Rooting Toolkit for Xperia Ray ST18i ICS (FW:.562)

Warning

• For Windows Only
• Close all the adb server is running in background (e.g.- PCC, SEUS, Flashtool and disable antivirus.
• Root your device at your own risk.
• First Read Well then follow instruction as it is.

This will:

• Root your device
• Install Busybox (v1.18.4)
• Install SU (ICS)
• Perform some checks tmp directory for some free space

Pre Requirements

• An Xperia Ray with stock firmware 4.1.A.0.562
• ADB drivers installed for your device (if you don’t have drivers for your device download this – Flashtool Drives)
• Download this Root Toolkit – Root Toolkit
• Check for “USB DEBUGGING” – Enable from (Settings\Developer Options\Development)
• Check for “UNKNOWN SOURCES” – Enable from (Settings\Security)
• Change Screen time out for 10 min. [optional]
• Connect USB Cable to Phone and then connect to Computer

Instructions

Step 01 - Again check that you are on stock firmware 4.1.A.0.562

Step 02 – Download above Root Tool kit, save it on C:\ and Extract all the files

Step 03 – Now double click and run the “runme.bat”

Step 04 – Now you don’t have to do anything, sit well and read the on-screen instructions

Step 05 – Your Phone will reboot several time

Step 06 – When the Rooting finish it will say “ALL DONE”

That All.

Enjoy.

Special Thanks for DooMLoRD

Source - http://forum.xda-developers.com/showthread.php?p=24883071#post24883071