250 lines
19 KiB
Markdown
250 lines
19 KiB
Markdown
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v1版本密钥是用随机数计算的，跳过
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v2版本好像变得更简单了
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先上serial计算公式：
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```
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1440*month*day+year
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```
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这些值是窗体载入时就计算的，所以如果你错过了一天，你可以用spyxx获取隐藏的textbox值
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只有检查按钮会检查，注册按钮仅仅是弹窗提示win而已
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细节：
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```assembly
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00402240 | 55 | push ebp |
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00402241 | 8BEC | mov ebp,esp |
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00402243 | 83EC 0C | sub esp,C |
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00402246 | 68 F6104000 | push <JMP.&__vbaExceptHandler> |
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0040224B | 64:A1 00000000 | mov eax,dword ptr fs:[0] | eax:L"沁Ф3"
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00402251 | 50 | push eax | eax:L"沁Ф3"
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00402252 | 64:8925 00000000 | mov dword ptr fs:[0],esp |
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00402259 | 81EC C8000000 | sub esp,C8 |
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0040225F | 53 | push ebx |
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00402260 | 56 | push esi |
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00402261 | 57 | push edi |
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00402262 | 8965 F4 | mov dword ptr ss:[ebp-C],esp |
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00402265 | C745 F8 E0104000 | mov dword ptr ss:[ebp-8],crackme_241028.40 |
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0040226C | 8B7D 08 | mov edi,dword ptr ss:[ebp+8] |
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0040226F | 8BC7 | mov eax,edi | eax:L"沁Ф3"
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00402271 | 83E0 01 | and eax,1 | eax:L"沁Ф3"
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00402274 | 8945 FC | mov dword ptr ss:[ebp-4],eax |
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00402277 | 83E7 FE | and edi,FFFFFFFE |
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0040227A | 57 | push edi |
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0040227B | 897D 08 | mov dword ptr ss:[ebp+8],edi |
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0040227E | 8B0F | mov ecx,dword ptr ds:[edi] |
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00402280 | FF51 04 | call dword ptr ds:[ecx+4] |
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00402283 | 8D95 64FFFFFF | lea edx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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00402289 | 33F6 | xor esi,esi |
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0040228B | 52 | push edx | edx:&"Load"
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0040228C | 8975 E8 | mov dword ptr ss:[ebp-18],esi | [ebp-18]:_GetParent@4
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0040228F | 8975 D8 | mov dword ptr ss:[ebp-28],esi |
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00402292 | 8975 C8 | mov dword ptr ss:[ebp-38],esi |
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00402295 | 8975 B8 | mov dword ptr ss:[ebp-48],esi |
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00402298 | 8975 A8 | mov dword ptr ss:[ebp-58],esi |
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0040229B | 8975 98 | mov dword ptr ss:[ebp-68],esi |
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0040229E | 8975 88 | mov dword ptr ss:[ebp-78],esi |
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004022A1 | 89B5 78FFFFFF | mov dword ptr ss:[ebp-88],esi |
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004022A7 | 89B5 74FFFFFF | mov dword ptr ss:[ebp-8C],esi |
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004022AD | 89B5 64FFFFFF | mov dword ptr ss:[ebp-9C],esi | [ebp-9C]:_NtdllEditWndProc_A@0
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004022B3 | 89B5 54FFFFFF | mov dword ptr ss:[ebp-AC],esi |
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004022B9 | 89B5 44FFFFFF | mov dword ptr ss:[ebp-BC],esi |
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004022BF | 89B5 34FFFFFF | mov dword ptr ss:[ebp-CC],esi |
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004022C5 | FF15 90104000 | call dword ptr ds:[<Ordinal#610>] |
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004022CB | 8B1D 98104000 | mov ebx,dword ptr ds:[<__vbaVarDup>] |
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004022D1 | 8D95 34FFFFFF | lea edx,dword ptr ss:[ebp-CC] |
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004022D7 | 8D8D 54FFFFFF | lea ecx,dword ptr ss:[ebp-AC] |
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004022DD | C785 3CFFFFFF 101940 | mov dword ptr ss:[ebp-C4],crackme_241028.4 | dd
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004022E7 | C785 34FFFFFF 080000 | mov dword ptr ss:[ebp-CC],8 |
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004022F1 | FFD3 | call ebx |
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004022F3 | 6A 01 | push 1 |
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004022F5 | 8D85 54FFFFFF | lea eax,dword ptr ss:[ebp-AC] |
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004022FB | 6A 01 | push 1 |
