AccessToken_utils.ps1
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# This script contains functions for handling access tokens # and some utility functions # VARIABLES # Unix epoch time (1.1.1970) $epoch = Get-Date -Day 1 -Month 1 -Year 1970 -Hour 0 -Minute 0 -Second 0 -Millisecond 0 # Well known client ids <# "graph_api"= "1b730954-1685-4b74-9bfd-dac224a7b894" # MS Graph API "aadrm"= "90f610bf-206d-4950-b61d-37fa6fd1b224" # AADRM "exo"= "a0c73c16-a7e3-4564-9a95-2bdf47383716" # EXO Remote PowerShell "skype"= "d924a533-3729-4708-b3e8-1d2445af35e3" # Skype "www"= "00000006-0000-0ff1-ce00-000000000000" # Office portal "o365spo"= "00000003-0000-0ff1-ce00-000000000000" # SharePoint Online "o365exo"= "00000002-0000-0ff1-ce00-000000000000" # Exchange Online "dynamicscrm"= "00000007-0000-0000-c000-000000000000" # Dynamics CRM "o365suiteux"= "4345a7b9-9a63-4910-a426-35363201d503" # O365 Suite UX "aadsync"= "cb1056e2-e479-49de-ae31-7812af012ed8" # Azure AD Sync "aadconnectv2"= "6eb59a73-39b2-4c23-a70f-e2e3ce8965b1" # AAD Connect v2 "synccli"= "1651564e-7ce4-4d99-88be-0a65050d8dc3" # Sync client "azureadmin" = "c44b4083-3bb0-49c1-b47d-974e53cbdf3c" # Azure Admin web ui "pta" = "cb1056e2-e479-49de-ae31-7812af012ed8" # Pass-through authentication "patnerdashboard" = "4990cffe-04e8-4e8b-808a-1175604b879" # Partner dashboard (missing on letter?) "webshellsuite" = "89bee1f7-5e6e-4d8a-9f3d-ecd601259da7" # Office365 Shell WCSS-Client "teams" = "1fec8e78-bce4-4aaf-ab1b-5451cc387264" # Teams "office" = "d3590ed6-52b3-4102-aeff-aad2292ab01c" # Office, ref. https://docs.microsoft.com/en-us/office/dev/add-ins/develop/register-sso-add-in-aad-v2 "office_online2" = "57fb890c-0dab-4253-a5e0-7188c88b2bb4" # SharePoint Online Client "office_online" = "bc59ab01-8403-45c6-8796-ac3ef710b3e3" # Outlook Online Add-in App "powerbi_contentpack" = "2a0c3efa-ba54-4e55-bdc0-770f9e39e9ee" # PowerBI content pack "aad_account" = "0000000c-0000-0000-c000-000000000000" # https://account.activedirectory.windowsazure.com "sara" = "d3590ed6-52b3-4102-aeff-aad2292ab01c" # Microsoft Support and Recovery Assistant (SARA) "office_mgmt" = "389b1b32-b5d5-43b2-bddc-84ce938d6737" # Office Management API Editor https://manage.office.com "onedrive" = "ab9b8c07-8f02-4f72-87fa-80105867a763" # OneDrive Sync Engine "adibizaux" = "74658136-14ec-4630-ad9b-26e160ff0fc6" # Azure portal UI "ADIbizaUX" "msmamservice" = "27922004-5251-4030-b22d-91ecd9a37ea4" # MS MAM Service API "teamswebclient" = "5e3ce6c0-2b1f-4285-8d4b-75ee78787346" # Teams web client "azuregraphclientint" = "7492bca1-9461-4d94-8eb8-c17896c61205" # Microsoft Azure Graph Client Library 2.1.9 Internal "azure_mgmt" = "84070985-06ea-473d-82fe-eb82b4011c9d" # Windows Azure Service Management API "az" = "1950a258-227b-4e31-a9cf-717495945fc2" # AZ PowerShell Module "f8d98a96-0999-43f5-8af3-69971c7bb423" # Apple Internet Accounts "7f59a773-2eaf-429c-a059-50fc5bb28b44" # https://docs.microsoft.com/en-us/rest/api/authorization/globaladministrator/elevateaccess#code-try-0 "9bc3ab49-b65d-410a-85ad-de819febfddc" # SPO Management Shell "06c6433f-4fb8-4670-b2cd-408938296b8e" # AAD Pin redemption client "19db86c3-b2b9-44cc-b339-36da233a3be2" # https://mysignins.microsoft.com "00b41c95-dab0-4487-9791-b9d2c32c80f2" # Office 365 Management (mobile app) "29d9ed98-a469-4536-ade2-f981bc1d605e" # Microsoft Authentication Broker (Azure MDM client) "6f7e0f60-9401-4f5b-98e2-cf15bd5fd5e3" # Microsoft.AAD.BrokerPlugin resource:https://cs.dds.microsoft.com "38aa3b87-a06d-4817-b275–7a316988d93b" # Microsoft AAD Cloud AP "0c1307d4-29d6-4389-a11c-5cbe7f65d7fa" # Azure Android App "6c7e8096-f593-4d72-807f-a5f86dcc9c77" # Intune MAM client resource:https://intunemam.microsoftonline.com "4813382a-8fa7-425e-ab75-3b753aab3abb" # Authenticator App resource:ff9ebd75-fe62-434a-a6ce-b3f0a8592eaf "1fec8e78-bce4-4aaf-ab1b-5451cc387264" # Teams client "de0853a1-ab20-47bd-990b-71ad5077ac7b" # Windows Configuration Designer (WCD) "b90d5b8f-5503-4153-b545-b31cecfaece2" # AADJ CSP "fb78d390-0c51-40cd-8e17-fdbfab77341b" # Microsoft Exchange REST API Based Powershell "18ed3507-a475-4ccb-b669-d66bc9f2a36e" # Microsoft_AAD_RegisteredApps "3f1abb3f-12cc-42c3-ad06-5b608dc5fb67" # Microsoft Intune multi-tenant management UX extension "810dcf14-1858-4bf2-8134-4c369fa3235b" # Azure AD Identity Governance - Entitlement Management #> # AccessToken resource strings <# $resources=@{ "aad_graph_api"= "https://graph.windows.net" "ms_graph_api"= "https://graph.microsoft.com" "azure_mgmt_api" = "https://management.azure.com" "windows_net_mgmt_api" = "https://management.core.windows.net/" "cloudwebappproxy" = "https://proxy.cloudwebappproxy.net/registerapp" "officeapps" = "https://officeapps.live.com" "outlook" = "https://outlook.office365.com" "webshellsuite" = "https://webshell.suite.office.com" "sara" = "https://api.diagnostics.office.com" "office_mgmt" = "https://manage.office.com" "msmamservice" = "https://msmamservice.api.application" "spacesapi" = "https://api.spaces.skype.com" } #> # Stored tokens (access & refresh) $tokens=@{} $refresh_tokens=@{} ## UTILITY FUNCTIONS FOR API COMMUNICATIONS # Return user's login information function Get-LoginInformation { <# .SYNOPSIS Returns authentication information of the given user or domain .DESCRIPTION Returns authentication of the given user or domain .Example Get-AADIntLoginInformation -Domain outlook.com Tenant Banner Logo : Authentication Url : https://login.live.com/login.srf?username=nn%40outlook.com&wa=wsignin1.0&wtrealm=urn%3afederation%3aMicrosoftOnline&wctx= Pref Credential : 6 Federation Protocol : WSTrust Throttle Status : 0 Cloud Instance : microsoftonline.com Federation Brand Name : MSA Realms Domain Name : live.com Federation Metadata Url : https://nexus.passport.com/FederationMetadata/2007-06/FederationMetadata.xml Tenant Banner Illustration : Consumer Domain : True State : 3 Federation Active Authentication Url : https://login.live.com/rst2.srf User State : 2 Account Type : Federated Tenant Locale : Domain Type : 2 Exists : 5 Has Password : True Cloud Instance audience urn : urn:federation:MicrosoftOnline Federation Global Version : -1 .Example Get-AADIntLoginInformation -UserName someone@company.com Tenant Banner Logo : https://secure.aadcdn.microsoftonline-p.com/c1c6b6c8-okmfqodscgr7krbq5-p48zooi4b7m9g2zcpryoikta/logintenantbranding/0/bannerlogo?ts=635912486993671038 Authentication Url : Pref Credential : 1 Federation Protocol : Throttle Status : 1 Cloud Instance : microsoftonline.com