This is a 4.1.2 Stock Rom made from Factory Image, N7105XXDLL4 (CSC N7105VFGDLL2), released 12/29. Both Deodexed and Odexed versions are available. Both of them are rooted with unsecured boot (T889) with init.d support and includes busybox.
Wipe cache/dalvik. Flash via CWM or TWRP. Your data will be preserved.
Deodexed: Link 1
Odexed: Link 1
Please credit if you plan to use this as a base.