[Help] How to unpack sudden attack jappan ?

i don't know how to unpack suddenattack.exe and cshell.dll (SA japan), i know they was made by themedia 2.x.... and I searched google unpack but they error differrent with me. Can anyone have me how to unpack, please ? or if you can comment your facebook or your yahoo ? I will contact you. Thanks.

you will need to find ur own way

SA drilled at South Korea