Claroty - Multiple failed logins by user

let threshold = 5;
ClarotyEvent
| where EventType has 'Login to SRA'
| where EventType !has 'succeeded'
| extend SrcUsername = extract(@'User\s(.*?)\sfailed', 1, EventMessage)
| summarize count() by SrcUsername, bin(TimeGenerated, 5m)
| where count_ > threshold
| extend AccountCustomEntity = SrcUsername

triggerOperator: gt
id: 4b5bb3fc-c690-4f54-9a74-016213d699b4
queryFrequency: 1h
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
requiredDataConnectors:
- dataTypes:
  - ClarotyEvent
  connectorId: Claroty
severity: High
triggerThreshold: 0
kind: Scheduled
status: Available
queryPeriod: 1h
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Claroty/Analytic Rules/ClarotyMultipleFailedLogin.yaml
query: |
  let threshold = 5;
  ClarotyEvent
  | where EventType has 'Login to SRA'
  | where EventType !has 'succeeded'
  | extend SrcUsername = extract(@'User\s(.*?)\sfailed', 1, EventMessage)
  | summarize count() by SrcUsername, bin(TimeGenerated, 5m)
  | where count_ > threshold
  | extend AccountCustomEntity = SrcUsername  
description: |
    'Detects multiple failed logins by same user.'
name: Claroty - Multiple failed logins by user
relevantTechniques:
- T1190
- T1133
tactics:
- InitialAccess
version: 1.0.0

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/4b5bb3fc-c690-4f54-9a74-016213d699b4')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/4b5bb3fc-c690-4f54-9a74-016213d699b4')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01",
      "properties": {
        "displayName": "Claroty - Multiple failed logins by user",
        "description": "'Detects multiple failed logins by same user.'\n",
        "severity": "High",
        "enabled": true,
        "query": "let threshold = 5;\nClarotyEvent\n| where EventType has 'Login to SRA'\n| where EventType !has 'succeeded'\n| extend SrcUsername = extract(@'User\\s(.*?)\\sfailed', 1, EventMessage)\n| summarize count() by SrcUsername, bin(TimeGenerated, 5m)\n| where count_ > threshold\n| extend AccountCustomEntity = SrcUsername\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "techniques": [
          "T1190",
          "T1133"
        ],
        "alertRuleTemplateName": "4b5bb3fc-c690-4f54-9a74-016213d699b4",
        "customDetails": null,
        "entityMappings": [
          {
            "fieldMappings": [
              {
                "identifier": "Name",
                "columnName": "AccountCustomEntity"
              }
            ],
            "entityType": "Account"
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Claroty/Analytic Rules/ClarotyMultipleFailedLogin.yaml",
        "templateVersion": "1.0.0",
        "status": "Available"
      }
    }
  ]
}