Scripts/Get-AzureADGraphLogs.ps1
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function Get-ADSignInLogsGraph { <# .SYNOPSIS Gets of sign-ins logs. .DESCRIPTION The Get-ADSignInLogsGraph GraphAPI cmdlet collects the contents of the Azure Active Directory sign-in logs. The output will be written to: Output\AzureAD\SignInLogsGraph.json .PARAMETER startDate The startDate parameter specifies the date from which all logs need to be collected. .PARAMETER endDate The Before parameter specifies the date endDate which all logs need to be collected. .PARAMETER OutputDir outputDir is the parameter specifying the output directory. Default: Output\AzureAD .PARAMETER Encoding Encoding is the parameter specifying the encoding of the JSON output file. Default: UTF8 .PARAMETER Application Application is the parameter specifying App-only access (access without a user) for authentication and authorization. Default: Delegated access (access on behalf a user) .PARAMETER MergeOutput MergeOutput is the parameter specifying if you wish to merge outputs to a single file Default: No .PARAMETER UserIds UserIds is the UserIds parameter filtering the log entries by the account of the user who performed the actions. .EXAMPLE Get-ADSignInLogsGraph Get all audit logs of sign-ins. .EXAMPLE Get-ADSignInLogsGraph -Application Get all audit logs of sign-ins via application authentication. .EXAMPLE Get-ADSignInLogsGraph -endDate 2023-04-12 Get audit logs before 2023-04-12. .EXAMPLE Get-ADSignInLogsGraph -startDate 2023-04-12 Get audit logs after 2023-04-12. #> [CmdletBinding()] param( [string]$startDate, [string]$endDate, [switch]$MergeOutput, [string]$OutputDir, [string]$UserIds, [string]$Encoding = "UTF8", [switch]$Application, [string]$Interval ) if (!($Application.IsPresent)) { Connect-MgGraph -Scopes AuditLog.Read.All, Directory.Read.All -NoWelcome } try { $areYouConnected = Get-MgBetaAuditLogSignIn -ErrorAction stop } catch { Write-LogFile -Message "[WARNING] You must call Connect-MgGraph before running this script" -Color "Red" break } if ($Encoding -eq "" ){ $Encoding = "UTF8" } if ($Interval -eq "") { $Interval = 1440 Write-LogFile -Message "[INFO] Setting the Interval to the default value of 1440" } write-logFile -Message "[INFO] Running Get-ADSignInLogsGraph" -Color "Green" $date = [datetime]::Now.ToString('yyyyMMddHHmmss') if ($OutputDir -eq "" ){ $OutputDir = "Output\AzureAD\$date" if (!(test-path $OutputDir)) { write-logFile -Message "[INFO] Creating the following directory: $OutputDir" New-Item -ItemType Directory -Force -Name $OutputDir | Out-Null } } else { if (Test-Path -Path $OutputDir) { write-LogFile -Message "[INFO] Custom directory set to: $OutputDir" } else { write-Error "[Error] Custom directory invalid: $OutputDir exiting script" -ErrorAction Stop write-LogFile -Message "[Error] Custom directory invalid: $OutputDir exiting script" } } if ($UserIds){ Write-LogFile -Message "[INFO] UserID's eq $($UserIds)" } StartDateAz EndDate $date = Get-Date -Format 'yyyyMMddHHmmss' $filePath = Join-Path -Path $outputDir -ChildPath "$($date)-SignInLogsGraph.json" [DateTime]$currentStart = $script:StartDate [DateTime]$currentEnd = $script:EndDate [DateTime]$lastLog = $script:EndDate $currentDay = 0 Write-LogFile -Message "[INFO] Extracting all available Directory Sign-in Logs between $($currentStart.ToUniversalTime().ToString("yyyy-MM-dd")) and $($currentEnd.ToUniversalTime().ToString("yyyy-MM-dd"))" -Color "Green" if($currentStart -gt $script:EndDate){ Write-LogFile -Message "[ERROR] $($currentStart.ToString("yyyy-MM-dd")) is greather than $($script:EndDate.ToString("yyyy-MM-dd")) - are you sure you put in the correct year? Exiting!" -Color "Red" return } while ($currentStart -lt $script:EndDate) { $currentEnd = $currentStart.AddMinutes($Interval) if ($UserIds){ Write-LogFile -Message "[INFO] Collecting Directory Sign-in logs between $($currentStart.ToUniversalTime().ToString("yyyy-MM-dd")) and $($currentEnd.ToUniversalTime().ToString("yyyy-MM-dd"))." try{ [Array]$results = Get-MgBetaAuditLogSignIn -ExpandProperty * -All -Filter "UserPrincipalName eq '$($Userids)' and createdDateTime lt $($currentEnd.ToString("yyyy-MM-dd")) and createdDateTime gt $($currentStart.ToString("yyyy-MM-dd"))" } catch{ Start-Sleep -Seconds 20 [Array]$results = Get-MgBetaAuditLogSignIn -ExpandProperty * -All -Filter "UserPrincipalName eq '$($Userids)' and createdDateTime lt $($currentEnd.ToString("yyyy-MM-dd")) and createdDateTime gt $($currentStart.ToString("yyyy-MM-dd"))" } } else { try{ [Array]$results = Get-MgBetaAuditLogSignIn -ExpandProperty * -All -Filter "createdDateTime lt $($currentEnd.ToString("yyyy-MM-dd")) and createdDateTime gt $($currentStart.ToString("yyyy-MM-dd"))" } catch{ Start-Sleep -Seconds 20 [Array]$results = Get-MgBetaAuditLogSignIn -ExpandProperty * -All -Filter "createdDateTime lt $($currentEnd.ToString("yyyy-MM-dd")) and createdDateTime gt $($currentStart.ToString("yyyy-MM-dd"))" } } if ($null -eq $results -or $results.Count -eq 0) { Write-LogFile -Message "[WARNING] Empty data set returned between $($currentStart.ToUniversalTime().ToString("yyyy-MM-dd")) and $($currentEnd.ToUniversalTime().ToString("yyyy-MM-dd")). Moving On!" } else { $currentCount = $results.Count if ($currentDay -ne 0){ $currentTotal = $currentCount + $results.Count } else { $currentTotal = $currentCount } Write-LogFile -Message "[INFO] Found $currentCount Directory Sign-in Logs between $($currentStart.ToUniversalTime().ToString("yyyy-MM-dd")) and $($currentEnd.ToUniversalTime().ToString("yyyy-MM-dd"))" -Color "Green" $filePath = "$OutputDir\SignInLogsGraph-$($CurrentStart.ToString("yyyyMMdd"))-$($CurrentEnd.ToString("yyyyMMdd")).json" $results | ConvertTo-Json -Depth 100 | Out-File -Append $filePath -Encoding $Encoding Write-LogFile -Message "[INFO] Successfully retrieved $($currentCount) records out of total $($currentTotal) for the current time range." } [Array]$results = @() $CurrentStart = $CurrentEnd $currentDay++ } if ($MergeOutput.IsPresent) { Write-LogFile -Message "[INFO] Merging output files into one file" $outputDirMerged = "$OutputDir\Merged\" If (!(test-path $outputDirMerged)) { Write-LogFile -Message "[INFO] Creating the following directory: $outputDirMerged" New-Item -ItemType Directory -Force -Path $outputDirMerged | Out-Null } $allJsonObjects = @() Get-ChildItem $OutputDir -Filter *.json | ForEach-Object { $content = Get-Content -Path $_.FullName -Raw $jsonObjects = $content | ConvertFrom-Json $allJsonObjects += $jsonObjects } $allJsonObjects | ConvertTo-Json -Depth 100 | Set-Content "$outputDirMerged\SignInLogs-Combined.json" } Write-LogFile -Message "[INFO] Acquisition complete, check the $($OutputDir) directory for your files.." -Color "Green" } function Get-ADAuditLogsGraph { <# .SYNOPSIS Get directory audit logs. .DESCRIPTION The Get-ADAuditLogsGraph GraphAPI cmdlet to collect the contents of the Azure Active Directory Audit logs. The output will be written to: "Output\AzureAD\AuditlogsGraph.json .PARAMETER startDate The startDate parameter specifies the