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Modules/CIPPCore/Public/Webhooks/Test-CIPPAuditLogRules.ps1
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,101 +1,192 @@ | ||
| function Start-AuditLogOrchestrator { | ||
| <# | ||
| .SYNOPSIS | ||
| Start the Audit Log Polling Orchestrator | ||
| #> | ||
| [CmdletBinding(SupportsShouldProcess = $true)] | ||
| param() | ||
| try { | ||
| $AuditLogSearchesTable = Get-CIPPTable -TableName 'AuditLogSearches' | ||
| $AuditLogSearches = Get-CIPPAzDataTableEntity @AuditLogSearchesTable -Filter "CippStatus eq 'Pending'" | ||
| function Test-CIPPAuditLogRules { | ||
| [CmdletBinding()] | ||
| Param( | ||
| [Parameter(Mandatory = $true)] | ||
| $TenantFilter, | ||
| [Parameter(Mandatory = $true)] | ||
| $SearchId | ||
| ) | ||
|
|
||
| $ConfigTable = Get-CippTable -TableName 'WebhookRules' | ||
| $ConfigEntries = Get-CIPPAzDataTableEntity @ConfigTable | ||
| $Results = [PSCustomObject]@{ | ||
| TotalLogs = 0 | ||
| MatchedLogs = 0 | ||
| MatchedRules = @() | ||
| DataToProcess = @() | ||
| } | ||
|
|
||
| $TenantList = Get-Tenants -IncludeErrors | ||
| # Round time down to nearest minute | ||
| $Now = Get-Date | ||
| $StartTime = ($Now.AddSeconds(-$Now.Seconds)).AddHours(-1) | ||
| $EndTime = $Now.AddSeconds(-$Now.Seconds) | ||
| $ExtendedPropertiesIgnoreList = @( | ||
| 'OAuth2:Authorize' | ||
| 'OAuth2:Token' | ||
| 'SAS:EndAuth' | ||
| 'SAS:ProcessAuth' | ||
| 'deviceAuth:ReprocessTls' | ||
| 'Consent:Set' | ||
| ) | ||
|
|
||
| if (($AuditLogSearches | Measure-Object).Count -eq 0) { | ||
| Write-Information 'No audit log searches available' | ||
| } else { | ||
| $Queue = New-CippQueueEntry -Name 'Audit Log Collection' -Reference 'AuditLogCollection' -TotalTasks ($AuditLogSearches).Count | ||
| $Batch = $AuditLogSearches | Sort-Object -Property Tenant -Unique | Select-Object @{Name = 'TenantFilter'; Expression = { $_.Tenant } }, @{Name = 'QueueId'; Expression = { $Queue.RowKey } }, @{Name = 'FunctionName'; Expression = { 'AuditLogTenant' } } | ||
| $TrustedIPTable = Get-CIPPTable -TableName 'trustedIps' | ||
| $ConfigTable = Get-CIPPTable -TableName 'WebhookRules' | ||
| $ConfigEntries = Get-CIPPAzDataTableEntity @ConfigTable | ||
| $Configuration = $ConfigEntries | Where-Object { ($_.Tenants -match $TenantFilter -or $_.Tenants -match 'AllTenants') } | ForEach-Object { | ||
| [pscustomobject]@{ | ||
| Tenants = ($_.Tenants | ConvertFrom-Json).fullValue | ||
| Conditions = $_.Conditions | ||
| Actions = $_.Actions | ||
| LogType = $_.Type | ||
| } | ||
| } | ||
| #write-warning 'Getting audit records from Graph API' | ||
| $SearchResults = Get-CippAuditLogSearchResults -TenantFilter $TenantFilter -QueryId $SearchId | ||
| $LogCount = ($SearchResults | Measure-Object).Count | ||
| $RunGuid = New-Guid | ||
| Write-Warning "Logs to process: $LogCount - RunGuid: $($RunGuid) - $($TenantFilter)" | ||
| $Results.TotalLogs = $LogCount | ||
| if ($LogCount -gt 0) { | ||
| $LocationTable = Get-CIPPTable -TableName 'knownlocationdb' | ||
| $ProcessedData = foreach ($AuditRecord in $SearchResults) { | ||
| $RootProperties = $AuditRecord | Select-Object * -ExcludeProperty auditData | ||
