:00491592 8B38 mov edi, dword ptr [eax]
:00491594 8D542418 lea edx, dword ptr [esp+18]
追踪call 004B7250 开始注册码比较
* Referenced by a CALL at Addresses:
:004908E7 , :00490B72 , :00491576
:004B7250 83EC20 sub esp, 00000020
:004B7253 83C9FF or ecx, FFFFFFFF
:004B7256 33C0 xor eax, eax
:004B7258 56 push esi
:004B7259 8B74242C mov esi, dword ptr [esp+2C]
:004B725D 57 push edi
:004B725E 8BFE mov edi, esi
:004B7260 F2 repnz
:004B7261 AE scasb
:004B7262 F7D1 not ecx
:004B7264 49 dec ecx
:004B7265 83F90E cmp ecx, 0000000E 检查序列号是否是14位,不对则跳
:004B7268 7573 jne 004B72DD ----------------------修改处1
:004B726A 56 push esi
:004B726B E823DD0000 call 004C4F93
* Possible Reference to String Resource ID=00014: "? URL"
:004B7270 6A0E push 0000000E
:004B7272 8D442420 lea eax, dword ptr [esp+20]
:004B7276 56 push esi
:004B7277 50 push eax
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