Hacked Kleo Function.php

Hello, i dont know but every week someone Hacked my theme is that normal?

i install it now more than 4 times new and make my site 4 time new now i am very angry because every time when i install it new some days later i have a Hacked code in the Function.php what i can do????

i use some security Plugins for take care my side it call Wordfence and some nother Plugin but…. every week someone hacked pls give me help

send me a Email what i have to do pls info@ganeshaa.net

Wordfence detect the hacked code in Kleo/function.php and in the kleo-child/function.php and that every week the same

Now my site is in the maintance mode