| $Data = $AuditRecord.auditData | Select-Object *, CIPPAction, CIPPClause, CIPPGeoLocation, CIPPBadRepIP, CIPPHostedIP, CIPPIPDetected, CIPPLocationInfo, CIPPExtendedProperties, CIPPDeviceProperties, CIPPParameters, CIPPModifiedProperties, AuditRecord -ErrorAction SilentlyContinue | ||
| try { | ||
| if ($Data.ExtendedProperties) { | ||
| $Data.CIPPExtendedProperties = ($Data.ExtendedProperties | ConvertTo-Json) | ||
| $Data.ExtendedProperties | ForEach-Object { | ||
| if ($_.Value -in $ExtendedPropertiesIgnoreList) { | ||
| #write-warning "No need to process this operation as its in our ignore list. Some extended information: $($data.operation):$($_.Value) - $($TenantFilter)" | ||
| continue | ||
| } | ||
| $Data | Add-Member -NotePropertyName $_.Name -NotePropertyValue $_.Value -Force -ErrorAction SilentlyContinue | ||
| } | ||
| } | ||
| if ($Data.DeviceProperties) { | ||
| $Data.CIPPDeviceProperties = ($Data.DeviceProperties | ConvertTo-Json) | ||
| $Data.DeviceProperties | ForEach-Object { $Data | Add-Member -NotePropertyName $_.Name -NotePropertyValue $_.Value -Force -ErrorAction SilentlyContinue } | ||
| } | ||
| if ($Data.parameters) { | ||
| $Data.CIPPParameters = ($Data.parameters | ConvertTo-Json) | ||
| $Data.parameters | ForEach-Object { $Data | Add-Member -NotePropertyName $_.Name -NotePropertyValue $_.Value -Force -ErrorAction SilentlyContinue } | ||
| } | ||
| if ($Data.ModifiedProperties) { | ||
| $Data.CIPPModifiedProperties = ($Data.ModifiedProperties | ConvertTo-Json) | ||
| try { | ||
| $Data.ModifiedProperties | ForEach-Object { $Data | Add-Member -NotePropertyName "$($_.Name)" -NotePropertyValue "$($_.NewValue)" -Force -ErrorAction SilentlyContinue } | ||
| } catch { | ||
| ##write-warning ($Data.ModifiedProperties | ConvertTo-Json -Depth 10) | ||
| } | ||
| try { | ||
| $Data.ModifiedProperties | ForEach-Object { $Data | Add-Member -NotePropertyName $("Previous_Value_$($_.Name)") -NotePropertyValue "$($_.OldValue)" -Force -ErrorAction SilentlyContinue } | ||
| } catch { | ||
| ##write-warning ($Data.ModifiedProperties | ConvertTo-Json -Depth 10) | ||
| } | ||
| } | ||
|
|
||
| $InputObject = [PSCustomObject]@{ | ||
| OrchestratorName = 'AuditLogs' | ||
| Batch = @($Batch) | ||
| SkipLog = $true | ||
| } | ||
| if ($PSCmdlet.ShouldProcess('Start-AuditLogOrchestrator', 'Starting Audit Log Polling')) { | ||
| Start-NewOrchestration -FunctionName 'CIPPOrchestrator' -InputObject ($InputObject | ConvertTo-Json -Depth 5 -Compress) | ||
| if ($Data.clientip) { | ||
| if ($Data.clientip -match '^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$') { | ||
| $Data.clientip = $Data.clientip -replace ':\d+$', '' # Remove the port number if present | ||
| } | ||
| # Check if IP is on trusted IP list | ||
| $TrustedIP = Get-CIPPAzDataTableEntity @TrustedIPTable -Filter "PartitionKey eq '$TenantFilter' and RowKey eq '$($Data.clientip)' and state eq 'Trusted'" | ||
| if ($TrustedIP) { | ||
| #write-warning "IP $($Data.clientip) is trusted" | ||
| $Trusted = $true | ||
| } | ||
| if (!$Trusted) { | ||
| $Location = Get-CIPPAzDataTableEntity @LocationTable -Filter "RowKey eq '$($Data.clientIp)'" | Select-Object -Last 1 | ||
| if ($Location) { | ||
| $Country = $Location.CountryOrRegion | ||
| $City = $Location.City | ||
| $Proxy = $Location.Proxy | ||
