If you do not have a backup file, you can recover zones and the configuration for StorageZones for ShareFile Data, but not StorageZone Connectors

Note: Download PsExec.exe from http://technet.microsoft.com/en-us/sysinternals/bb897553.aspx

Set the user context for this PowerShell session. In a command window, run one of the following commands.

If using the default Network Service account:

PsExec.exe -i -u “NT AUTHORITY\NetworkService” C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell

A PowerShell window opens.

From the PowerShell prompt, import the module ConfigBR.dll: Import-Module “C:\inetpub\wwwroot\Citrix\StorageCenter\Tools\SfConfigBR\ConfigBR.dll”

You must import the module each time you open a new PowerShell window.

From the PowerShell prompt, run the Join-SfConfig command:

Important: The Join-SfConfig command currently does not work with Azure or Amazon S3 storage. Please contact ShareFile support if you need to use this command
Join-SfConfig -ShareFileUserName “ShareFileUserName” -ShareFilePassword “ShareFilePassword” -subdomain “subdomain.sharefile.com” -ZoneId “ZoneId” -SCID “StorageCenterId” 
TIP: to find ZoneID and StorageCenterId
Connect to ShareFile portal https://yourdomain.sharefile.com
Go in Setting/Admin Settings
Click on StorageZones
The ZoneID appear in the url
Click on the Host
The StorageCenterID appear in the url
Note: Those information are provided based on my own experience.