GCP Security Command Center - Detect projects with API Keys present

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Id	395f3ced-3923-4b83-b05d-8d077fd48c1e
Rulename	GCP Security Command Center - Detect projects with API Keys present
Description	Detects Google Cloud projects that have API Keys present using Security Command Center API_KEY_EXISTS findings. Projects with API Keys may expose credentials that enable unauthorized access if keys are leaked.
Severity	Medium
Tactics	CredentialAccess
Techniques	T1552
Required data connectors	GoogleSCCDefinition
Kind	Scheduled
Query frequency	1h
Query period	1h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Google Cloud Platform Security Command Center/Analytic Rules/GCPAPIKeyExists.yaml
Version	1.0.0
Arm template	395f3ced-3923-4b83-b05d-8d077fd48c1e.json

KQL

GoogleCloudSCC
 | where tostring(Findings.state) == "ACTIVE"
 | extend FindingCategory = tostring(Findings.category)
 | where FindingCategory == "API_KEY_EXISTS"
 | extend FindingsJson = parse_json(Findings), FindingsResourceJson = parse_json(FindingsResource)
 | extend ResourceName = tostring(FindingsJson.resourceName)
 | extend ProjectId = extract(@"projects/([^/]+)", 1, ResourceName)
 | extend ProjectName = tostring(FindingsResourceJson.displayName)
 | extend Severity = tostring(FindingsJson.severity),
          FindingName = tostring(FindingsJson.name),
          ExternalUri = tostring(FindingsJson.externalUri),
          Description = tostring(FindingsJson.description)
 // Produce one row per project with an API key finding
 | summarize TimeGenerated = max(TimeGenerated),
             FindingsCount = count(),
             ExternalUri = any(ExternalUri),
             Description = any(Description)
   by ProjectId, ProjectName, Severity, ResourceName
 | project TimeGenerated, ProjectId, ProjectName, ResourceName, FindingsCount, Severity, ExternalUri, Description

YAML

alertDetailsOverride:
  alertDescriptionFormat: Project {{ProjectName}} ({{ProjectId}}) has {{FindingsCount}} API key finding(s). Review API keys and consider rotating or removing keys and using IAM-based authentication.
  alertDisplayNameFormat: GCP project {{ProjectName}} has API key(s) present
description: |
  Detects Google Cloud projects that have API Keys present using Security Command Center API_KEY_EXISTS findings.
  Projects with API Keys may expose credentials that enable unauthorized access if keys are leaked.  
kind: Scheduled
tactics:
- CredentialAccess
requiredDataConnectors:
- connectorId: GoogleSCCDefinition
  dataTypes:
  - GoogleCloudSCC
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Google Cloud Platform Security Command Center/Analytic Rules/GCPAPIKeyExists.yaml
severity: Medium
name: GCP Security Command Center - Detect projects with API Keys present
customDetails:
  SampleExternalUri: ExternalUri
  ProjectId: ProjectId
  ProjectName: ProjectName
  FindingsCount: FindingsCount
  SampleDescription: Description
triggerThreshold: 0
queryPeriod: 1h
query: |
  GoogleCloudSCC
   | where tostring(Findings.state) == "ACTIVE"
   | extend FindingCategory = tostring(Findings.category)
   | where FindingCategory == "API_KEY_EXISTS"
   | extend FindingsJson = parse_json(Findings), FindingsResourceJson = parse_json(FindingsResource)
   | extend ResourceName = tostring(FindingsJson.resourceName)
   | extend ProjectId = extract(@"projects/([^/]+)", 1, ResourceName)
   | extend ProjectName = tostring(FindingsResourceJson.displayName)
   | extend Severity = tostring(FindingsJson.severity),
            FindingName = tostring(FindingsJson.name),
            ExternalUri = tostring(FindingsJson.externalUri),
            Description = tostring(FindingsJson.description)
   // Produce one row per project with an API key finding
   | summarize TimeGenerated = max(TimeGenerated),
               FindingsCount = count(),
               ExternalUri = any(ExternalUri),
               Description = any(Description)
     by ProjectId, ProjectName, Severity, ResourceName
   | project TimeGenerated, ProjectId, ProjectName, ResourceName, FindingsCount, Severity, ExternalUri, Description  
relevantTechniques:
- T1552
id: 395f3ced-3923-4b83-b05d-8d077fd48c1e
queryFrequency: 1h
status: Available
triggerOperator: gt
version: 1.0.0
tags:
- CIS GCP Foundation 3.0 1.12
- NIST 800-53 R5 PL-8, SA-8
- PCI-DSS v4.0 2.2.2, 6.2.1
- ISO-27001 v2022 A.8.27
- Cloud Controls Matrix 4 DSP-07
- NIST Cybersecurity Framework 1.0 PR-IP-2
- CIS Controls 8.0 16.10
entityMappings:
- entityType: CloudApplication
  fieldMappings:
  - columnName: ProjectName
    identifier: Name
  - columnName: ProjectId
    identifier: AppId

ARM