| $hosting = $Location.Hosting | ||
| $ASName = $Location.ASName | ||
| } else { | ||
| try { | ||
| $Location = Get-CIPPGeoIPLocation -IP $Data.clientip | ||
| } catch { | ||
| #write-warning "Unable to get IP location for $($Data.clientip): $($_.Exception.Message)" | ||
| } | ||
| $Country = if ($Location.CountryCode) { $Location.CountryCode } else { 'Unknown' } | ||
| $City = if ($Location.City) { $Location.City } else { 'Unknown' } | ||
| $Proxy = if ($Location.Proxy -ne $null) { $Location.Proxy } else { 'Unknown' } | ||
| $hosting = if ($Location.Hosting -ne $null) { $Location.Hosting } else { 'Unknown' } | ||
| $ASName = if ($Location.ASName) { $Location.ASName } else { 'Unknown' } | ||
| $IP = $Data.ClientIP | ||
| $LocationInfo = @{ | ||
| RowKey = [string]$Data.clientip | ||
| PartitionKey = [string]$Data.id | ||
| Tenant = [string]$TenantFilter | ||
| CountryOrRegion = "$Country" | ||
| City = "$City" | ||
| Proxy = "$Proxy" | ||
| Hosting = "$hosting" | ||
| ASName = "$ASName" | ||
| } | ||
| try { | ||
| $null = Add-CIPPAzDataTableEntity @LocationTable -Entity $LocationInfo -Force | ||
| } catch { | ||
| #write-warning "Failed to add location info for $($Data.clientip) to cache: $($_.Exception.Message)" | ||
|
|
||
| } | ||
| } | ||
| $Data.CIPPGeoLocation = $Country | ||
| $Data.CIPPBadRepIP = $Proxy | ||
| $Data.CIPPHostedIP = $hosting | ||
| $Data.CIPPIPDetected = $IP | ||
| $Data.CIPPLocationInfo = ($Location | ConvertTo-Json) | ||
| $Data.AuditRecord = ($RootProperties | ConvertTo-Json) | ||
| } | ||
| } | ||
| $Data | Select-Object * -ExcludeProperty ExtendedProperties, DeviceProperties, parameters | ||
| } catch { | ||
| #write-warning "Audit log: Error processing data: $($_.Exception.Message)`r`n$($_.InvocationInfo.PositionMessage)" | ||
| Write-LogMessage -API 'Webhooks' -message 'Error Processing Audit Log Data' -LogData (Get-CippException -Exception $_) -sev Error -tenant $TenantFilter | ||
| } | ||
| } | ||
| #write-warning "Processed Data: $(($ProcessedData | Measure-Object).Count) - This should be higher than 0 in many cases, because the where object has not run yet." | ||
| #write-warning "Creating filters - $(($ProcessedData.operation | Sort-Object -Unique) -join ',') - $($TenantFilter)" | ||
|
|
||
| Write-Information 'Audit Logs: Creating new searches' | ||
| foreach ($Tenant in $TenantList) { | ||
| $Configuration = $ConfigEntries | Where-Object { ($_.Tenants -match $TenantFilter -or $_.Tenants -match 'AllTenants') } | ||
| if ($Configuration) { | ||
| $ServiceFilters = $Configuration | Select-Object -Property type | Sort-Object -Property type -Unique | ForEach-Object { $_.type.split('.')[1] } | ||
| try { | ||
| $LogSearch = @{ | ||
| StartTime = $StartTime | ||
| EndTime = $EndTime | ||
| ServiceFilters = $ServiceFilters | ||
| TenantFilter = $Tenant.defaultDomainName | ||
| ProcessLogs = $true | ||
| RecordTypeFilters = @( | ||
| 'exchangeAdmin', 'azureActiveDirectory', 'azureActiveDirectoryAccountLogon', 'dataCenterSecurityCmdlet', | ||
| 'complianceDLPSharePoint', 'complianceDLPExchange', 'azureActiveDirectoryStsLogon', 'skypeForBusinessPSTNUsage', | ||
| 'skypeForBusinessUsersBlocked', 'securityComplianceCenterEOPCmdlet', 'microsoftFlow', 'aeD', 'microsoftStream', | ||