Federation Brand Name : Company Ltd Domain Name : company.com Federation Metadata Url : Tenant Banner Illustration : Consumer Domain : State : 4 Federation Active Authentication Url : User State : 1 Account Type : Managed Tenant Locale : 0 Domain Type : 3 Exists : 0 Has Password : True Cloud Instance audience urn : urn:federation:MicrosoftOnline Desktop Sso Enabled : True Federation Global Version : #> [cmdletbinding()] Param( [Parameter(ParameterSetName='Domain',Mandatory=$True)] [String]$Domain, [Parameter(ParameterSetName='User',Mandatory=$True)] [String]$UserName ) Process { if([string]::IsNullOrEmpty($UserName)) { $isDomain = $true $UserName = "nn@$Domain" } # Gather login information using different APIs $realm1=Get-UserRealm -UserName $UserName # common/userrealm API 1.0 $realm2=Get-UserRealmExtended -UserName $UserName # common/userrealm API 2.0 $realm3=Get-UserRealmV2 -UserName $UserName # GetUserRealm.srf (used in the old Office 365 login experience) $realm4=Get-CredentialType -UserName $UserName # common/GetCredentialType (used in the "new" Office 365 login experience) # Create a return object $attributes = @{ "Account Type" = $realm1.account_type # Managed or federated "Domain Name" = $realm1.domain_name "Cloud Instance" = $realm1.cloud_instance_name "Cloud Instance audience urn" = $realm1.cloud_audience_urn "Federation Brand Name" = $realm2.FederationBrandName "Tenant Locale" = $realm2.TenantBrandingInfo.Locale "Tenant Banner Logo" = $realm2.TenantBrandingInfo.BannerLogo "Tenant Banner Illustration" = $realm2.TenantBrandingInfo.Illustration "State" = $realm3.State "User State" = $realm3.UserState "Exists" = $realm4.IfExistsResult "Throttle Status" = $realm4.ThrottleStatus "Pref Credential" = $realm4.Credentials.PrefCredential "Has Password" = $realm4.Credentials.HasPassword "Domain Type" = $realm4.EstsProperties.DomainType "Federation Protocol" = $realm1.federation_protocol "Federation Metadata Url" = $realm1.federation_metadata_url "Federation Active Authentication Url" = $realm1.federation_active_auth_url "Authentication Url" = $realm2.AuthUrl "Consumer Domain" = $realm2.ConsumerDomain "Federation Global Version" = $realm3.FederationGlobalVersion "Desktop Sso Enabled" = $realm4.EstsProperties.DesktopSsoEnabled } # Return return New-Object psobject -Property $attributes } } # Return user's authentication realm from common/userrealm using API 1.0 function Get-UserRealm { <# .SYNOPSIS Returns authentication realm of the given user .DESCRIPTION Returns authentication realm of the given user using common/userrealm API 1.0 .Example Get-AADIntUserRealm -UserName "user@company.com" ver : 1.0 account_type : Managed domain_name : company.com cloud_instance_name : microsoftonline.com cloud_audience_urn : urn:federation:MicrosoftOnline .Example Get-AADIntUserRealm -UserName "user@company.com" ver : 1.0 account_type : Federated domain_name : company.com federation_protocol : WSTrust federation_metadata_url : https://sts.company.com/adfs/services/trust/mex federation_active_auth_url : https://sts.company.com/adfs/services/trust/2005/usernamemixed cloud_instance_name : microsoftonline.com cloud_audience_urn : urn:federation:MicrosoftOnline #> [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$UserName ) Process { # Call the API $userRealm=Invoke-RestMethod -UseBasicParsing -Uri ("https://login.microsoftonline.com/common/userrealm/$UserName"+"?api-version=1.0") # Verbose Write-Verbose "USER REALM $($userRealm | Out-String)" # Return $userRealm } } # Return user's authentication realm from common/userrealm using API 2.0 function Get-UserRealmExtended { <# .SYNOPSIS Returns authentication realm of the given user .DESCRIPTION Returns authentication realm of the given user using common/userrealm API 2.0 .Example Get-AADIntUserRealmExtended -UserName "user@company.com" NameSpaceType : Managed Login : user@company.com DomainName : company.com FederationBrandName : Company Ltd TenantBrandingInfo : {@{Locale=0; BannerLogo=https://secure.aadcdn.microsoftonline-p.com/xxx/logintenantbranding/0/bannerlogo? ts=111; TileLogo=https://secure.aadcdn.microsoftonline-p.com/xxx/logintenantbranding/0/til elogo?ts=112; BackgroundColor=#FFFFFF; BoilerPlateText=From here you can sign-in to Company Ltd services; UserIdLabel=firstname.lastname@company.com; KeepMeSignedInDisabled=False}} cloud_instance_name : microsoftonline.com .Example Get-AADIntUserRealmExtended -UserName "user@company.com" NameSpaceType : Federated federation_protocol : WSTrust Login : user@company.com AuthURL : https://sts.company.com/adfs/ls/?username=user%40company.com&wa=wsignin1. 0&wtrealm=urn%3afederation%3aMicrosoftOnline&wctx= DomainName : company.com FederationBrandName : Company Ltd TenantBrandingInfo : cloud_instance_name : microsoftonline.com #> [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$UserName ) Process { # Call the API $userRealm=Invoke-RestMethod -UseBasicParsing -Uri ("https://login.microsoftonline.com/common/userrealm/$UserName"+"?api-version=2.0") # Verbose Write-Verbose "USER REALM $($userRealm | Out-String)" # Return $userRealm } } # Return user's authentication realm from GetUserRealm.srf (used in the old Office 365 login experience) function Get-UserRealmV2 { <# .SYNOPSIS Returns authentication realm of the given user .DESCRIPTION Returns authentication realm of the given user using GetUserRealm.srf (used in the old Office 365 login experience) .Example Get-AADIntUserRealmV3 -UserName "user@company.com" State : 4 UserState : 1 Login : user@company.com NameSpaceType : Managed DomainName : company.com FederationBrandName : Company Ltd CloudInstanceName : microsoftonline.com .Example Get-AADIntUserRealmV2 -UserName "user@company.com" State : 3 UserState : 2 Login : user@company.com NameSpaceType : Federated DomainName : company.com FederationGlobalVersion : -1 AuthURL : https://sts.company.com/adfs/ls/?username=user%40company.com&wa=wsignin1. 