Hypervisor Host Deleted

Veeam_GetSecurityEvents
| where instanceId == 24070 
| project
    Date = format_datetime(TimeGenerated, 'dd.MM.yyyy HH:mm'),
    ["DataSource"] = original_host,
    EventId = instanceId,
    UserName = user,
  ["MessageDetails"] = Description,
    Severity = SeverityDescription

tactics:
- Impact
name: Hypervisor Host Deleted
id: 4e41c85f-d495-4a23-a218-41b938140dce
requiredDataConnectors:
- connectorId: Syslog
  dataTypes:
  - Syslog
- connectorId: SyslogAma
  dataTypes:
  - Syslog
query: |-
  Veeam_GetSecurityEvents
  | where instanceId == 24070 
  | project
      Date = format_datetime(TimeGenerated, 'dd.MM.yyyy HH:mm'),
      ["DataSource"] = original_host,
      EventId = instanceId,
      UserName = user,
    ["MessageDetails"] = Description,
      Severity = SeverityDescription  
eventGroupingSettings:
  aggregationKind: AlertPerResult
relevantTechniques:
- T1485
description: Detects when a hypervisor host is deleted from Veeam Backup & Replication. This might indicate unauthorized changes to the virtualization environment.
triggerOperator: gt
queryPeriod: 1d
severity: Informational
entityMappings:
- fieldMappings:
  - identifier: FullName
    columnName: DataSource
  entityType: Host
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Veeam/Analytic Rules/Hypervisor_Host_Deleted.yaml
version: 1.0.0
triggerThreshold: 0
kind: Scheduled
queryFrequency: 1d
status: Available
customDetails:
  messageDetails: MessageDetails

{
  "$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/4e41c85f-d495-4a23-a218-41b938140dce')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/4e41c85f-d495-4a23-a218-41b938140dce')]",
      "properties": {
        "alertRuleTemplateName": "4e41c85f-d495-4a23-a218-41b938140dce",
        "customDetails": {
          "messageDetails": "MessageDetails"
        },
        "description": "Detects when a hypervisor host is deleted from Veeam Backup & Replication. This might indicate unauthorized changes to the virtualization environment.",
        "displayName": "Hypervisor Host Deleted",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "DataSource",
                "identifier": "FullName"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Veeam/Analytic Rules/Hypervisor_Host_Deleted.yaml",
        "query": "Veeam_GetSecurityEvents\n| where instanceId == 24070 \n| project\n    Date = format_datetime(TimeGenerated, 'dd.MM.yyyy HH:mm'),\n    [\"DataSource\"] = original_host,\n    EventId = instanceId,\n    UserName = user,\n  [\"MessageDetails\"] = Description,\n    Severity = SeverityDescription",
        "queryFrequency": "P1D",
        "queryPeriod": "P1D",
        "severity": "Informational",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Impact"
        ],
        "techniques": [
          "T1485"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}