectorsPrancerLogData
KindScheduled
Query frequency5h
Query period5h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Prancer PenSuiteAI Integration/Analytic Rules/VM_High_Severity.yaml
Version1.0.2
Arm templatec13b025c-ea31-4e4b-8e08-955b8fa91fa0.json
Deploy To Azure
union prancer_CL
| where deviceProduct_s == 'azure'
| where parse_json(data_data_snapshots_s)[0].type == 'Microsoft.Compute/virtualMachines'
| where data_data_severity_s == 'High' and data_data_result_s == 'failed'
| extend snapshot = parse_json(data_data_snapshots_s)
| mv-expand snapshot 
| extend
    id = tostring(snapshot.id),
    structure = tostring(snapshot.structure),
    reference = tostring(snapshot.reference),
    source = tostring(snapshot.source),
    collection = tostring(snapshot.collection),
    type = tostring(snapshot.type),
    region = tostring(snapshot.region),
    resourceTypes = tostring(snapshot.resourceTypes),
    path = tostring(snapshot.path)
customDetails: 
triggerOperator: gt
queryFrequency: 5h
description: |
    'High severity virtual machine alerts found by Prancer.'
status: Available
kind: Scheduled
triggerThreshold: 0
requiredDataConnectors:
- connectorId: PrancerLogData
  dataTypes:
  - prancer_CL
version: 1.0.2
eventGroupingSettings:
  aggregationKind: SingleAlert
queryPeriod: 5h
name: Virtual Machines Alerts for Prancer
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Prancer PenSuiteAI Integration/Analytic Rules/VM_High_Severity.yaml
id: c13b025c-ea31-4e4b-8e08-955b8fa91fa0
alertDetailsOverride:
  alertSeverityColumnName: '{{data_data_severity_s}}'
  alertDescriptionFormat: '{{data_data_description_s}}'
  alertDisplayNameFormat: '{{data_data_message_s}}'
  alertDynamicProperties:
  - value: data_data_remediation_description_s
    alertProperty: RemediationSteps
tactics:
- Reconnaissance
relevantTechniques:
- T1595
severity: High
entityMappings:
- fieldMappings:
  - identifier: ResourceId
    columnName: path
  entityType: AzureResource
query: |
  union prancer_CL
  | where deviceProduct_s == 'azure'
  | where parse_json(data_data_snapshots_s)[0].type == 'Microsoft.Compute/virtualMachines'
  | where data_data_severity_s == 'High' and data_data_result_s == 'failed'
  | extend snapshot = parse_json(data_data_snapshots_s)
  | mv-expand snapshot 
  | extend
      id = tostring(snapshot.id),
      structure = tostring(snapshot.structure),
      reference = tostring(snapshot.reference),
      source = tostring(snapshot.source),
      collection = tostring(snapshot.collection),
      type = tostring(snapshot.type),
      region = tostring(snapshot.region),
      resourceTypes = tostring(snapshot.resourceTypes),
      path = tostring(snapshot.path)  
{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2023-02-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/c13b025c-ea31-4e4b-8e08-955b8fa91fa0')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/c13b025c-ea31-4e4b-8e08-955b8fa91fa0')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "{{data_data_description_s}}",
          "alertDisplayNameFormat": "{{data_data_message_s}}",
          "alertDynamicProperties": [
            {
              "alertProperty": "RemediationSteps",
              "value": "data_data_remediation_description_s"
            }
          ],
          "alertSeverityColumnName": "{{data_data_severity_s}}"
        },
        "alertRuleTemplateName": "c13b025c-ea31-4e4b-8e08-955b8fa91fa0",
        "customDetails": null,
        "description": "'High severity virtual machine alerts found by Prancer.'\n",
        "displayName": "Virtual Machines Alerts for Prancer",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "AzureResource",
            "fieldMappings": [
              {
                "columnName": "path",
                "identifier": "ResourceId"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Prancer PenSuiteAI Integration/Analytic Rules/VM_High_Severity.yaml",
        "query": "union prancer_CL\n| where deviceProduct_s == 'azure'\n| where parse_json(data_data_snapshots_s)[0].type == 'Microsoft.Compute/virtualMachines'\n| where data_data_severity_s == 'High' and data_data_result_s == 'failed'\n| extend snapshot = parse_json(data_data_snapshots_s)\n| mv-expand snapshot \n| extend\n    id = tostring(snapshot.id),\n    structure = tostring(snapshot.structure),\n    reference = tostring(snapshot.reference),\n    source = tostring(snapshot.source),\n    collection = tostring(snapshot.collection),\n    type = tostring(snapshot.type),\n    region = tostring(snapshot.region),\n    resourceTypes = tostring(snapshot.resourceTypes),\n    path = tostring(snapshot.path)\n",
        "queryFrequency": "PT5H",
        "queryPeriod": "PT5H",
        "severity": "High",
        "status": "Available",
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Reconnaissance"
        ],
        "techniques": [
          "T1595"
        ],
        "templateVersion": "1.0.2",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}