EP9 4class source Item drop from mob ?

hey all, can help me how to config percent(attack, evasion, Hit rate, defense...) of item mod drop.
thanks for help me.
https://i.gyazo.com/4b1a24afd5a92cf7...16fd174eb7.png

You can find them by .bin files in glogicserver.rcc on your client.
Example: w0_sample.bin