VMware ESXi - SSH Enable on ESXi Host

VMwareESXi
| where SyslogMessage has_all ("vim-cmd","hostsvc/enable_ssh")
| extend SrcUsername = extract(@'\[info\]\s+\[(.*?)\]', 1, SyslogMessage)
| extend DstHostname = extract(@'\[\d+\]\s+\[(.*?)\s+on', 1, SyslogMessage)

triggerOperator: gt
description: |
    'Detects when vim-cmd is used to enable SSH on an ESXi host'
entityMappings:
- fieldMappings:
  - identifier: FullName
    columnName: DstHostname
  entityType: Host
- fieldMappings:
  - identifier: Name
    columnName: SrcUsername
  entityType: Account
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMWareESXi/Analytic Rules/ESXiSSHEnableOnHost.yaml
triggerThreshold: 0
requiredDataConnectors:
- datatypes:
  - Syslog
  connectorId: SyslogAma
tactics:
- LateralMovement
relevantTechniques:
- T1021
query: |
  VMwareESXi
  | where SyslogMessage has_all ("vim-cmd","hostsvc/enable_ssh")
  | extend SrcUsername = extract(@'\[info\]\s+\[(.*?)\]', 1, SyslogMessage)
  | extend DstHostname = extract(@'\[\d+\]\s+\[(.*?)\s+on', 1, SyslogMessage)  
id: 4f5b5d79-ff4e-4edd-ae3e-9e1187f0b924
status: Available
severity: High
name: VMware ESXi - SSH Enable on ESXi Host
version: 1.0.0
queryFrequency: 10m
queryPeriod: 10m
kind: Scheduled

{
  "$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/4f5b5d79-ff4e-4edd-ae3e-9e1187f0b924')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/4f5b5d79-ff4e-4edd-ae3e-9e1187f0b924')]",
      "properties": {
        "alertRuleTemplateName": "4f5b5d79-ff4e-4edd-ae3e-9e1187f0b924",
        "customDetails": null,
        "description": "'Detects when vim-cmd is used to enable SSH on an ESXi host'\n",
        "displayName": "VMware ESXi - SSH Enable on ESXi Host",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "DstHostname",
                "identifier": "FullName"
              }
            ]
          },
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "SrcUsername",
                "identifier": "Name"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMWareESXi/Analytic Rules/ESXiSSHEnableOnHost.yaml",
        "query": "VMwareESXi\n| where SyslogMessage has_all (\"vim-cmd\",\"hostsvc/enable_ssh\")\n| extend SrcUsername = extract(@'\\[info\\]\\s+\\[(.*?)\\]', 1, SyslogMessage)\n| extend DstHostname = extract(@'\\[\\d+\\]\\s+\\[(.*?)\\s+on', 1, SyslogMessage)\n",
        "queryFrequency": "PT10M",
        "queryPeriod": "PT10M",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "LateralMovement"
        ],
        "techniques": [
          "T1021"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}