PCI App with Open Findings Before Audit Window

let auditWindowDays = 30;
let PCIApps = _GetWatchlist("PCIApplications")
    | project WL_ApplicationId = column_ifexists("ApplicationId", ""),
        WL_AppName = column_ifexists("AppName", ""),
        WL_AuditDate = column_ifexists("AuditDate", ""),
        WL_Owner = column_ifexists("Owner", "");
let AuditCalendar = _GetWatchlist("AuditCalendar")
    | where column_ifexists("Framework", "") =~ "PCI-DSS"
    | extend UpcomingAudit = todatetime(column_ifexists("AuditDate", ""))
    | where UpcomingAudit between (now() .. now() + auditWindowDays * 1d)
    | project WL_Cal_ApplicationId = column_ifexists("ApplicationId", ""),
        Framework = column_ifexists("Framework", ""), UpcomingAudit;
StratoSecure_Findings_CL
    | where FixStatus =~ "open"
    | where Severity in ("Critical", "High")
    | join kind=inner PCIApps on $left.ApplicationId == $right.WL_ApplicationId
    | join kind=inner AuditCalendar on $left.ApplicationId == $right.WL_Cal_ApplicationId
    | summarize TotalOpenFindings = count(), MaxSeverityInt = max(SeverityInt),
        RuleIds = make_set(RuleId, 20), EndTime = max(TimeGenerated)
        by ApplicationId, WL_AppName, WL_Owner, Framework, UpcomingAudit, StraTenantId
    | extend MaxSeverity = case(
        MaxSeverityInt >= 9, "Critical",
        MaxSeverityInt >= 7, "High",
        MaxSeverityInt >= 4, "Medium",
        "Low")
    | project TimeGenerated = EndTime, ApplicationId, AppName = WL_AppName, Owner = WL_Owner,
        StraTenantId, Framework, UpcomingAudit, TotalOpenFindings, MaxSeverity, RuleIds

entityMappings:
- fieldMappings:
  - identifier: AppId
    columnName: ApplicationId
  entityType: CloudApplication
id: 0457b577-3864-42c9-9779-1c9441d86429
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/StratoSecure/Analytic%20Rules/S11_PCI_AuditWindow.yaml
triggerOperator: gt
tactics:
- Impact
kind: Scheduled
requiredDataConnectors:
- dataTypes:
  - StratoSecure_Findings_CL
  connectorId: StratoSecurePush
queryPeriod: 1455m
severity: High
relevantTechniques:
- T1485
triggerThreshold: 0
version: 1.0.0
name: PCI App with Open Findings Before Audit Window
status: Available
query: |
  let auditWindowDays = 30;
  let PCIApps = _GetWatchlist("PCIApplications")
      | project WL_ApplicationId = column_ifexists("ApplicationId", ""),
          WL_AppName = column_ifexists("AppName", ""),
          WL_AuditDate = column_ifexists("AuditDate", ""),
          WL_Owner = column_ifexists("Owner", "");
  let AuditCalendar = _GetWatchlist("AuditCalendar")
      | where column_ifexists("Framework", "") =~ "PCI-DSS"
      | extend UpcomingAudit = todatetime(column_ifexists("AuditDate", ""))
      | where UpcomingAudit between (now() .. now() + auditWindowDays * 1d)
      | project WL_Cal_ApplicationId = column_ifexists("ApplicationId", ""),
          Framework = column_ifexists("Framework", ""), UpcomingAudit;
  StratoSecure_Findings_CL
      | where FixStatus =~ "open"
      | where Severity in ("Critical", "High")
      | join kind=inner PCIApps on $left.ApplicationId == $right.WL_ApplicationId
      | join kind=inner AuditCalendar on $left.ApplicationId == $right.WL_Cal_ApplicationId
      | summarize TotalOpenFindings = count(), MaxSeverityInt = max(SeverityInt),
          RuleIds = make_set(RuleId, 20), EndTime = max(TimeGenerated)
          by ApplicationId, WL_AppName, WL_Owner, Framework, UpcomingAudit, StraTenantId
      | extend MaxSeverity = case(
          MaxSeverityInt >= 9, "Critical",
          MaxSeverityInt >= 7, "High",
          MaxSeverityInt >= 4, "Medium",
          "Low")
      | project TimeGenerated = EndTime, ApplicationId, AppName = WL_AppName, Owner = WL_Owner,
          StraTenantId, Framework, UpcomingAudit, TotalOpenFindings, MaxSeverity, RuleIds
description: |
  Detects PCI-scoped applications with open Critical/High findings when an
  upcoming PCI-DSS audit is within 30 days. Correlates PCIApplications and
  AuditCalendar watchlists to surface compliance risk before audit deadlines.
queryFrequency: 1d

