The Menu will open, select Safe Mode from it. And now you can copy files from networked PC’s without any security layer.
Next step is where you’ll need to crack the hashes. SO go to your home PC , Download & install Saminside cracking tool. And from some another Cyber cafe try to crack the hashes of that PC. By same log off method explained below.
This where you actually perform hacking. Have a gret time & tell us weather it worked for you.
Meanwhile if you can get IP address, of the PC you wish to hack try to get it from ip-explorer.com, but this is not the part of this hack its sort of next step of hacking from outside the network.