Download Zergrush


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Easy rooting toolkit (v3.0)
created by DooMLoRD
using exploit zergRush (Revolutionary Team)
Credits go to all those involved in making this possible!
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[*] This script will:
(1) root ur device using latest zergRush exploit (16 Nov)
(2) install Busybox (1.18.4)
(3) install SU files (binary: 3.0.3 and apk: 3.0.6)
[*] Before u begin:
(1) make sure u have installed adb drivers for ur device
(2) enable "USB DEBUGGING"
from (Menu\Settings\Applications\Development)
(3) enable "UNKNOWN SOURCES"
from (Menu\Settings\Applications)
(4) [OPTIONAL] increase screen timeout to 10 minutes
(5) connect USB cable to PHONE and then connect to PC
just download the attached file, extract it using winzip/winrar

go to the folder where its extracted and execute "RUNME.bat"

read and follow the instructions on the screen!

UNROOTING(Read This)

Source