To do this, you need any HEX Editor, I recommend WinHEX.
Alien Shooter 2: HEX-Cheat Codes [1.0] Free Download
1: Launch the HEX-Editor program.
2: Open the file from the game folder with it ALIENSHOOTER.EXE.
3: We are looking for the desired offset, change it to the code we need and save the game file.
P.S – For those who do not know, the last digit or letter in the offset means a line in the code.
Eternal Life and Armor:
Offset: 0003751E Code: E9BD8DFCFF
Offset: 000002E0 Code: 66C74660E7038B46605F5EE933720300
Eternal weapon:
Offset: 0003C473 Code: E9783EFCFF90
Offset: 000002F0 Code: C7868C000000C08FD0038B868C000000
Offset: 00000300 Code: E974C10300
Eternal money:
Offset: 0001D5D8 Code: E9282DFEFF9090
Offset: 00000305 Code: 6681F93B047402EB07C746
Offset: 00000310 Code: 04FFE0F5058B46048D4C2420E9BED201