0&wtrealm=urn%3afederation%3aMicrosoftOnline&wctx= FederationBrandName : Company Ltd CloudInstanceName : microsoftonline.com #> [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$UserName ) Process { # Call the API $userRealm=Invoke-RestMethod -UseBasicParsing -Uri ("https://login.microsoftonline.com/GetUserRealm.srf?login=$UserName") # Verbose Write-Verbose "USER REALM: $($userRealm | Out-String)" # Return $userRealm } } # Return user's authentication type information from common/GetCredentialType function Get-CredentialType { <# .SYNOPSIS Returns authentication information of the given user .DESCRIPTION Returns authentication of the given user using common/GetCredentialType (used in the "new" Office 365 login experience) .Example Get-AADIntUserRealmExtended -UserName "user@company.com" Username : user@company.com Display : user@company.com IfExistsResult : 0 ThrottleStatus : 1 Credentials : @{PrefCredential=1; HasPassword=True; RemoteNgcParams=; FidoParams=; SasParams=} EstsProperties : @{UserTenantBranding=System.Object[]; DomainType=3} FlowToken : apiCanary : AQABAAA..A NameSpaceType : Managed Login : user@company.com DomainName : company.com FederationBrandName : Company Ltd TenantBrandingInfo : {@{Locale=0; BannerLogo=https://secure.aadcdn.microsoftonline-p.com/xxx/logintenantbranding/0/bannerlogo? ts=111; TileLogo=https://secure.aadcdn.microsoftonline-p.com/xxx/logintenantbranding/0/til elogo?ts=112; BackgroundColor=#FFFFFF; BoilerPlateText=From here you can sign-in to Company Ltd services; UserIdLabel=firstname.lastname@company.com; KeepMeSignedInDisabled=False}} cloud_instance_name : microsoftonline.com .Example Get-AADIntUserRealmExtended -UserName "user@company.com" Username : user@company.com Display : user@company.com IfExistsResult : 0 ThrottleStatus : 1 Credentials : @{PrefCredential=4; HasPassword=True; RemoteNgcParams=; FidoParams=; SasParams=; FederationRed irectUrl=https://sts.company.com/adfs/ls/?username=user%40company.com&wa=wsignin1.0&wtreal m=urn%3afederation%3aMicrosoftOnline&wctx=} EstsProperties : @{UserTenantBranding=; DomainType=4} FlowToken : apiCanary : AQABAAA..A #> [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$UserName, [Parameter(Mandatory=$False)] [String]$FlowToken ) Process { # Create a body for REST API request $body = @{ "username"=$UserName "isOtherIdpSupported"="true" "checkPhones"="true" "isRemoteNGCSupported"="false" "isCookieBannerShown"="false" "isFidoSupported"="false" "originalRequest"="" "flowToken"=$FlowToken } # Call the API $userRealm=Invoke-RestMethod -UseBasicParsing -Uri ("https://login.microsoftonline.com/common/GetCredentialType") -ContentType "application/json; charset=UTF-8" -Method POST -Body ($body|ConvertTo-Json) # Verbose Write-Verbose "CREDENTIAL TYPE: $($userRealm | Out-String)" # Return $userRealm } } # Return OpenID configuration for the domain # Mar 21 2019 function Get-OpenIDConfiguration { <# .SYNOPSIS Returns OpenID configuration of the given domain or user .DESCRIPTION Returns OpenID configuration of the given domain or user .Example Get-AADIntOpenIDConfiguration -UserName "user@company.com" .Example Get-AADIntOpenIDConfiguration -Domain company.com authorization_endpoint : https://login.microsoftonline.com/5b62a25d-60c6-40e6-aace-8a43e8b8ba4a/oauth2/authorize token_endpoint : https://login.microsoftonline.com/5b62a25d-60c6-40e6-aace-8a43e8b8ba4a/oauth2/token token_endpoint_auth_methods_supported : {client_secret_post, private_key_jwt, client_secret_basic} jwks_uri : https://login.microsoftonline.com/common/discovery/keys response_modes_supported : {query, fragment, form_post} subject_types_supported : {pairwise} id_token_signing_alg_values_supported : {RS256} http_logout_supported : True frontchannel_logout_supported : True end_session_endpoint : https://login.microsoftonline.com/5b62a25d-60c6-40e6-aace-8a43e8b8ba4a/oauth2/logout response_types_supported : {code, id_token, code id_token, token id_token...} scopes_supported : {openid} issuer : https://sts.windows.net/5b62a25d-60c6-40e6-aace-8a43e8b8ba4a/ claims_supported : {sub, iss, cloud_instance_name, cloud_instance_host_name...} microsoft_multi_refresh_token : True check_session_iframe : https://login.microsoftonline.com/5b62a25d-60c6-40e6-aace-8a43e8b8ba4a/oauth2/checkses sion userinfo_endpoint : https://login.microsoftonline.com/5b62a25d-60c6-40e6-aace-8a43e8b8ba4a/openid/userinfo tenant_region_scope : EU cloud_instance_name : microsoftonline.com cloud_graph_host_name : graph.windows.net msgraph_host : graph.microsoft.com rbac_url : https://pas.windows.net #> [cmdletbinding()] Param( [Parameter(ParameterSetName='Domain',Mandatory=$True)] [String]$Domain, [Parameter(ParameterSetName='User',Mandatory=$True)] [String]$UserName ) Process { if([String]::IsNullOrEmpty($Domain)) { $Domain = $UserName.Split("@")[1] } # Call the API $openIdConfig=Invoke-RestMethod -UseBasicParsing "https://login.microsoftonline.com/$domain/.well-known/openid-configuration" # Return $openIdConfig } } # Get the tenant ID for the given user/domain/accesstoken function Get-TenantID { <# .SYNOPSIS Returns TenantID of the given domain, user, or AccessToken .DESCRIPTION Returns TenantID of the given domain, user, or AccessToken .Example Get-AADIntTenantID -UserName "user@company.com" .Example Get-AADIntTenantID -Domain company.com .Example Get-AADIntTenantID -AccessToken $at #> [cmdletbinding()] Param( [Parameter(ParameterSetName='Domain',Mandatory=$True)] [String]$Domain, [Parameter(ParameterSetName='User',Mandatory=$True)] [String]$UserName, [Parameter(ParameterSetName='AccessToken', Mandatory=$True)] [String]$AccessToken ) Process { if([String]::IsNullOrEmpty($AccessToken)) { if([String]::IsNullOrEmpty($Domain)) { $Domain = $UserName.Split("@")[1] } Try { $OpenIdConfig = Get-OpenIDConfiguration -Domain $domain } catch { return $null } $TenantId = $OpenIdConfig.authorization_endpoint.Split("/")[3] } else { $TenantId=(Read-Accesstoken($AccessToken)).tid } # Return $TenantId } } # Check if the access token has expired function Is-AccessTokenExpired { [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$AccessToken ) Process { # Read the token $token = Read-Accesstoken($AccessToken) $now=(Get-Date).ToUniversalTime() # Get the expiration time $exp=$epoch.Date.AddSeconds($token.exp) # Compare and return $retVal = $now -ge $exp return $retVal } } # Check if the access token signature is valid # May 20th 2020 function Is-AccessTokenValid { [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$AccessToken ) Process { # Token sections $sections = $AccessToken.Split(".") $header = $sections[0] $payload = $sections[1] $signature = $sections[2] $signatureValid = $false # Fill the header with padding for Base 64 decoding while ($header.Length % 4) { $header += "=" } # Convert the token to string and json $headerBytes=[System.Convert]::FromBase64String($header) $headerArray=[System.Text.Encoding]::ASCII.GetString($headerBytes) $headerObj=$headerArray | ConvertFrom-Json # Get the signing key $KeyId=$headerObj.kid Write-Debug "PARSED TOKEN HEADER: $($headerObj | Format-List | Out-String)" # The algorithm should be RSA with SHA-256, i.e. RS256 if($headerObj.alg -eq "RS256") { # Get the public certificate $publicCert = Get-APIKeys -KeyId $KeyId Write-Debug "TOKEN SIGNING CERT: $publicCert" $certBin=[convert]::FromBase64String($publicCert) # Construct the JWT data to be verified $dataToVerify="{0}.