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004022FD | 8D8D 64FFFFFF | lea ecx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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00402303 | 50 | push eax | eax:L"沁Ф3"
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00402304 | 8D95 44FFFFFF | lea edx,dword ptr ss:[ebp-BC] |
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0040230A | 51 | push ecx |
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0040230B | 52 | push edx | edx:&"Load"
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0040230C | FF15 24104000 | call dword ptr ds:[<Ordinal#660>] | Get Current Date(Day)
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00402312 | 8D95 44FFFFFF | lea edx,dword ptr ss:[ebp-BC] |
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00402318 | 8D4D B8 | lea ecx,dword ptr ss:[ebp-48] |
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0040231B | FF15 08104000 | call dword ptr ds:[<__vbaVarMove>] |
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00402321 | 8D85 54FFFFFF | lea eax,dword ptr ss:[ebp-AC] |
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00402327 | 8D8D 64FFFFFF | lea ecx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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0040232D | 50 | push eax | eax:L"沁Ф3"
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0040232E | 51 | push ecx |
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0040232F | 6A 02 | push 2 |
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00402331 | FF15 14104000 | call dword ptr ds:[<__vbaFreeVarList>] |
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00402337 | 83C4 0C | add esp,C |
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0040233A | 8D95 64FFFFFF | lea edx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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00402340 | 52 | push edx | edx:&"Load"
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00402341 | FF15 90104000 | call dword ptr ds:[<Ordinal#610>] |
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00402347 | 8D95 34FFFFFF | lea edx,dword ptr ss:[ebp-CC] |
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0040234D | 8D8D 54FFFFFF | lea ecx,dword ptr ss:[ebp-AC] |
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00402353 | C785 3CFFFFFF 1C1940 | mov dword ptr ss:[ebp-C4],crackme_241028.4 | mm
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0040235D | C785 34FFFFFF 080000 | mov dword ptr ss:[ebp-CC],8 |
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00402367 | FFD3 | call ebx |
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00402369 | 6A 01 | push 1 |
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0040236B | 8D85 54FFFFFF | lea eax,dword ptr ss:[ebp-AC] |
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00402371 | 6A 01 | push 1 |
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00402373 | 8D8D 64FFFFFF | lea ecx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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00402379 | 50 | push eax | eax:L"沁Ф3"
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0040237A | 8D95 44FFFFFF | lea edx,dword ptr ss:[ebp-BC] |
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00402380 | 51 | push ecx |
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00402381 | 52 | push edx | edx:&"Load"
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00402382 | FF15 24104000 | call dword ptr ds:[<Ordinal#660>] | Get current date (month)
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00402388 | 8D95 44FFFFFF | lea edx,dword ptr ss:[ebp-BC] |
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0040238E | 8D8D 78FFFFFF | lea ecx,dword ptr ss:[ebp-88] |
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00402394 | FF15 08104000 | call dword ptr ds:[<__vbaVarMove>] |
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0040239A | 8D85 54FFFFFF | lea eax,dword ptr ss:[ebp-AC] |
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004023A0 | 8D8D 64FFFFFF | lea ecx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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004023A6 | 50 | push eax | eax:L"沁Ф3"
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004023A7 | 51 | push ecx |
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004023A8 | 6A 02 | push 2 |
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004023AA | FF15 14104000 | call dword ptr ds:[<__vbaFreeVarList>] |
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004023B0 | 83C4 0C | add esp,C |
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004023B3 | 8D95 64FFFFFF | lea edx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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004023B9 | 52 | push edx | edx:&"Load"
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004023BA | FF15 90104000 | call dword ptr ds:[<Ordinal#610>] |
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004023C0 | 8D95 34FFFFFF | lea edx,dword ptr ss:[ebp-CC] |
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004023C6 | 8D8D 54FFFFFF | lea ecx,dword ptr ss:[ebp-AC] |
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004023CC | C785 3CFFFFFF 281940 | mov dword ptr ss:[ebp-C4],crackme_241028.4 | yyyy
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004023D6 | C785 34FFFFFF 080000 | mov dword ptr ss:[ebp-CC],8 |
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004023E0 | FFD3 | call ebx |
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004023E2 | 6A 01 | push 1 |
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004023E4 | 8D85 54FFFFFF | lea eax,dword ptr ss:[ebp-AC] |
