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Id8e8978a2-9188-4187-8909-5ea00507bf16
RulenameCyberArkEPM - Attack attempt not blocked
DescriptionThis rule triggers on attack attempt which was not blocked by CyberArkEPM.
SeverityHigh
TacticsExecution
TechniquesT1204
Required data connectorsCyberArkEPM
KindScheduled
Query frequency10m
Query period10m
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CyberArkEPM/Analytic%20Rules/CyberArkEPMAttackAttemptNotBlocked.yaml
Version1.0.0
Arm template8e8978a2-9188-4187-8909-5ea00507bf16.json
Deploy To Azure
CyberArkEPM
| where EventSubType =~ 'AttackAttempt'
| where ThreatProtectionAction =~ 'Detect'
| project EventEndTime, EventMessage, ActorUsername, ActingProcessFileInternalName, Evidences
| extend AccountCustomEntity = ActorUsername
version: 1.0.0
name: CyberArkEPM - Attack attempt not blocked
requiredDataConnectors:
- connectorId: CyberArkEPM
  dataTypes:
  - CyberArkEPM
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CyberArkEPM/Analytic%20Rules/CyberArkEPMAttackAttemptNotBlocked.yaml
description: |
  'This rule triggers on attack attempt which was not blocked by CyberArkEPM.'
triggerThreshold: 0
severity: High
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: AccountCustomEntity
  entityType: Account
kind: Scheduled
queryPeriod: 10m
tactics:
- Execution
triggerOperator: gt
query: |
  CyberArkEPM
  | where EventSubType =~ 'AttackAttempt'
  | where ThreatProtectionAction =~ 'Detect'
  | project EventEndTime, EventMessage, ActorUsername, ActingProcessFileInternalName, Evidences
  | extend AccountCustomEntity = ActorUsername
id: 8e8978a2-9188-4187-8909-5ea00507bf16
relevantTechniques:
- T1204
queryFrequency: 10m
{
  "$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/8e8978a2-9188-4187-8909-5ea00507bf16')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/8e8978a2-9188-4187-8909-5ea00507bf16')]",
      "properties": {
        "alertRuleTemplateName": "8e8978a2-9188-4187-8909-5ea00507bf16",
        "customDetails": null,
        "description": "'This rule triggers on attack attempt which was not blocked by CyberArkEPM.'\n",
        "displayName": "CyberArkEPM - Attack attempt not blocked",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountCustomEntity",
                "identifier": "Name"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CyberArkEPM/Analytic%20Rules/CyberArkEPMAttackAttemptNotBlocked.yaml",
        "query": "CyberArkEPM\n| where EventSubType =~ 'AttackAttempt'\n| where ThreatProtectionAction =~ 'Detect'\n| project EventEndTime, EventMessage, ActorUsername, ActingProcessFileInternalName, Evidences\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"
    }
  ]
}