{1}" -f $header,$payload $dataBin = [text.encoding]::UTF8.GetBytes($dataToVerify) # Remove the Base64 URL encoding from the signature and add padding $signature=$signature.Replace("-","+").Replace("_","/") while ($signature.Length % 4) { $signature += "=" } $signBytes = [convert]::FromBase64String($signature) # Extract the modulus and exponent from the certificate for($a=0;$a -lt $certBin.Length ; $a++) { # Read the bytes $byte = $certBin[$a] $nByte = $certBin[$a+1] # We are only interested in 0x02 tag where our modulus is hidden.. if($byte -eq 0x02 -and $nByte -band 0x80) { $a++ if($nbyte -band 0x02) { $byteCount = [System.BitConverter]::ToInt16($certBin[$($a+2)..$($a+1)],0) $a+=3 } elseif($nbyte -band 0x01) { $byteCount = $certBin[$($a+1)] $a+=2 } # If the first byte is 0x00, skip it if($certBin[$a] -eq 0x00) { $a++ $byteCount-- } # Now we have the modulus! $modulus = $certBin[$a..$($a+$byteCount-1)] # Next byte value is the exponent $a+=$byteCount if($certBin[$a++] -eq 0x02) { $byteCount = $certBin[$a++] $exponent = $certBin[$a..$($a+$byteCount-1)] Write-Debug "MODULUS: $(Convert-ByteArrayToHex -Bytes $modulus)" Write-Debug "EXPONENT: $(Convert-ByteArrayToHex -Bytes $exponent)" break } else { Write-Debug "Error getting modulus and exponent" } } } if($exponent -and $modulus) { # Create the RSA and other required objects $rsa = New-Object -TypeName System.Security.Cryptography.RSACryptoServiceProvider $rsaParameters = New-Object -TypeName System.Security.Cryptography.RSAParameters # Set the verification parameters $rsaParameters.Exponent = $exponent $rsaparameters.Modulus = $modulus $rsa.ImportParameters($rsaParameters) $signatureValid = $rsa.VerifyData($dataBin, $signBytes,[System.Security.Cryptography.HashAlgorithmName]::SHA256, [System.Security.Cryptography.RSASignaturePadding]::Pkcs1) $rsa.Dispose() } } else { Write-Error "Access Token signature algorithm $($headerObj.alg) not supported!" } return $signatureValid } } # Gets OAuth information using SAML token function Get-OAuthInfoUsingSAML { [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$SAMLToken, [Parameter(Mandatory=$True)] [String]$Resource, [Parameter(Mandatory=$False)] [String]$ClientId="1b730954-1685-4b74-9bfd-dac224a7b894" ) Begin { # Create the headers. We like to be seen as Outlook. $headers = @{ "User-Agent" = "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 10.0; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; Tablet PC 2.0; Microsoft Outlook 16.0.4266)" } } Process { $encodedSamlToken= [Convert]::ToBase64String([System.Text.Encoding]::UTF8.GetBytes($SAMLToken)) # Debug Write-Debug "SAML TOKEN: $samlToken" Write-Debug "ENCODED SAML TOKEN: $encodedSamlToken" # Create a body for API request $body = @{ "resource"=$Resource "client_id"=$ClientId "grant_type"="urn:ietf:params:oauth:grant-type:saml1_1-bearer" "assertion"=$encodedSamlToken "scope"="openid" } # Debug Write-Debug "FED AUTHENTICATION BODY: $($body | Out-String)" # Set the content type and call the Microsoft Online authentication API $contentType="application/x-www-form-urlencoded" try { $jsonResponse=Invoke-RestMethod -UseBasicParsing -Uri "https://login.microsoftonline.com/common/oauth2/token" -ContentType $contentType -Method POST -Body $body -Headers $headers } catch { Throw ($_.ErrorDetails.Message | convertfrom-json).error_description } return $jsonResponse } } # Return OAuth information for the given user function Get-OAuthInfo { [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [System.Management.Automation.PSCredential]$Credentials, [Parameter(Mandatory=$True)] [String]$Resource, [Parameter(Mandatory=$False)] [String]$ClientId="1b730954-1685-4b74-9bfd-dac224a7b894" ) Begin { # Create the headers. We like to be seen as Outlook. $headers = @{ "User-Agent" = "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 10.0; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; Tablet PC 2.0; Microsoft Outlook 16.0.4266)" } } Process { # Get the user realm $userRealm = Get-UserRealm($Credentials.UserName) # Check the authentication type if($userRealm.account_type -eq "Unknown") { Write-Error "User type of $($Credentials.Username) is Unknown!" return $null } elseif($userRealm.account_type -eq "Managed") { # If authentication type is managed, we authenticate directly against Microsoft Online # with user name and password to get access token # Create a body for REST API request $body = @{ "resource"=$Resource "client_id"=$ClientId "grant_type"="password" "username"=$Credentials.UserName "password"=$Credentials.GetNetworkCredential().Password "scope"="openid" } # Debug Write-Debug "AUTHENTICATION BODY: $($body | Out-String)" # Set the content type and call the Microsoft Online authentication API $contentType="application/x-www-form-urlencoded" try { $jsonResponse=Invoke-RestMethod -UseBasicParsing -Uri "https://login.microsoftonline.com/common/oauth2/token" -ContentType $contentType -Method POST -Body $body -Headers $headers } catch { Throw ($_.ErrorDetails.Message | convertfrom-json).error_description } } else { # If authentication type is Federated, we must first authenticate against the identity provider # to fetch SAML token and then get access token from Microsoft Online # Get the federation metadata url from user realm $federation_metadata_url=$userRealm.federation_metadata_url # Call the API to get metadata [xml]$response=Invoke-RestMethod -UseBasicParsing -Uri $federation_metadata_url # Get the url of identity provider endpoint. # Note! Tested only with AD FS - others may or may not work $federation_url=($response.definitions.service.port | where name -eq "UserNameWSTrustBinding_IWSTrustFeb2005Async").address.location # login.live.com # TODO: Fix #$federation_url=$response.EntityDescriptor.RoleDescriptor[1].PassiveRequestorEndpoint.EndpointReference.Address # Set credentials and other needed variables $username=$Credentials.UserName $password=$Credentials.GetNetworkCredential().Password $created=(Get-Date).ToUniversalTime().toString("yyyy-MM-ddTHH:mm:ssZ").Replace(".",":") $expires=(Get-Date).AddMinutes(10).ToUniversalTime().toString("yyyy-MM-ddTHH:mm:ssZ").Replace(".",":") $message_id=(New-Guid).ToString() $user_id=(New-Guid).ToString() # Set