Unable to backup to S3 with restricted privileges (4273211)

During backup to S3 the Access Denied raise. Because of restricted environment it is not possible to grant read/write access to whole bucket, but only to subfolders. 

BACKUP LOG is terminating abnormally. A nonrecoverable I/O error occurred on file "VDI_25FFD3F3-59F0-4646-92DA-827DF755692A_0:" 995(The I/O operation has been aborted because of either a thread exit or an application request.). Write on "VDI_25FFD3F3-59F0-4646-92DA-827DF755692A_0" failed: 1223(The operation was cancelled by the user.) AmazonServiceException: Access Denied [SQLSTATE 42000] (Error 61700). The step failed.