persistence/Add-CKMemberToGroup.ps1
function Add-CKMemberToGroup { <# .SYNOPSIS Adds a member to a Microsoft 365 group or a security group through the members navigation property. You can add users, organizational contacts, service principals or other groups. Author: Roberto Rodriguez (@Cyb3rWard0g) License: MIT Required Dependencies: None Optional Dependencies: None .DESCRIPTION Add-CKMemberToGroup is a simple PowerShell wrapper to add a member to a Microsoft 365 group or a security group through the members navigation property. .PARAMETER groupId The object id (id) of the group. .PARAMETER groupId Identifier (id) of the directory object to be added to the group. .PARAMETER accessToken Access token used to access the API. .LINK https://docs.microsoft.com/en-us/graph/api/group-post-members?view=graph-rest-1.0&tabs=http https://docs.microsoft.com/en-us/graph/permissions-reference#group-permissions #> [cmdletbinding()] Param( [parameter(Mandatory = $true)] [String]$groupId, [parameter(Mandatory = $true)] [String]$directoryObjectId, [parameter(Mandatory = $true)] [String]$accessToken ) $body = @{ "@odata.id" = "https://graph.microsoft.com/v1.0/directoryObjects/$($directoryObjectId)" } $parameters = @{ Resource = "groups/$($groupId)/members/`$ref" HttpMethod = "Post" Body = $body AccessToken = $accessToken } $response = Invoke-CKMSGraph @parameters $response } |