MS Access- Attachments to SQL Server -Images or Varchar(max)
If the files was in the same sql server you can you the  OPENROWSET like this

Select * from Openrowset(Bulk 'C:\HaxLogs.txt', SINGLE_BLOB) as a


Or in the remote server

Select * from Openrowset(Bulk '\\server\backup\CSVcontagem_SEND_Akarollynegs.csv', SINGLE_BLOB) as a