headers $headers = @{ "SOAPAction"="http://schemas.xmlsoap.org/ws/2005/02/trust/RST/Issue" "Host"=$federation_url.Split("/")[2] "client-request-id"=(New-Guid).toString() } # Debug Write-Debug "FED AUTHENTICATION HEADERS: $($headers | Out-String)" # Create the SOAP envelope $envelope=@" <s:Envelope xmlns:s='http://www.w3.org/2003/05/soap-envelope' xmlns:a='http://www.w3.org/2005/08/addressing' xmlns:u='http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd'> <s:Header> <a:Action s:mustUnderstand='1'>http://schemas.xmlsoap.org/ws/2005/02/trust/RST/Issue</a:Action> <a:MessageID>urn:uuid:$message_id</a:MessageID> <a:ReplyTo> <a:Address>http://www.w3.org/2005/08/addressing/anonymous</a:Address> </a:ReplyTo> <a:To s:mustUnderstand='1'>$federation_url</a:To> <o:Security s:mustUnderstand='1' xmlns:o='http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd'> <u:Timestamp u:Id='_0'> <u:Created>$created</u:Created> <u:Expires>$expires</u:Expires> </u:Timestamp> <o:UsernameToken u:Id='uuid-$user_id'> <o:Username>$username</o:Username> <o:Password>$password</o:Password> </o:UsernameToken> </o:Security> </s:Header> <s:Body> <trust:RequestSecurityToken xmlns:trust='http://schemas.xmlsoap.org/ws/2005/02/trust'> <wsp:AppliesTo xmlns:wsp='http://schemas.xmlsoap.org/ws/2004/09/policy'> <a:EndpointReference> <a:Address>urn:federation:MicrosoftOnline</a:Address> </a:EndpointReference> </wsp:AppliesTo> <trust:KeyType>http://schemas.xmlsoap.org/ws/2005/05/identity/NoProofKey</trust:KeyType> <trust:RequestType>http://schemas.xmlsoap.org/ws/2005/02/trust/Issue</trust:RequestType> </trust:RequestSecurityToken> </s:Body> </s:Envelope> "@ # Debug Write-Debug "FED AUTHENTICATION: $envelope" # Set the content type and call the authentication service $contentType="application/soap+xml" [xml]$xmlResponse=Invoke-RestMethod -UseBasicParsing -Uri $federation_url -ContentType $contentType -Method POST -Body $envelope -Headers $headers # Get the SAML token from response and encode it with Base64 $samlToken=$xmlResponse.Envelope.Body.RequestSecurityTokenResponse.RequestedSecurityToken.Assertion.OuterXml $encodedSamlToken= [Convert]::ToBase64String([System.Text.Encoding]::UTF8.GetBytes($samlToken)) $jsonResponse = Get-OAuthInfoUsingSAML -SAMLToken $samlToken -Resource $Resource -ClientId $ClientId } # Debug Write-Debug "AUTHENTICATION JSON: $($jsonResponse | Out-String)" # Return $jsonResponse } } # Parse access token and return it as PS object function Read-Accesstoken { <# .SYNOPSIS Extract details from the given Access Token .DESCRIPTION Extract details from the given Access Token and returns them as PS Object .Parameter AccessToken The Access Token. .Example PS C:\>$token=Get-AADIntReadAccessTokenForAADGraph PS C:\>Parse-AADIntAccessToken -AccessToken $token aud : https://graph.windows.net iss : https://sts.windows.net/f2b2ba53-ed2a-4f4c-a4c3-85c61e548975/ iat : 1589477501 nbf : 1589477501 exp : 1589481401 acr : 1 aio : ASQA2/8PAAAALe232Yyx9l= amr : {pwd} appid : 1b730954-1685-4b74-9bfd-dac224a7b894 appidacr : 0 family_name : company given_name : admin ipaddr : 107.210.220.129 name : admin company oid : 1713a7bf-47ba-4826-a2a7-bbda9fabe948 puid : 100354 rh : 0QfALA. scp : user_impersonation sub : BGwHjKPU tenant_region_scope : NA tid : f2b2ba53-ed2a-4f4c-a4c3-85c61e548975 unique_name : admin@company.onmicrosoft.com upn : admin@company.onmicrosoft.com uti : -EWK6jMDrEiAesWsiAA ver : 1.0 .Example PS C:\>Parse-AADIntAccessToken -AccessToken $token -Validate Read-Accesstoken : Access Token is expired At line:1 char:1 + Read-Accesstoken -AccessToken $at -Validate -verbose + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + CategoryInfo : NotSpecified: (:) [Write-Error], WriteErrorException + FullyQualifiedErrorId : Microsoft.PowerShell.Commands.WriteErrorException,Read-Accesstoken aud : https://graph.windows.net iss : https://sts.windows.net/f2b2ba53-ed2a-4f4c-a4c3-85c61e548975/ iat : 1589477501 nbf : 1589477501 exp : 1589481401 acr : 1 aio : ASQA2/8PAAAALe232Yyx9l= amr : {pwd} appid : 1b730954-1685-4b74-9bfd-dac224a7b894 appidacr : 0 family_name : company given_name : admin ipaddr : 107.210.220.129 name : admin company oid : 1713a7bf-47ba-4826-a2a7-bbda9fabe948 puid : 100354 rh : 0QfALA. scp : user_impersonation sub : BGwHjKPU tenant_region_scope : NA tid : f2b2ba53-ed2a-4f4c-a4c3-85c61e548975 unique_name : admin@company.onmicrosoft.com upn : admin@company.onmicrosoft.com uti : -EWK6jMDrEiAesWsiAA ver : 1.0 #> [cmdletbinding()] Param( [Parameter(Mandatory=$True,ValueFromPipeline)] [String]$AccessToken, [Parameter()] [Switch]$ShowDate, [Parameter()] [Switch]$Validate ) Process { # Token sections $sections = $AccessToken.Split(".") $header = $sections[0] $payload = $sections[1] $signature = $sections[2] # Convert the token to string and json $payloadString = Convert-B64ToText -B64 $payload $payloadObj=$payloadString | ConvertFrom-Json if($ShowDate) { # Show dates $payloadObj.exp=($epoch.Date.AddSeconds($payloadObj.exp)).toString("yyyy-MM-ddTHH:mm:ssZ").Replace(".",":") $payloadObj.iat=($epoch.Date.AddSeconds($payloadObj.iat)).toString("yyyy-MM-ddTHH:mm:ssZ").Replace(".",":") $payloadObj.nbf=($epoch.Date.AddSeconds($payloadObj.nbf)).toString("yyyy-MM-ddTHH:mm:ssZ").Replace(".",":") } if($Validate) { # Check the signature if((Is-AccessTokenValid -AccessToken $AccessToken)) { Write-Verbose "Access Token signature successfully verified" } else { Write-Error "Access Token signature could not be verified" } # Check the timestamp if((Is-AccessTokenExpired -AccessToken $AccessToken)) { Write-Error "Access Token is expired" } else { Write-Verbose "Access Token is not expired" } } # Debug Write-Debug "PARSED ACCESS TOKEN: $($payloadObj | Out-String)" # Return $payloadObj } } # Prompts for credentials and gets the access token # Supports MFA, federation, etc. function Prompt-Credentials { [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$Resource, [String]$ClientId="1b730954-1685-4b74-9bfd-dac224a7b894" <# graph_api #>, [Parameter(Mandatory=$False)] [String]$Tenant, [Parameter(Mandatory=$False)] [bool]$ForceMFA=$false ) Process { # Check the tenant if([String]::IsNullOrEmpty($Tenant)) { $Tenant = "common" } # Set variables $auth_redirect= Get-AuthRedirectUrl -ClientId $ClientId -Resource $Resource $client_id= $ClientId # Usually should be graph_api # Create the url $request_id=(New-Guid).ToString() $url="https://login.microsoftonline.com/$Tenant/oauth2/authorize?resource=$Resource&client_id=$client_id&response_type=code&haschrome=1&redirect_uri=$auth_redirect&client-request-id=$request_id&prompt=login&scope=openid profile" if($ForceMFA) { $url+="&amr_values=mfa" } # Azure AD Join if($ClientId -eq "29d9ed98-a469-4536-ade2-f981bc1d605e" -and $Resource -ne "https://enrollment.manage.microsoft.com/") { $auth_redirect="ms-aadj-redir://auth/drs" } # Create the form $form = Create-LoginForm -Url $url -auth_redirect $auth_redirect if(!