CyberArkEPM - Multiple attack types

CyberArkEPM
| where EventSubType =~ 'AttackAttempt'
| summarize LatestAttackTime=max(EventEndTime), att=makeset(EventMessage) by ActorUsername
| where array_length(att) > 1
| extend AccountCustomEntity = ActorUsername

name: CyberArkEPM - Multiple attack types
relevantTechniques:
- T1204
requiredDataConnectors:
- dataTypes:
  - CyberArkEPM
  connectorId: CyberArkEPM
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CyberArkEPM/Analytic Rules/CyberArkEPMMultipleAttackAttempts.yaml
query: |
  CyberArkEPM
  | where EventSubType =~ 'AttackAttempt'
  | summarize LatestAttackTime=max(EventEndTime), att=makeset(EventMessage) by ActorUsername
  | where array_length(att) > 1
  | extend AccountCustomEntity = ActorUsername  
tactics:
- Execution
description: |
    'This rule triggers on multiple attack attemts triggered by same user.'
entityMappings:
- fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
  entityType: Account
queryFrequency: 10m
triggerOperator: gt
version: 1.0.0
queryPeriod: 10m
kind: Scheduled
severity: High
triggerThreshold: 0
id: c02f96b4-057b-4e63-87af-6376ef7a081b

{
  "$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/c02f96b4-057b-4e63-87af-6376ef7a081b')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/c02f96b4-057b-4e63-87af-6376ef7a081b')]",
      "properties": {
        "alertRuleTemplateName": "c02f96b4-057b-4e63-87af-6376ef7a081b",
        "customDetails": null,
        "description": "'This rule triggers on multiple attack attemts triggered by same user.'\n",
        "displayName": "CyberArkEPM - Multiple attack types",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountCustomEntity",
                "identifier": "Name"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CyberArkEPM/Analytic Rules/CyberArkEPMMultipleAttackAttempts.yaml",
        "query": "CyberArkEPM\n| where EventSubType =~ 'AttackAttempt'\n| summarize LatestAttackTime=max(EventEndTime), att=makeset(EventMessage) by ActorUsername\n| where array_length(att) > 1\n| extend AccountCustomEntity = ActorUsername\n",
        "queryFrequency": "PT10M",
        "queryPeriod": "PT10M",
        "severity": "High",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Execution"
        ],
        "techniques": [
          "T1204"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}