[Georgio]

Код:

@echo off

set dir="D:\Test"
set ext=*.bin

cd /d %dir%
for /f "delims=" %%i in ('
 dir /a-d/b/s %ext% 2^>nul
') do (
 "%PROGRAMFILES%\WinRAR\Rar.exe" a -y -ep -df "%%~dpni.rar" "%%i"
 )

exit /b