Epic Heroes War, Please help me to hack this offline game :(

[reed265]

Name of Game: Epic Heroes War
Play Store Link (If it's a paid app, the apk): https://play.google.com/store/apps/details?id=com.divmob.ageofheroes.braveheroes.battleheroes.epicheroeswar.epicheroes.en&hl=en
Version:  1.5.12.121
What cheat? Health, xp, gold...: Everything you can hack.
Have you tried cheating this game? What happened?: Yep, I've tried searching Dword, hacking mode selected, found the values but then whenever I change the values, either the game crashes or the values just return to normal even when I freeze them.
Comments: Just help me. Maybe I can learn something from this "abnormal" games