| 'threatFinder', 'project', 'dataGovernance', 'securityComplianceAlerts', 'threatIntelligenceUrl', | ||
| 'securityComplianceInsights', 'mipLabel', 'workplaceAnalytics', 'powerAppsApp', 'powerAppsPlan', | ||
| 'threatIntelligenceAtpContent', 'labelContentExplorer', 'hygieneEvent', | ||
| 'dataInsightsRestApiAudit', 'informationBarrierPolicyApplication', 'microsoftTeamsAdmin', 'hrSignal', | ||
| 'informationWorkerProtection', 'campaign', 'dlpEndpoint', 'airInvestigation', 'quarantine', 'microsoftForms', | ||
| 'applicationAudit', 'complianceSupervisionExchange', 'customerKeyServiceEncryption', 'officeNative', | ||
| 'mipAutoLabelSharePointItem', 'mipAutoLabelSharePointPolicyLocation', 'secureScore', | ||
| 'mipAutoLabelExchangeItem', 'cortanaBriefing', 'search', 'wdatpAlerts', 'powerPlatformAdminDlp', | ||
| 'powerPlatformAdminEnvironment', 'mdatpAudit', 'sensitivityLabelPolicyMatch', 'sensitivityLabelAction', | ||
| 'sensitivityLabeledFileAction', 'attackSim', 'airManualInvestigation', 'securityComplianceRBAC', 'userTraining', | ||
| 'airAdminActionInvestigation', 'mstic', 'physicalBadgingSignal', 'aipDiscover', 'aipSensitivityLabelAction', | ||
| 'aipProtectionAction', 'aipFileDeleted', 'aipHeartBeat', 'mcasAlerts', 'onPremisesFileShareScannerDlp', | ||
| 'onPremisesSharePointScannerDlp', 'exchangeSearch', 'privacyDataMinimization', 'labelAnalyticsAggregate', | ||
| 'myAnalyticsSettings', 'securityComplianceUserChange', 'complianceDLPExchangeClassification', | ||
| 'complianceDLPEndpoint', 'mipExactDataMatch', 'msdeResponseActions', 'msdeGeneralSettings', 'msdeIndicatorsSettings', | ||
| 'ms365DCustomDetection', 'msdeRolesSettings', 'mapgAlerts', 'mapgPolicy', 'mapgRemediation', | ||
| 'privacyRemediationAction', 'privacyDigestEmail', 'mipAutoLabelSimulationProgress', 'mipAutoLabelSimulationCompletion', | ||
| 'mipAutoLabelProgressFeedback', 'dlpSensitiveInformationType', 'mipAutoLabelSimulationStatistics', | ||
| 'largeContentMetadata', 'microsoft365Group', 'cdpMlInferencingResult', 'filteringMailMetadata', | ||
| 'cdpClassificationMailItem', 'cdpClassificationDocument', 'officeScriptsRunAction', 'filteringPostMailDeliveryAction', | ||
| 'cdpUnifiedFeedback', 'tenantAllowBlockList', 'consumptionResource', 'healthcareSignal', 'dlpImportResult', | ||
| 'cdpCompliancePolicyExecution', 'multiStageDisposition', 'privacyDataMatch', 'filteringDocMetadata', | ||
| 'filteringEmailFeatures', 'powerBIDlp', 'filteringUrlInfo', 'filteringAttachmentInfo', 'coreReportingSettings', | ||
| 'complianceConnector', 'powerPlatformLockboxResourceAccessRequest', 'powerPlatformLockboxResourceCommand', | ||
| 'cdpPredictiveCodingLabel', 'cdpCompliancePolicyUserFeedback', 'webpageActivityEndpoint', 'omePortal', | ||
| 'cmImprovementActionChange', 'filteringUrlClick', 'mipLabelAnalyticsAuditRecord', 'filteringEntityEvent', | ||
| 'filteringRuleHits', 'filteringMailSubmission', 'labelExplorer', 'microsoftManagedServicePlatform', | ||
| 'powerPlatformServiceActivity', 'scorePlatformGenericAuditRecord', 'filteringTimeTravelDocMetadata', 'alert', | ||
| 'alertStatus', 'alertIncident', 'incidentStatus', 'case', 'caseInvestigation', 'recordsManagement', | ||
