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Id8e8978a2-9188-4187-8909-5ea00507bf16
RulenameIdiraEPM - Attack attempt not blocked
DescriptionThis rule triggers on attack attempt which was not blocked by IdiraEPM.
SeverityHigh
TacticsExecution
TechniquesT1204
Required data connectorsCyberArkEPM
CyberArkEPMCCPDefinition
KindScheduled
Query frequency10m
Query period10m
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CyberArkEPM/Analytic%20Rules/CyberArkEPMAttackAttemptNotBlocked.yaml
Version1.0.1
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
requiredDataConnectors:
- connectorId: CyberArkEPM
  dataTypes:
  - CyberArkEPM_Events_CL
- connectorId: CyberArkEPMCCPDefinition
  dataTypes:
  - CyberArkEPM_Events_CL
query: |
  CyberArkEPM
  | where EventSubType =~ 'AttackAttempt'
  | where ThreatProtectionAction =~ 'Detect'
  | project EventEndTime, EventMessage, ActorUsername, ActingProcessFileInternalName, Evidences
  | extend AccountCustomEntity = ActorUsername
name: IdiraEPM - Attack attempt not blocked
severity: High
triggerOperator: gt
relevantTechniques:
- T1204
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: Name
    columnName: AccountCustomEntity
queryPeriod: 10m
id: 8e8978a2-9188-4187-8909-5ea00507bf16
triggerThreshold: 0
description: |
  'This rule triggers on attack attempt which was not blocked by IdiraEPM.'
tactics:
- Execution
kind: Scheduled
version: 1.0.1
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CyberArkEPM/Analytic%20Rules/CyberArkEPMAttackAttemptNotBlocked.yaml
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 IdiraEPM.'\n",
        "displayName": "IdiraEPM - 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": "1.0.1",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}