gt-i9210 s2 lte efs partition

Hello everyone,

please, is it possible to get a flashable efs partition for i9210 S2 lte?
Or any efs for i9210 and way to restore it!

phone condition-
Received it from customer in a loop mode. It enters samsung android menu but after a minute in the menu, it blocks for some seconds and reboot. Service software cannot connect with phone in normal mode.

twrp efs backup, odin flashable backup, modem+efs partitions backup to flash via terminal. Any will help.

Any help?

Thank you!