《我也爱背单词2002+》破解过程。 (3千字) 算法分析

我也爱背单词2002+版注册码破解:

用户名：36382052zc4661586

假注册码：787878787878

softice 下bpx hmemcpy

点注册，拦截，下bd *，按F12键7下，再按F10键到

:0048402B 837DFC00 cmp dword ptr [ebp-04], 00000000 //停在这里

:0048402F 750F jne 00484040

* Possible StringData Ref from Code Obj ->"You must have Register Name"

|

:00484031 B844434800 mov eax, 00484344

:00484036 E8CDFAFCFF call 00453B08

:0048403B E9AA020000 jmp 004842EA

* Referenced by a (U)nconditional or (C)onditional Jump at Address:

|:0048402F(C)

|

:00484040 8D55F8 lea edx, dword ptr [ebp-08]

:00484043 8B8308030000 mov eax, dword ptr [ebx+00000308]

:00484049 E8A6A6FAFF call 0042E6F4

:0048404E 837DF800 cmp dword ptr [ebp-08], 00000000

:00484052 750F jne 00484063

* Possible StringData Ref from Code Obj ->"You can't leave the Register Number "

->"blank"

|

:00484054 B868434800 mov eax, 00484368

:00484059 E8AAFAFCFF call 00453B08 //注册用户名不能为空

:0048405E E987020000 jmp 004842EA

* Referenced by a (U)nconditional or (C)onditional Jump at Address:

|:00484052(C)

|

:00484063 8D55F4 lea edx, dword ptr [ebp-0C]

:00484066 8B8308030000 mov eax, dword ptr [ebx+00000308]

:0048406C E883A6FAFF call 0042E6F4

:00484071 8B45F4 mov eax, dword ptr [ebp-0C]

:00484074 50 push eax

:00484075 8D4DF0 lea ecx, dword ptr [ebp-10]

:00484078 A10CF34900 mov eax, dword ptr [0049F30C]

:0048407D 8B00 mov eax, dword ptr [eax]

:0048407F 8B15F40D4A00 mov edx, dword ptr [004A0DF4]

:00484085 E8AE470100 call 00498838 //关键的计算注册码的call

:0048408A 8B55F0 mov edx, dword ptr [ebp-10] //将注册码给edx

:0048408D 58 pop eax //d edx 可得到真的注册码

:0048408E E8A1FDF7FF call 00403E34

:00484093 0F85F0000000 jne 00484189

:00484099 8D55EC lea edx, dword ptr [ebp-14]

:0048409C 8B8304030000 mov eax, dword ptr [ebx+00000304]

:004840A2 E84DA6FAFF call 0042E6F4

:004840A7 8B55EC mov edx, dword ptr [ebp-14]

:004840AA A1F40D4A00 mov eax, dword ptr [004A0DF4]

:004840AF E880FDF7FF call 00403E34

:004840B4 0F85CF000000 jne 00484189 //爆破地点

* Possible StringData Ref from Code Obj ->"Registed Passed, Thanks!"

|

:004840BA B89C434800 mov eax, 0048439C

:004840BF E844FAFCFF call 00453B08

注册码存放在注册表的HKEY_CURRENT_USER\WYABDC Registry\setup分支下RegInfoRegNum=""里 我的真注册码为:111126994009268

欢迎光临我的破解小站：

http://crackzc.126.com

我的QQ : 44357921 （不是破解爱好者不要 Q 我哦！）

(文)crackzc

crackzc@163.com （出处：赢政天下整理收藏）

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