Cracking for Newbies  - by Dahood
                

Target: Clean Up Version 4.2

Tools used: W32dasm
	    Hview
	    
Protection:
1.Serial (Register Under the autor's name)


NOTE: This tutorial is not totally for newbies so i excpect that u know
1.how to use w32dasm
2.how to use hview (change,search,etc...)
3.Assembly



Disassemble the program


lots of strings or i should say bull shit Strings and i m not going to spend more than 5 min on this
so i saw the author 's name and i checked it out and seemed that  he is tryin to trick up

search for his name and find the right place? how 
u know what this means KERNEL32.lstrcpyA well if u dont then all u need to know is it compares
somthing and we also see jmp if not equal interesting 
so lets tryin something wont hurt if it didnt work 
well b4 i tell u look at it ur self maybe ull figure it out 


:00407849 83C438                  add esp, 00000038
:0040784C 3D92A71901              cmp eax, 0119A792
:00407851 7518                    jne 0040786B

* Reference To: KERNEL32.lstrcpyA, Ord:0302h
                                  |
:00407853 8B1D94804100            mov ebx, dword ptr [00418094]

* Possible StringData Ref from Data Obj ->"Gregory Braun" ** Name
                                  |
:00407859 68B4A94100              push 0041A9B4
:0040785E 56                      push esi
:0040785F FFD3                    call ebx

* Possible StringData Ref from Data Obj ->"Software Design" ** Company
                                  |
:00407861 68A4A94100              push 0041A9A4
:00407866 57                      push edi
:00407867 FFD3                    call ebx
:00407869 EB07                    jmp 00407872

* Referenced by a (U)nconditional or (C)onditional Jump at Address:
|:00407851(C)
|
:0040786B 3D3CCE5F0D              cmp eax, 0D5FCE3C ** his pass
:00407870 750C                    jne 0040787E

yep u guessed it right Change the jne 0040787E to je 0040787E
and try to register it took it now check it again what name does it say ....

Ps. there are lots other ways to crack this piece try to figure it out ur self
    i showed u one way

i hope i didnt confuse u and if u have any question, comments
my icq# is 69518421 or u can e mail me at webcrawler28@hotmail.com

i would like to say thanks to all the crackers 2 many 2 list , for helpin me also for there 
tutorials
also a big thanks to krobar's site: http://zor.org/krobar