attaching DOS ZIP File Test here (original time stamps)
![Grinning :D](./images/smilies/icon_e_biggrin.gif)
In case you haven't found it out yet:
Code: Select all
code:1B55 83 7E 08 02 cmp [bp+bal_index], 2
code:1B59 75 03 jnz loc_1B5E
code:1B5B E8 B8 25 call tamper_check ; <-- change to NOPs
code:1B5E
code:1B5E loc_1B5E:
Code: Select all
code:42F4 set_drive_A proc near
code:42F4 B2 00 mov dl, 0 ; <-- change to RETN
code:42F6 B4 0E mov ah, 0Eh
code:42F8 CD 21 int 21h ; DOS - SELECT DISK
code:42F8 ; DL = new default drive number (0 = A, 1 = B, etc.)
code:42F8 ; Return: AL = number of logical drives
code:42FA C3 retn
code:42FA set_drive_A endp