vroot http://www.mgyun.com/vroot
super su
usb sony driver http://forum.xda-developers.com/attachment.php?attachmentid=2340605&d=1382374249
super user https://play.google.com/store/apps/details?id=com.noshufou.android.su&hl=es_419
root checker https://play.google.com/store/apps/details?id=com.joeykrim.rootcheck&hl=es_419