1.Download CTR recovery image from here (Click here to download)
2. Download sp flash tool from here (Click here to download sp flash tool)
Step 1: Install The MTK USB Drivers on Your PC by Clicking on Install.bat
If it Doesn’t work See THIS
Step 2: Open SP Flash Tools folder and click on flash_tool.exe
Step 3: In The Flash Tool window Click on Scatter-Loading, Select MT6582_Android_Scatter.txt and Press Open
Step 4: In Flash Tool Window Check (Tick) RECOVERY and Click on the Blank Green Space Beside It and select Recovery.img
Step 5: Press on Download Button at Top, Switch Off Your Device and Connect it to your PC
Step 6: The Below Bar will Change it’s Color Red Then Yellow and Finally show a Download OK Dialog Box
Download Super SU from here (Click here to download) and place it on SD card.
Now Press and Hold Volume UP and Power Button Together till your phone powers UP
-It’ll take you to Recovery Mode, In it Press Install Zip —> Choose Zip SDCard —> Select the SuperSu.zip You Placed Earlier in Your SDCard and Press YES Install
-On Complete Installation, Reboot Your Device, CONGRATULATIONS !!!! You’ve Successfully ROOTED and Flashed Recovery on Your Device !!!