date from which all logs need to be collected. .PARAMETER endDate The Before parameter specifies the date endDate which all logs need to be collected. .PARAMETER OutputDir outputDir is the parameter specifying the output directory. Default: Output\AzureAD .PARAMETER UserIds UserIds is the UserIds parameter filtering the log entries by the account of the user who performed the actions. .PARAMETER Encoding Encoding is the parameter specifying the encoding of the JSON output file. Default: UTF8 .PARAMETER Application Application is the parameter specifying App-only access (access without a user) for authentication and authorization. Default: Delegated access (access on behalf a user) .EXAMPLE Get-ADAuditLogsGraph Get directory audit logs. .EXAMPLE Get-ADAuditLogsGraph -Application Get directory audit logs via application authentication. .EXAMPLE Get-ADAuditLogsGraph -Before 2023-04-12 Get directory audit logs before 2023-04-12. .EXAMPLE Get-ADAuditLogsGraph -After 2023-04-12 Get directory audit logs after 2023-04-12. #> [CmdletBinding()] param( [string]$startDate, [string]$endDate, [string]$OutputDir, [string]$Encoding, [string]$UserIds, [switch]$Application ) try { $areYouConnected = Get-MgAuditLogDirectoryAudit -ErrorAction stop } catch { Write-logFile -Message "[WARNING] You must call Connect-MgGraph before running this script" -Color "Red" break } if ($Encoding -eq "" ){ $Encoding = "UTF8" } if (!($Application.IsPresent)) { Connect-MgGraph -Scopes AuditLog.Read.All, Directory.Read.All -NoWelcome } Write-logFile -Message "[INFO] Running Get-ADAuditLogsGraph" -Color "Green" if ($OutputDir -eq "" ){ $OutputDir = "Output\AzureAD" if (!(test-path $OutputDir)) { New-Item -ItemType Directory -Force -Name $OutputDir | Out-Null write-logFile -Message "[INFO] Creating the following directory: $OutputDir" } } else { if (Test-Path -Path $OutputDir) { write-LogFile -Message "[INFO] Custom directory set to: $OutputDir" } else { write-Error "[Error] Custom directory invalid: $OutputDir exiting script" -ErrorAction Stop write-LogFile -Message "[Error] Custom directory invalid: $OutputDir exiting script" } } $date = [datetime]::Now.ToString('yyyyMMddHHmmss') $filePath = "$OutputDir\$($date)-AuditlogsGraph.json" if ($Before -and $After) { write-logFile -Message "[WARNING] Please provide only one of either a start date or end date" -Color "Red" return } $filter = "" if ($endDate) { $filter = "activityDateTime lt $endDate" } if ($startDate) { $filter = "activityDateTime gt $startDate" } if ($UserIds) { if ($filter) { $filter = " and $filter" } Get-MgAuditLogDirectoryAudit -ExpandProperty * -All -Filter "initiatedBy/user/userPrincipalName eq '$Userids' $filter" | Select-Object @{N='ActivityDateTime';E={$_.ActivityDateTime.ToString()}},ActivityDisplayName,AdditionalDetails,Category,CorrelationId,Id,InitiatedBy,LoggedByService,OperationType,Result,ResultReason,TargetResources,AdditionalProperties | ForEach-Object { $_ | ConvertTo-Json -Depth 100 } | Out-File -FilePath $filePath -Encoding $Encoding } else { Get-MgAuditLogDirectoryAudit -ExpandProperty * -All -Filter $filter | Select-Object @{N='ActivityDateTime';E={$_.ActivityDateTime.ToString()}},ActivityDisplayName,AdditionalDetails,Category,CorrelationId,Id,InitiatedBy,LoggedByService,OperationType,Result,ResultReason,TargetResources,AdditionalProperties | ForEach-Object { $_ | ConvertTo-Json -Depth 100 } | Out-File -FilePath $filePath -Encoding $Encoding } write-logFile -Message "[INFO] Audit logs written to $filePath" -Color "Green" } |