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004023EA | 6A 01 | push 1 |
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004023EC | 8D8D 64FFFFFF | lea ecx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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004023F2 | 50 | push eax | eax:L"沁Ф3"
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004023F3 | 8D95 44FFFFFF | lea edx,dword ptr ss:[ebp-BC] |
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004023F9 | 51 | push ecx |
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004023FA | 52 | push edx | edx:&"Load"
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004023FB | FF15 24104000 | call dword ptr ds:[<Ordinal#660>] | Get current date (year)
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00402401 | 8D95 44FFFFFF | lea edx,dword ptr ss:[ebp-BC] |
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00402407 | 8D4D A8 | lea ecx,dword ptr ss:[ebp-58] |
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0040240A | FF15 08104000 | call dword ptr ds:[<__vbaVarMove>] |
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00402410 | 8D85 54FFFFFF | lea eax,dword ptr ss:[ebp-AC] |
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00402416 | 8D8D 64FFFFFF | lea ecx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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0040241C | 50 | push eax | eax:L"沁Ф3"
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0040241D | 51 | push ecx |
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0040241E | 6A 02 | push 2 |
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00402420 | FF15 14104000 | call dword ptr ds:[<__vbaFreeVarList>] |
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00402426 | 83C4 0C | add esp,C |
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00402429 | 8D95 64FFFFFF | lea edx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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0040242F | 52 | push edx | edx:&"Load"
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00402430 | FF15 9C104000 | call dword ptr ds:[<Ordinal#612>] |
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00402436 | 8D95 34FFFFFF | lea edx,dword ptr ss:[ebp-CC] |
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0040243C | 8D8D 54FFFFFF | lea ecx,dword ptr ss:[ebp-AC] |
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00402442 | C785 3CFFFFFF 381940 | mov dword ptr ss:[ebp-C4],crackme_241028.4 | hh
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0040244C | C785 34FFFFFF 080000 | mov dword ptr ss:[ebp-CC],8 |
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00402456 | FFD3 | call ebx |
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00402458 | 6A 01 | push 1 |
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0040245A | 8D85 54FFFFFF | lea eax,dword ptr ss:[ebp-AC] |
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00402460 | 6A 01 | push 1 |
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00402462 | 8D8D 64FFFFFF | lea ecx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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00402468 | 50 | push eax | eax:L"沁Ф3"
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00402469 | 8D95 44FFFFFF | lea edx,dword ptr ss:[ebp-BC] |
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0040246F | 51 | push ecx |
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00402470 | 52 | push edx | edx:&"Load"
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00402471 | FF15 24104000 | call dword ptr ds:[<Ordinal#660>] | Get current date (hour)
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00402477 | 8D95 44FFFFFF | lea edx,dword ptr ss:[ebp-BC] |
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0040247D | 8D4D C8 | lea ecx,dword ptr ss:[ebp-38] |
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00402480 | FF15 08104000 | call dword ptr ds:[<__vbaVarMove>] |
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00402486 | 8D85 54FFFFFF | lea eax,dword ptr ss:[ebp-AC] |
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0040248C | 8D8D 64FFFFFF | lea ecx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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00402492 | 50 | push eax | eax:L"沁Ф3"
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00402493 | 51 | push ecx |
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00402494 | 6A 02 | push 2 |
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00402496 | FF15 14104000 | call dword ptr ds:[<__vbaFreeVarList>] |
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0040249C | 8B1D 60104000 | mov ebx,dword ptr ds:[<__vbaVarMul>] |
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004024A2 | 83C4 0C | add esp,C |
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004024A5 | 8D55 B8 | lea edx,dword ptr ss:[ebp-48] | day
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004024A8 | 8D85 78FFFFFF | lea eax,dword ptr ss:[ebp-88] | month
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004024AE | 52 | push edx | edx:&"Load"
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004024AF | 8D8D 64FFFFFF | lea ecx,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
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004024B5 | 50 | push eax | eax:L"沁Ф3"
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004024B6 | 51 | push ecx |
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004024B7 | C785 3CFFFFFF A00500 | mov dword ptr ss:[ebp-C4],5A0 |
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004024C1 | C785 34FFFFFF 020000 | mov dword ptr ss:[ebp-CC],2 |
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004024CB | FFD3 | call ebx | month*day