| 'privacyRemediation', 'dataShareOperation', 'cdpDlpSensitive', 'ehrConnector', 'filteringMailGradingResult', | ||
| 'microsoftTodoAudit', 'timeTravelFilteringDocMetadata', 'microsoftDefenderForIdentityAudit', | ||
| 'supervisoryReviewDayXInsight', 'defenderExpertsforXDRAdmin', 'cdpEdgeBlockedMessage', 'hostedRpa', | ||
| 'cdpContentExplorerAggregateRecord', 'cdpHygieneAttachmentInfo', 'cdpHygieneSummary', 'cdpPostMailDeliveryAction', | ||
| 'cdpEmailFeatures', 'cdpHygieneUrlInfo', 'cdpUrlClick', 'cdpPackageManagerHygieneEvent', 'filteringDocScan', | ||
| 'timeTravelFilteringDocScan', 'mapgOnboard' | ||
| ) | ||
| $Where = $Configuration | ForEach-Object { | ||
| $conditions = $_.Conditions | ConvertFrom-Json | Where-Object { $_.Input.value -ne '' } | ||
| $actions = $_.Actions | ||
| $conditionStrings = [System.Collections.Generic.List[string]]::new() | ||
| $CIPPClause = [System.Collections.Generic.List[string]]::new() | ||
| foreach ($condition in $conditions) { | ||
| $value = if ($condition.Input.value -is [array]) { | ||
| $arrayAsString = $condition.Input.value | ForEach-Object { | ||
| "'$_'" | ||
| } | ||
| $NewSearch = New-CippAuditLogSearch @LogSearch | ||
| Write-Information "Created audit log search $($Tenant.defaultDomainName) - $($NewSearch.displayName)" | ||
| } catch { | ||
| Write-Information "Error creating audit log search $($Tenant.defaultDomainName) - $($_.Exception.Message)" | ||
| "@($($arrayAsString -join ', '))" | ||
| } else { "'$($condition.Input.value)'" } | ||
|
|
||
| $conditionStrings.Add("`$(`$_.$($condition.Property.label)) -$($condition.Operator.value) $value") | ||
| $CIPPClause.Add("$($condition.Property.label) is $($condition.Operator.label) $value") | ||
| } | ||
| $finalCondition = $conditionStrings -join ' -AND ' | ||
|
|
||
| [PSCustomObject]@{ | ||
| clause = $finalCondition | ||
| expectedAction = $actions | ||
| CIPPClause = $CIPPClause | ||
| } | ||
|
|
||
| } | ||
|
|
||
| $MatchedRules = [System.Collections.Generic.List[string]]::new() | ||
| $DataToProcess = foreach ($clause in $Where) { | ||
| #write-warning "Webhook: Processing clause: $($clause.clause)" | ||
| $ReturnedData = $ProcessedData | Where-Object { Invoke-Expression $clause.clause } | ||
| if ($ReturnedData) { | ||
| #write-warning "Webhook: There is matching data: $(($ReturnedData.operation | Select-Object -Unique) -join ', ')" | ||
| $ReturnedData = foreach ($item in $ReturnedData) { | ||
| $item.CIPPAction = $clause.expectedAction | ||
| $item.CIPPClause = $clause.CIPPClause -join ' and ' | ||
| $MatchedRules.Add($clause.CIPPClause -join ' and ') | ||
| $item | ||
| } | ||
| } | ||
| $ReturnedData | ||
| } | ||
| } catch { | ||
| Write-LogMessage -API 'Audit Logs' -message 'Error processing audit logs' -sev Error -LogData (Get-CippException -Exception $_) | ||
| Write-Information ( 'Audit logs error {0} line {1} - {2}' -f $_.InvocationInfo.ScriptName, $_.InvocationInfo.ScriptLineNumber, $_.Exception.Message) | ||
| $Results.MatchedRules = @($MatchedRules | Select-Object -Unique) | ||
| $Results.MatchedLogs = ($DataToProcess | Measure-Object).Count | ||
| $Results.DataToProcess = $DataToProcess | ||
| } | ||
| Write-Warning "Finished - RunGuid: $($RunGuid) - $($TenantFilter)" | ||
| $Results | ||
| } |