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Text File  |  1999-05-15  |  1.6 KB  |  39 lines
  1. Type of Protection :Simple CD Check
  2.  
  3. [Q.exe]
  4. At 4AC7FC in the Games exe, the Prog. Calls a Routine thats Check
  5. the CD in your Drive.If the Return Falue in AL=1 (al = LowByte from EAX) 
  6. than you have the Wrong or No CD in your Drive.I have Change at Offset 000AC803 
  7. the "JNE 004AC838" to "Jmp
  8. 004AC838"
  9.  
  10.  
  11.  
  12. * Possible StringData Ref from Data Obj ->"Please insert game CD"
  13.                                   |
  14. :004AC7C9 BF6CE95000              mov edi, 0050E96C
  15. :004AC7CE 83C9FF                  or ecx, FFFFFFFF
  16. :004AC7D1 33C0                    xor eax, eax
  17. :004AC7D3 F2                      repnz
  18. :004AC7D4 AE                      scasb
  19. :004AC7D5 F7D1                    not ecx
  20. :004AC7D7 2BF9                    sub edi, ecx
  21. :004AC7D9 8954240C                mov dword ptr [esp+0C], edx
  22. :004AC7DD 8BC1                    mov eax, ecx
  23. :004AC7DF 8BF7                    mov esi, edi
  24. :004AC7E1 8BFA                    mov edi, edx
  25. :004AC7E3 C1E902                  shr ecx, 02
  26. :004AC7E6 F3                      repz
  27. :004AC7E7 A5                      movsd
  28. :004AC7E8 8BC8                    mov ecx, eax
  29. :004AC7EA 83E103                  and ecx, 00000003
  30. :004AC7ED F3                      repz
  31. :004AC7EE A4                      movsb
  32. :004AC7EF 8D4C240C                lea ecx, dword ptr [esp+0C]
  33. :004AC7F3 51                      push ecx
  34. :004AC7F4 E8273F0100              call 004C0720
  35. :004AC7F9 83C408                  add esp, 00000008
  36. :004AC7FC E84F000000              call 004AC850   <- CD Check
  37. :004AC801 84C0                    test al, al
  38. :004AC803 7533                    jne 004AC838    <- If al = 0 then Jump [GodBoy]
  39.