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Id4264e133-eec2-438f-af85-05e869308f94
RulenamePalo Alto Prisma Cloud - Network ACL allow all outbound traffic
DescriptionDetects network ACLs with outbound rule to allow all traffic.
SeverityMedium
TacticsInitialAccess
TechniquesT1133
Required data connectorsPaloAltoPrismaCloud
KindScheduled
Query frequency1h
Query period1h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PaloAltoPrismaCloud/Analytic%20Rules/PaloAltoPrismaCloudAclAllowAllOut.yaml
Version1.0.1
Arm template4264e133-eec2-438f-af85-05e869308f94.json
Deploy To Azure
PaloAltoPrismaCloud
| where Reason =~ 'NEW_ALERT'
| where Status =~ 'open'
| where AlertMessage has 'Network ACLs with Outbound rule to allow All Traffic'
| extend AccountCustomEntity = UserName
status: Available
triggerOperator: gt
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PaloAltoPrismaCloud/Analytic%20Rules/PaloAltoPrismaCloudAclAllowAllOut.yaml
kind: Scheduled
entityMappings:
- fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
  entityType: Account
severity: Medium
name: Palo Alto Prisma Cloud - Network ACL allow all outbound traffic
description: |
  'Detects network ACLs with outbound rule to allow all traffic.'
queryPeriod: 1h
triggerThreshold: 0
version: 1.0.1
requiredDataConnectors:
- connectorId: PaloAltoPrismaCloud
  dataTypes:
  - PaloAltoPrismaCloud
queryFrequency: 1h
relevantTechniques:
- T1133
id: 4264e133-eec2-438f-af85-05e869308f94
query: |
  PaloAltoPrismaCloud
  | where Reason =~ 'NEW_ALERT'
  | where Status =~ 'open'
  | where AlertMessage has 'Network ACLs with Outbound rule to allow All Traffic'
  | extend AccountCustomEntity = UserName
tactics:
- InitialAccess
{
  "$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/4264e133-eec2-438f-af85-05e869308f94')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/4264e133-eec2-438f-af85-05e869308f94')]",
      "properties": {
        "alertRuleTemplateName": "4264e133-eec2-438f-af85-05e869308f94",
        "customDetails": null,
        "description": "'Detects network ACLs with outbound rule to allow all traffic.'\n",
        "displayName": "Palo Alto Prisma Cloud - Network ACL allow all outbound traffic",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountCustomEntity",
                "identifier": "Name"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/PaloAltoPrismaCloud/Analytic%20Rules/PaloAltoPrismaCloudAclAllowAllOut.yaml",
        "query": "PaloAltoPrismaCloud\n| where Reason =~ 'NEW_ALERT'\n| where Status =~ 'open'\n| where AlertMessage has 'Network ACLs with Outbound rule to allow All Traffic'\n| extend AccountCustomEntity = UserName\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "techniques": [
          "T1133"
        ],
        "templateVersion": "1.0.1",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}