cara mudah root Evercoss a12
langsung saja
bahannya
http://forum.xda-developers.com/attachment.php?s=dac23c5b9c8672b5401a6b104a5e1124&attachmentid=2111000&d=1373634685
download and install framaroot.apk
buka
>instal superSU
>klik boromir
>klo sukses
>segera reboot hh anda
setelh hdup. cek dimenu klo ada apk superuser
selamat. your device now is rooted :)