{
  "$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/0457b577-3864-42c9-9779-1c9441d86429')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/0457b577-3864-42c9-9779-1c9441d86429')]",
      "properties": {
        "alertRuleTemplateName": "0457b577-3864-42c9-9779-1c9441d86429",
        "customDetails": null,
        "description": "Detects PCI-scoped applications with open Critical/High findings when an\nupcoming PCI-DSS audit is within 30 days. Correlates PCIApplications and\nAuditCalendar watchlists to surface compliance risk before audit deadlines.\n",
        "displayName": "PCI App with Open Findings Before Audit Window",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "CloudApplication",
            "fieldMappings": [
              {
                "columnName": "ApplicationId",
                "identifier": "AppId"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/StratoSecure/Analytic%20Rules/S11_PCI_AuditWindow.yaml",
        "query": "let auditWindowDays = 30;\nlet PCIApps = _GetWatchlist(\"PCIApplications\")\n    | project WL_ApplicationId = column_ifexists(\"ApplicationId\", \"\"),\n        WL_AppName = column_ifexists(\"AppName\", \"\"),\n        WL_AuditDate = column_ifexists(\"AuditDate\", \"\"),\n        WL_Owner = column_ifexists(\"Owner\", \"\");\nlet AuditCalendar = _GetWatchlist(\"AuditCalendar\")\n    | where column_ifexists(\"Framework\", \"\") =~ \"PCI-DSS\"\n    | extend UpcomingAudit = todatetime(column_ifexists(\"AuditDate\", \"\"))\n    | where UpcomingAudit between (now() .. now() + auditWindowDays * 1d)\n    | project WL_Cal_ApplicationId = column_ifexists(\"ApplicationId\", \"\"),\n        Framework = column_ifexists(\"Framework\", \"\"), UpcomingAudit;\nStratoSecure_Findings_CL\n    | where FixStatus =~ \"open\"\n    | where Severity in (\"Critical\", \"High\")\n    | join kind=inner PCIApps on $left.ApplicationId == $right.WL_ApplicationId\n    | join kind=inner AuditCalendar on $left.ApplicationId == $right.WL_Cal_ApplicationId\n    | summarize TotalOpenFindings = count(), MaxSeverityInt = max(SeverityInt),\n        RuleIds = make_set(RuleId, 20), EndTime = max(TimeGenerated)\n        by ApplicationId, WL_AppName, WL_Owner, Framework, UpcomingAudit, StraTenantId\n    | extend MaxSeverity = case(\n        MaxSeverityInt >= 9, \"Critical\",\n        MaxSeverityInt >= 7, \"High\",\n        MaxSeverityInt >= 4, \"Medium\",\n        \"Low\")\n    | project TimeGenerated = EndTime, ApplicationId, AppName = WL_AppName, Owner = WL_Owner,\n        StraTenantId, Framework, UpcomingAudit, TotalOpenFindings, MaxSeverity, RuleIds\n",
        "queryFrequency": "P1D",
        "queryPeriod": "PT1455M",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Impact"
        ],
        "techniques": [
          "T1485"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}