$form) { return $null } # Show the form and wait for the return value if($form.ShowDialog() -ne "OK") { # Dispose the control $form.Controls[0].Dispose() Write-Verbose "Login cancelled" return $null } # Parse the query string $response = [Web.HttpUtility]::ParseQueryString($form.Controls[0].Url.Query) # Create a body for REST API request $body = @{ client_id=$client_id grant_type="authorization_code" code=$response["code"] redirect_uri=$auth_redirect } # Dispose the control $form.Controls[0].Dispose() # Debug Write-Debug "AUTHENTICATION BODY: $($body | Out-String)" # Set the content type and call the Microsoft Online authentication API $contentType="application/x-www-form-urlencoded" $jsonResponse=Invoke-RestMethod -UseBasicParsing -Uri "https://login.microsoftonline.com/$Tenant/oauth2/token" -ContentType $contentType -Method POST -Body $body # return $jsonResponse } } # Logs out the web sessions from LiveId # Aug 10th 2018 function Clear-LiveIdSession { <# .SYNOPSIS Clear the SharePoint Online login session. .DESCRIPTION Clear the SharePoint Online login session created by Get-AADIntIdentityTokenByLiveId function. .Parameter Tenant The tenant name to login in to WITHOUT .sharepoint.com part .Example PS C:\>Clear-AADIntLiveIdSession -Tenant mytenant #> [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$Tenant ) Process { # Set variables $auth_redirect="https://login.microsoftonline.com/login.srf?wa=wsignoutcleanup1.0" # When to close the form $url="https://$tenant.sharepoint.com/_layouts/15/SignOut.aspx" # Create the form $form=Create-LoginForm -Url $url -auth_redirect $auth_redirect if(!$form) { return $null } # Show the form and wait for the return value $form.ShowDialog() # Clear the webbrowser control Clear-WebBrowser } } # Creates an interactive login form based on given url and auth_redirect. # Aug 10th 2018 function Create-LoginForm { [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$Url, [Parameter(Mandatory=$True)] [String]$auth_redirect, [Parameter(Mandatory=$False)] [String]$Headers ) Process { # Check does the registry key exists $regModified = $false $regPath="HKCU:\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION" if(!(Test-Path -Path $regPath )){ Write-Warning "WebBrowser control emulation registry key not found!" $answer = Read-Host -Prompt "Would you like to create the registry key? (Y/N)" if($answer -eq "Y") { New-Item -ItemType directory -Path $regPath -Force | Out-Null $regModified = $true } } # Check the registry value for WebBrowser control emulation. Should be IE 11 $reg=Get-ItemProperty -Path $regPath if([String]::IsNullOrEmpty($reg.'powershell.exe') -or [String]::IsNullOrEmpty($reg.'powershell_ise.exe')) { Write-Warning "WebBrowser control emulation not set for PowerShell or PowerShell ISE!" $answer = Read-Host -Prompt "Would you like set the emulation to IE 11? Otherwise the login form may not work! (Y/N)" if($answer -eq "Y") { Set-ItemProperty -Path $regPath -Name "powershell_ise.exe" -Value 0x00002af9 | Out-Null Set-ItemProperty -Path $regPath -Name "powershell.exe" -Value 0x00002af9 | Out-Null $regModified = $true } } if($regModified) { Write-Host "Emulation set. Restart PowerShell/ISE!" return $null } # Create the form and add a WebBrowser control to it $form = New-Object Windows.Forms.Form $form.Width = 560 $form.Height = 680 $form.FormBorderStyle=[System.Windows.Forms.FormBorderStyle]::FixedDialog $form.TopMost = $true $web = New-Object Windows.Forms.WebBrowser $web.Size = $form.ClientSize $web.Anchor = "Left,Top,Right,Bottom" $form.Controls.Add($web) $field = New-Object Windows.Forms.TextBox $field.Visible = $false $form.Controls.Add($field) $field.Text = $auth_redirect # Clear WebBrowser control cache Clear-WebBrowser # Add an event listener to track down where the browser is $web.add_Navigated({ # If the url matches the redirect url, close with OK. $curl=$_.Url.ToString() $auth_redirect = $form.Controls[1].Text Write-Debug "NAVIGATED TO: $($curl)" if($curl.StartsWith($auth_redirect)) { # Hack for Azure Portal Login. Jul 11th 2019 # Check whether the body has the Bearer if(![String]::IsNullOrEmpty($form.Controls[0].Document.GetElementsByTagName("script"))) { $script=$form.Controls[0].Document.GetElementsByTagName("script").outerhtml if($script.Contains('"oAuthToken":')){ $s=$script.IndexOf('"oAuthToken":')+13 $e=$script.IndexOf('}',$s)+1 $oAuthToken=$script.Substring($s,$e-$s) | ConvertFrom-Json $at=$oAuthToken.authHeader.Split(" ")[1] $rt=$oAuthToken.refreshToken $script:AccessToken = @{"access_token"=$at; "refresh_token"=$rt} Write-Debug "ACCESSTOKEN $script:accessToken" } elseif($curl.StartsWith("https://portal.azure.com")) { Write-Debug "WAITING FOR THE TOKEN!" # Do nothing, wait for it.. return } } # Add the url to the hidden field #$form.Controls[1].Text = $curl $form.DialogResult = "OK" $form.Close() Write-Debug "PROMPT CREDENTIALS URL: $curl" } # Automatically logs in -> need to logout first elseif($curl.StartsWith($url)) { # All others Write-Verbose "Returned to the starting url, someone already logged in?" } }) # Add an event listener to track down where the browser is going $web.add_Navigating({ $curl=$_.Url.ToString() Write-Verbose "NAVIGATING TO: $curl" # SharePoint login if($curl.EndsWith("/_forms/default.aspx")) { $_.Cancel=$True $form.DialogResult = "OK" $form.Close() } }) # $web.ScriptErrorsSuppressed = $True # Set the url if([String]::IsNullOrEmpty($Headers)) { $web.Navigate($url) } else { $web.Navigate($url,"",$null,$Headers) } # Return return $form } } # Clear the Forms.WebBrowser data $source=@" [DllImport("wininet.dll", SetLastError = true)] public static extern bool InternetSetOption(IntPtr hInternet, int dwOption, IntPtr lpBuffer, int lpdwBufferLength); [DllImport("wininet.dll", SetLastError = true)] public static extern bool InternetGetCookieEx(string pchURL, string pchCookieName, System.Text.StringBuilder pchCookieData, ref uint pcchCookieData, int dwFlags, IntPtr lpReserved); "@ #Create type from source $WebBrowser = Add-Type -memberDefinition $source -passthru -name WebBrowser -ErrorAction SilentlyContinue $INTERNET_OPTION_END_BROWSER_SESSION = 42 $INTERNET_OPTION_SUPPRESS_BEHAVIOR = 81 $INTERNET_COOKIE_HTTPONLY = 0x00002000 $INTERNET_SUPPRESS_COOKIE_PERSIST = 3 function Clear-WebBrowser { [cmdletbinding()] Param( ) Process { # Clear the cache [IntPtr] $optionPointer = [IntPtr]::Zero $s = [System.Runtime.InteropServices.Marshal]::SizeOf($INTERNET_OPTION_END_BROWSER_SESSION) $optionPointer = [System.Runtime.InteropServices.Marshal]::AllocCoTaskMem($s) [System.Runtime.InteropServices.Marshal]::WriteInt32($optionPointer, ([ref]$INTERNET_SUPPRESS_COOKIE_PERSIST).Value) $status = $WebBrowser::InternetSetOption([IntPtr]::Zero, $INTERNET_OPTION_SUPPRESS_BEHAVIOR, $optionPointer, $s) Write-Debug "Clearing Web browser cache. Status:$status" [System.Runtime.InteropServices.Marshal]::Release($optionPointer)|out-null # Clear the current session $status = $WebBrowser::InternetSetOption([IntPtr]::Zero, $INTERNET_OPTION_END_BROWSER_SESSION, [IntPtr]::Zero, 0) Write-Debug "Clearing Web browser. Status:$status" } } function Get-WebBrowserCookies { [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$Url ) Process { $dataSize = 1024 $cookieData = [System.Text.StringBuilder]::new($dataSize) $status = $WebBrowser::InternetGetCookieEx($Url,$null,$cookieData, [ref]$dataSize, $INTERNET_COOKIE_HTTPONLY, [IntPtr]::Zero) Write-Debug "GETCOOKIEEX Status: $status, length: $($cookieData.Length)" if(!$status) { $LastError = [ComponentModel.Win32Exception][Runtime.InteropServices.Marshal]::GetLastWin32Error() Write-Debug "GETCOOKIEEX ERROR: $LastError" } if($cookieData.Length -gt 0) { $cookies = $cookieData.ToString() Write-Debug "Cookies for $url`: $cookies" Return $cookies } else { Write-Warning "Cookies not found for $url" } } } ## GENERAL ADMIN API FUNCTIONS # Gets Office 365 instance names (used when getting ip addresses) function Get-EndpointInstances { <# .SYNOPSIS Get Office 365 endpoint instances .DESCRIPTION Get Office 365 endpoint instances .Example PS C:\>Get-AADIntEndpointInstances instance latest -------- ------ Worldwide 2018100100 USGovDoD 2018100100 USGovGCCHigh 2018100100 China 2018100100 Germany 2018100100 #> [cmdletbinding()] Param() Process { $clientrequestid=(New-Guid).ToString(); Invoke-RestMethod -UseBasicParsing -Uri "https://endpoints.office.com/version?clientrequestid=$clientrequestid" } } # Gets Office 365 ip addresses for specific instance function Get-EndpointIps { <# .SYNOPSIS Get Office 365 endpoint ips and urls .DESCRIPTION Get Office 365 endpoint ips and urls .Parameter Instance The instance which ips and urls are returned. Defaults to WorldWide. .Example PS C:\>Get-AADIntEndpointIps id : 1 serviceArea : Exchange serviceAreaDisplayName : Exchange Online urls : {outlook.office.com, outlook.office365.com} ips : {13.107.6.152/31, 13.107.9.152/31, 13.107.18.10/31, 13.107.19.10/31...} tcpPorts : 80,443 expressRoute : True category : Optimize required : True id : 2 serviceArea : Exchange serviceAreaDisplayName : Exchange Online urls : {smtp.office365.com} ips : {13.107.6.152/31, 13.107.9.152/31, 13.107.18.10/31, 13.107.19.10/31...} tcpPorts : 587 expressRoute : True category : Allow required : True .Example PS C:\>Get-AADIntEndpointIps -Instance Germany id : 1 serviceArea : Exchange serviceAreaDisplayName : Exchange Online urls : {outlook.office.de} ips : {51.4.64.0/23, 51.5.64.0/23} tcpPorts : 80,443 expressRoute : False category : Optimize required : True id : 2 serviceArea : Exchange serviceAreaDisplayName : Exchange Online urls : {r1.res.office365.com} tcpPorts : 80,443 expressRoute : False category : Default required : True #> [cmdletbinding()] Param( [Parameter()] [ValidateSet('Worldwide','USGovDoD','USGovGCCHigh','China','Germany')] [String]$Instance="Worldwide" ) Process { $clientrequestid=(New-Guid).ToString(); Invoke-RestMethod -UseBasicParsing -Uri ("https://endpoints.office.com/endpoints/$Instance"+"?clientrequestid=$clientrequestid") } } # Gets username from authorization header # Apr 4th 2019 function Get-UserNameFromAuthHeader { Param( [Parameter(Mandatory=$True)] [String]$Auth ) Process { $type = $Auth.Split(" ")[0] $data = $Auth.Split(" ")[1] if($type -eq "Basic") { ([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($data))).Split(":")[0] } else { (Read-Accesstoken -AccessToken $data).upn } } } # Creates authorization header from Credentials or AccessToken # Apr 4th 2019 function Create-AuthorizationHeader { Param( [Parameter()] [System.Management.Automation.PSCredential]$Credentials, [Parameter()] [String]$AccessToken, [Parameter()] [String]$Resource, [Parameter()] [String]$ClientId ) Process { if($Credentials -ne $null) { $userName = $Credentials.UserName $password = $Credentials.GetNetworkCredential().Password $auth = "Basic $([Convert]::ToBase64String([System.Text.Encoding]::UTF8.GetBytes("$($userName):$($password)")))" } else { # Get from cache if not provided $AccessToken = Get-AccessTokenFromCache -AccessToken $AccessToken -Resource $Resource -ClientId $ClientId $auth = "Bearer $AccessToken" } return $auth } } # Gets Microsoft online services' public keys # May 18th 2020 function Get-APIKeys { [cmdletbinding()] Param( [Parameter()] [String]$KeyId ) Process { $keys=Invoke-RestMethod -UseBasicParsing -Uri "https://login.microsoftonline.com/common/discovery/keys" if($KeyId) { $keys.keys | Where-Object -Property kid -eq $KeyId | Select-Object -ExpandProperty x5c } else { $keys.keys } } } # Gets the AADInt credentials cache # Jun 14th 2020 function Get-Cache { <# .SYNOPSIS Dumps AADInternals credentials cache .DESCRIPTION Dumps AADInternals credentials cache .EXAMPLE Get-AADIntCache | Format-Table Name ClientId Audience Tenant IsExpired HasRefreshToken ---- -------- -------- ------ --------- --------------- admin@company.com 1b730954-1685-4b74-9bfd-dac224a7b894 https://graph.windows.net 82205ae4-4c4e-4db5-890c-cb5e5a98d7a3 False True admin@company.com 1b730954-1685-4b74-9bfd-dac224a7b894 https://management.core.windows.net/ 82205ae4-4c4e-4db5-890c-cb5e5a98d7a3 False True #> [cmdletbinding()] Param() Process { $cacheKeys = $script:tokens.keys # Loop through the cache elements foreach($key in $cacheKeys) { $accessToken=$script:tokens[$key] if([string]::IsNullOrEmpty($accessToken)) { Write-Warning "Access token with key ""$key"" not found!" return } $parsedToken = Read-Accesstoken -AccessToken $accessToken $attributes = [ordered]@{ "Name" = $parsedToken.unique_name "ClientId" = $parsedToken.appid "Audience" = $parsedToken.aud "Tenant" = $parsedToken.tid "IsExpired" = Is-AccessTokenExpired -AccessToken $accessToken "HasRefreshToken" = $script:refresh_tokens.Contains($key) "AuthMethods" = $parsedToken.amr "Device" = $parsedToken.deviceid } New-Object psobject -Property $attributes } } } # Clears the AADInt credentials cache # Jun 14th 2020 function Clear-Cache { <# .SYNOPSIS Clears AADInternals credentials cache .DESCRIPTION Clears AADInternals credentials cache .EXAMPLE Clear-AADIntCache #> [cmdletbinding()] Param() Process { $script:tokens = @{} $script:refresh_tokens = @{} } } # Adds an access and refresh token to cache # Aug 30th 2022 function Add-AccessTokenToCache { <# .SYNOPSIS Adds the given access token to AADInternals credentials cache .DESCRIPTION Adds the given access token to AADInternals credentials cache .PARAMETER AccessToken The access token to add .PARAMETER RefreshToken The refresh token to add .EXAMPLE Add-AADIntAccessTokenToCache -AccessToken "eyJ0eXAiOiJKV..." Name ClientId Audience Tenant IsExpired HasRefreshToken ---- -------- -------- ------ --------- --------------- admin@company.com 1b730954-1685-4b74-9bfd-dac224a7b894 https://graph.windows.net 82205ae4-4c4e-4db5-890c-cb5e5a98d7a3 False False .EXAMPLE Add-AADIntAccessTokenToCache -AccessToken "eyJ0eXAiOiJKV..." -RefreshToken "0.AXkAnZT_xZYmaEueEwVfGe..." Name ClientId Audience Tenant IsExpired HasRefreshToken ---- -------- -------- ------ --------- --------------- admin@company.com 1b730954-1685-4b74-9bfd-dac224a7b894 https://graph.windows.net 82205ae4-4c4e-4db5-890c-cb5e5a98d7a3 False True #> [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$AccessToken, [Parameter(Mandatory=$False)] [String]$RefreshToken ) Process { # Parse the token $parsedToken = Read-Accesstoken -AccessToken $accessToken $clientId = $parsedToken.appid $resource = $parsedToken.aud # Add to cache $Script:tokens["$clientId-$resource"] = $AccessToken if(![string]::IsNullOrEmpty($RefreshToken)) { $script:refresh_tokens["$ClientId-$Resource"] = $RefreshToken } # Dump the cache Get-Cache } } # Gets other domains of the given tenant # Jun 15th 2020 function Get-TenantDomains { <# .SYNOPSIS Gets other domains from the tenant of the given domain .DESCRIPTION Uses Exchange Online autodiscover service to retrive other domains from the tenant of the given domain. The given domain SHOULD be Managed, federated domains are not always found for some reason. If nothing is found, try to use <domain>.onmicrosoft.com .Example Get-AADIntTenantDomains -Domain company.com company.com company.fi company.co.uk company.onmicrosoft.com company.mail.onmicrosoft.com #> [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$Domain ) Process { # Create the body $body=@" <?xml version="1.0" encoding="utf-8"?> <soap:Envelope xmlns:exm="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:ext="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:a="http://www.w3.org/2005/08/addressing" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema"> <soap:Header> <a:Action soap:mustUnderstand="1">http://schemas.microsoft.com/exchange/2010/Autodiscover/Autodiscover/GetFederationInformation</a:Action> <a:To soap:mustUnderstand="1">https://autodiscover-s.outlook.com/autodiscover/autodiscover.svc</a:To> <a:ReplyTo> <a:Address>http://www.w3.org/2005/08/addressing/anonymous</a:Address> </a:ReplyTo> </soap:Header> <soap:Body> <GetFederationInformationRequestMessage xmlns="http://schemas.microsoft.com/exchange/2010/Autodiscover"> <Request> <Domain>$Domain</Domain> </Request> </GetFederationInformationRequestMessage> </soap:Body> </soap:Envelope> "@ # Create the headers $headers=@{ "Content-Type" = "text/xml; charset=utf-8" "SOAPAction" = '"http://schemas.microsoft.com/exchange/2010/Autodiscover/Autodiscover/GetFederationInformation"' "User-Agent" = "AutodiscoverClient" } # Invoke $response = Invoke-RestMethod -UseBasicParsing -Method Post -uri "https://autodiscover-s.outlook.com/autodiscover/autodiscover.svc" -Body $body -Headers $headers # Return $response.Envelope.body.GetFederationInformationResponseMessage.response.Domains.Domain | Sort-Object } } # Gets the auth_redirect url for the given client and resource # Aug 12th 2021 function Get-AuthRedirectUrl { [cmdletbinding()] Param( [Parameter(Mandatory=$True)] [String]$ClientId, [Parameter(Mandatory=$True)] [String]$Resource ) Process { # default $redirect_uri = "urn:ietf:wg:oauth:2.0:oob" if($ClientId -eq "1fec8e78-bce4-4aaf-ab1b-5451cc387264") # Teams { $redirect_uri = "https://login.microsoftonline.com/common/oauth2/nativeclient" } elseif($ClientId -eq "9bc3ab49-b65d-410a-85ad-de819febfddc") # SPO { $redirect_uri = "https://oauth.spops.microsoft.com/" } elseif($ClientId -eq "c44b4083-3bb0-49c1-b47d-974e53cbdf3c") # Azure admin interface { $redirect_uri = "https://portal.azure.com/signin/index/?feature.prefetchtokens=true&feature.showservicehealthalerts=true&feature.usemsallogin=true" } elseif($ClientId -eq "0000000c-0000-0000-c000-000000000000") # Azure AD Account { $redirect_uri = "https://account.activedirectory.windowsazure.com/" } elseif($ClientId -eq "19db86c3-b2b9-44cc-b339-36da233a3be2") # My sign-ins { $redirect_uri = "https://mysignins.microsoft.com" } elseif($ClientId -eq "29d9ed98-a469-4536-ade2-f981bc1d605e" -and $Resource -ne "https://enrollment.manage.microsoft.com/") # Azure AD Join { $redirect_uri = "ms-aadj-redir://auth/drs" } elseif($ClientId -eq "0c1307d4-29d6-4389-a11c-5cbe7f65d7fa") # Azure Android App { $redirect_uri = "https://azureapp" } elseif($ClientId -eq "33be1cef-03fb-444b-8fd3-08ca1b4d803f") # OneDrive Web { $redirect_uri = "https://admin.onedrive.com/" } elseif($ClientId -eq "ab9b8c07-8f02-4f72-87fa-80105867a763") # OneDrive native client { $redirect_uri = "https://login.windows.net/common/oauth2/nativeclient" } elseif($ClientId -eq "3d5cffa9-04da-4657-8cab-c7f074657cad") # MS Commerce { $redirect_uri = "http://localhost/m365/commerce" } elseif($ClientId -eq "4990cffe-04e8-4e8b-808a-1175604b879f") # MS Partner - this flow doesn't work as expected :( { $redirect_uri = "https://partner.microsoft.com/aad/authPostGateway" } elseif($ClientId -eq "fb78d390-0c51-40cd-8e17-fdbfab77341b") # Microsoft Exchange REST API Based Powershell { $redirect_uri = "https://login.microsoftonline.com/common/oauth2/nativeclient" } elseif($ClientId -eq "3b511579-5e00-46e1-a89e-a6f0870e2f5a") { $redirect_uri = "https://windows365.microsoft.com/signin-oidc" } elseif($ClientId -eq "a0c73c16-a7e3-4564-9a95-2bdf47383716") # EXO PS { $redirect_uri = "https://login.microsoftonline.com/common/oauth2/nativeclient" } return $redirect_uri } } |