Sinksub Pro v2.02
Keygen routine


* Referenced by a (U)nconditional or (C)onditional Jump at Address:
|:004096B6(C)
|
:004096A4 8A540410                mov dl, byte ptr [esp+eax+10]
:004096A8 8AC8                    mov cl, al
:004096AA 80C10F                  add cl, 0F
:004096AD 02D1                    add dl, cl
:004096AF 88540410                mov byte ptr [esp+eax+10], dl
:004096B3 40                      inc eax
:004096B4 3BC7                    cmp eax, edi
:004096B6 7CEC                    jl 004096A4

This code converts my incode to a LetterCode.


* Referenced by a (U)nconditional or (C)onditional Jump at Address:
|:004098AA(C)
|
:0040989F B2F1                    mov dl, F1
:004098A1 2AD0                    sub dl, al
:004098A3 00540428                add byte ptr [esp+eax+28], dl
:004098A7 40                      inc eax
:004098A8 3BC1                    cmp eax, ecx
:004098AA 7CF3                    jl 0040989F

And this code converts it back.
Those section is in the beginning of the trace. DONT stop here and think
this is the code! Continue and find the part below! Trace with F10 and
hence breakpoints on new occurance of codes and names.


* Referenced by a (U)nconditional or (C)onditional Jump at Address:
|:004098B9(C)
|
:004098C6 33FF                    xor edi, edi
:004098C8 85C0                    test eax, eax
:004098CA 7E52                    jle 0040991E
:004098CC 8B15F4E74100            mov edx, dword ptr [0041E7F4]

EDX=0x8FCB6=588982

* Referenced by a (U)nconditional or (C)onditional Jump at Address:
|:0040991C(C)
|
:004098D2 0FBE4C3C3C              movsx ecx, byte ptr [esp+edi+3C]
:004098D7 83F961                  cmp ecx, 00000061
:004098DA 7C08                    jl 004098E4
:004098DC 83F97A                  cmp ecx, 0000007A
:004098DF 7F03                    jg 004098E4
:004098E1 83E920                  sub ecx, 00000020

ECX=Ascii
Checks if LowerCase. If yes then SUB with 0x20. And go to next section.

* Referenced by a (U)nconditional or (C)onditional Jump at Addresses:
|:004098DA(C), :004098DF(C)
|
:004098E4 83F920                  cmp ecx, 00000020
:004098E7 7507                    jne 004098F0

Checking for Space. If found go to next section, Reset counter.
Jump over that section if no space is found.

* Possible Reference to String Resource ID=00001: "About SinkSub Pro..."
                                  |
:004098E9 BE01000000              mov esi, 00000001
:004098EE EB29                    jmp 00409919

Reset counter ESI=1 and Jump to last section.

* Referenced by a (U)nconditional or (C)onditional Jump at Address:
|:004098E7(C)
|
:004098F0 83F941                  cmp ecx, 00000041
:004098F3 7C13                    jl 00409908
:004098F5 83F95A                  cmp ecx, 0000005A
:004098F8 7F0E                    jg 00409908
:004098FA 8D0C71                  lea ecx, dword ptr [ecx+2*esi]
:004098FD 8BDE                    mov ebx, esi
:004098FF 03D9                    add ebx, ecx
:00409901 0FAFDA                  imul ebx, edx
:00409904 03EB                    add ebp, ebx
:00409906 EB0C                    jmp 00409914

Checks if UpperCase letter. If yes continue with the calculation.
If not (ie other chars) go to next section.

* Referenced by a (U)nconditional or (C)onditional Jump at Addresses:
|:004098F3(C), :004098F8(C)
|
:00409908 8BCE                    mov ecx, esi
:0040990A 0FAFCA                  imul ecx, edx
:0040990D 8BD9                    mov ebx, ecx
:0040990F 03DD                    add ebx, ebp
:00409911 8D2C4B                  lea ebp, dword ptr [ebx+2*ecx]

This is for other chars than UpperCase. Store in EBP!

* Referenced by a (U)nconditional or (C)onditional Jump at Address:
|:00409906(U)
|
:00409914 8B5C2424                mov ebx, dword ptr [esp+24]
:00409918 46                      inc esi

EBX=0. Increase NameCounter ESI.

* Referenced by a (U)nconditional or (C)onditional Jump at Address:
|:004098EE(U)
|
:00409919 47                      inc edi
:0040991A 3BF8                    cmp edi, eax
:0040991C 7CB4                    jl 004098D2

Have we reached the end of the Name?


Here we go again! This is the core of the Resistration routine.