STOCK files for Micromax A57

Stock(original) files  for MMX A57:

These are the stock files obtained from Micromax itself. You can use this under following situations : 
-- You want to revert your phone back to factory condition
-- You want to claim warranty at service c

enter
-- You want to unroot it quickly

NOTE : You cannot use CWM Recovery to flash Stock ROM. It will not succeed. Stock ROM can only be flashed using the Stock Recovery. So it is adviced to flash the Stock Recovery first to flash the Stock ROM. 

Stock Recovery for Micromax A56/A57

Use fastboot commands to flash stock recovery in a similar way that you have flashed CWM recovery. You can refer the CWM post for flashing steps : http://forums.droidbeans.com/micromax-a56-and-a57-rom-index/(cwm)-cwm-based-recovery-for-micromax-a56-and-a57-ninja/
But make sure that you use this following file instead of CWM recovery while flashing
recovery.img : http://www.mediafire.com/?1h1b151j453bl41

Stock ROM files

Copy the ROM zip file to your SD card. Boot into stock recovery and select update from SD card. Select the ROM file and then it will begin flashing. Reboot phone.

A56 Update 1 : https://www.box.com/s/kjmu8koh4jtop7c6x3nd
A56 Update 2 : Micromax FTP Site update's for A56

A57 Update 1 : http://www.mediafire.com/?b1vvdyxdnz6z66k
A57 Update 2 : http://www.mediafire.com/?0c1r10v8h21w48v
A57 Update 3 : Micromax FTP Site update's for A57