
There are number of ways to make locker but if you have just basic knowledge of CMD then u can make script to create, lock & unlock ur locker :)
To create and unlock locker:
CODE:
Color 0A
Title "Hackrich"
PAUSE
ATTRIB -R -S -H +A C:\SachSongsEnglishHolywoodwavesmp3.{EE4DA6A4-8C52-4a63-BBB8-97C93D7E1B6C}
RENAME C:\SachSongsEnglishHolywoodwavesmp3.{EE4DA6A4-8C52-4a63-BBB8-97C93D7E1B6C} LOCKER
MD C:\LOCKER
Save it as unlock.bat using notepad...