目标程序：MediaChance Photo-Brush v5.3
文件: PhotoBrush.exe
大小: 4685824 字节
文件版本: 5, 1, 0, 0
修改时间: 2011年1月5日 星期三, 13:16:04
MD5: 9BAC3410001254E145DED24872F92CD9
SHA1: 7555B4CE260D4B737A7EEBDB9D07F824D88D4260
CRC32: 028C2CD9
注册验证：
00509030 55 push ebp
00509031 8BEC mov ebp,esp
00509033 6A FF push -1
00509035 68 B8566800 push 006856B8
0050903A 64:A1 00000000 mov eax,dword ptr fs:[0]
00509040 50 push eax
00509041 64:8925 00000000 mov dword ptr fs:[0],esp
00509048 83EC 28 sub esp,28
0050904B 53 push ebx
0050904C 56 push esi
0050904D 57 push edi
0050904E 8BF1 mov esi,ecx
00509050 8D45 08 lea eax,dword ptr ss:[ebp+8]
00509053 8D4D E8 lea ecx,dword ptr ss:[ebp-18]
00509056 50 push eax
00509057 C745 FC 00000000 mov dword ptr ss:[ebp-4],0
0050905E E8 AC841400 call 0065150F
00509063 8D4D E8 lea ecx,dword ptr ss:[ebp-18]
00509066 C645 FC 01 mov byte ptr ss:[ebp-4],1
0050906A E8 1B0D1400 call 00649D8A
0050906F 8D4D E8 lea ecx,dword ptr ss:[ebp-18]
00509072 E8 C70C1400 call 00649D3E
00509077 68 101F7200 push 00721F10 ; ASCII "0000000000000000000"
0050907C 8D4D E8 lea ecx,dword ptr ss:[ebp-18]
0050907F E8 F28A1400 call 00651B76
...
验证算法：
-------------------------------------------------------------------
#define PB_CALC(x) ((abs(x) % 10) + '0')
TCHAR Key[20] = "0000-0000-0000-0000"; // 可随机生成
TCHAR sz[12] = {0};
int val;
// 0
val = Key[0] + Key[1] + Key[2] + Key[2] * 3;
sz[0] = PB_CALC(val);
// 1
val = Key[0] * 5 + (Key[4] + Key[6] * 2) * 2 + Key[3];
sz[1] = PB_CALC(val);
// 2
val = (Key[1] + Key[3]) * 3 + Key[5] * 2 + Key[2];
sz[2] = PB_CALC(val);
// 3
val = (Key[2] + Key[4] * 2 + Key[5] + Key[7]) * 2;
sz[3] = PB_CALC(val);
// 4
sz[4] = '-';
// 5
val = (Key[3] * 2 + Key[5]) * 3 + Key[6];
sz[5] = PB_CALC(val);
// 6
val = (Key[3] + Key[5] + Key[7]) * 3 + Key[3] * 2;
sz[6] = PB_CALC(val);
// 7
val = Key[0] + Key[2] * 5 + (Key[1] + Key[4]) * 4;
sz[7] = PB_CALC(val);
// 8
val = Key[0] + Key[1] + (Key[2] + Key[3]) * 2 + Key[3] * 3;
sz[8] = PB_CALC(val);
// 1
val = (Key[1] + Key[3] + Key[6]) * 3 + Key[7] * 2;
sz[1] = PB_CALC(val);
// 2
val = Key[5] * 5 + (Key[7] * 2 + Key[8]) * 4;
sz[2] = PB_CALC(val);
// 6
val = ((Key[3] + Key[8]) * 2 + Key[6]) * 2 + Key[3] * 5;
sz[6] = PB_CALC(val);
Key[10 + 1] = sz[1];
Key[10 + 2] = sz[2];
Key[10 + 6] = sz[6];
// 至此得到注册码 0000-0000-0860-0000，与用户名无关
-------------------------------------------------------------------
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\MediaChance.Info\Photo-Brush 5]
"SerialNum"="0000-0000-0860-0000"
"UserName"="rocktx"
-------------------------------------------------------------------
疏漏之处，望请海涵。。。
- 标 题：Photo-Brush v5.3 算法注册机
- 作 者：rocktx
- 时 间：2011-02-28 21:48:17
- 链 接：http://bbs.pediy.com/showthread.php?t=130108