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004024CD | 50 | push eax | eax:L"沁Ф3"
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004024CE | 8D95 34FFFFFF | lea edx,dword ptr ss:[ebp-CC] | 0x5A0
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004024D4 | 8D85 54FFFFFF | lea eax,dword ptr ss:[ebp-AC] |
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004024DA | 52 | push edx | edx:&"Load"
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004024DB | 50 | push eax | eax:L"沁Ф3"
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004024DC | FFD3 | call ebx | month*day*0x5A0
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004024DE | 8D4D A8 | lea ecx,dword ptr ss:[ebp-58] | year
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004024E1 | 50 | push eax | eax:L"沁Ф3"
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004024E2 | 8D95 44FFFFFF | lea edx,dword ptr ss:[ebp-BC] | hour
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004024E8 | 51 | push ecx |
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004024E9 | 52 | push edx | edx:&"Load"
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004024EA | FF15 94104000 | call dword ptr ds:[<__vbaVarAdd>] | year+上面的结果
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004024F0 | 50 | push eax | eax:L"沁Ф3"
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004024F1 | FF15 10104000 | call dword ptr ds:[<__vbaStrVarMove>] |
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004024F7 | 8BD0 | mov edx,eax | edx:&"Load", eax:L"沁Ф3"
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004024F9 | 8D4D E8 | lea ecx,dword ptr ss:[ebp-18] | [ebp-18]:_GetParent@4
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004024FC | FF15 A4104000 | call dword ptr ds:[<__vbaStrMove>] |
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00402502 | 8D8D 44FFFFFF | lea ecx,dword ptr ss:[ebp-BC] |
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00402508 | FF15 0C104000 | call dword ptr ds:[<__vbaFreeVar>] |
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0040250E | 8B07 | mov eax,dword ptr ds:[edi] | eax:L"沁Ф3"
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00402510 | 57 | push edi |
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00402511 | FF90 FC020000 | call dword ptr ds:[eax+2FC] |
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00402517 | 8D8D 74FFFFFF | lea ecx,dword ptr ss:[ebp-8C] |
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0040251D | 50 | push eax | eax:L"沁Ф3"
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0040251E | 51 | push ecx |
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0040251F | FF15 34104000 | call dword ptr ds:[<__vbaObjSet>] |
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00402525 | 8BF8 | mov edi,eax | eax:L"沁Ф3"
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00402527 | 8B45 E8 | mov eax,dword ptr ss:[ebp-18] | [ebp-18]:_GetParent@4
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0040252A | 50 | push eax | eax:L"沁Ф3"
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0040252B | 57 | push edi |
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0040252C | 8B17 | mov edx,dword ptr ds:[edi] | edx:&"Load"
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0040252E | FF92 A4000000 | call dword ptr ds:[edx+A4] |
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00402534 | 3BC6 | cmp eax,esi | eax:L"沁Ф3"
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00402536 | DBE2 | fnclex |
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00402538 | 7D 12 | jge crackme_241028.40254C |
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0040253A | 68 A4000000 | push A4 |
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0040253F | 68 9C184000 | push crackme_241028.40189C |
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00402544 | 57 | push edi |
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00402545 | 50 | push eax | eax:L"沁Ф3"
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00402546 | FF15 28104000 | call dword ptr ds:[<__vbaHresultCheckObj>] |
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0040254C | 8D8D 74FFFFFF | lea ecx,dword ptr ss:[ebp-8C] |
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00402552 | FF15 B4104000 | call dword ptr ds:[<__vbaFreeObj>] |
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00402558 | 8975 FC | mov dword ptr ss:[ebp-4],esi |
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0040255B | 68 C5254000 | push crackme_241028.4025C5 |
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00402560 | EB 2D | jmp crackme_241028.40258F |
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00402562 | 8D8D 74FFFFFF | lea ecx,dword ptr ss:[ebp-8C] |
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00402568 | FF15 B4104000 | call dword ptr ds:[<__vbaFreeObj>] |
|
|||
|
|
0040256E | 8D8D 44FFFFFF | lea ecx,dword ptr ss:[ebp-BC] |
|
|||
|
|
00402574 | 8D95 54FFFFFF | lea edx,dword ptr ss:[ebp-AC] |
|
|||
|
|
0040257A | 51 | push ecx |
|
|||
|
|
0040257B | 8D85 64FFFFFF | lea eax,dword ptr ss:[ebp-9C] | [ebp-9C]:_NtdllEditWndProc_A@0
|
|||
|
|
00402581 | 52 | push edx | edx:&"Load"
|
|||
|
|
00402582 | 50 | push eax | eax:L"沁Ф3"
|
|||
|
|
00402583 | 6A 03 | push 3 |
|
|||
|
|
00402585 | FF15 14104000 | call dword ptr ds:[<__vbaFreeVarList>] |
|
|||
|
|
0040258B | 83C4 10 | add esp,10 |
|
|||
|
|
0040258E | C3 | ret |
|
|||
|
|
0040258F | 8D4D E8 | lea ecx,dword ptr ss:[ebp-18] | [ebp-18]:_GetParent@4
|
|||
|
|
00402592 | FF15 B8104000 | call dword ptr ds:[<__vbaFreeStr>] |
|
|||
|
|
00402598 | 8B35 0C104000 | mov esi,dword ptr ds:[<__vbaFreeVar>] |
|
|||
|
|
0040259E | 8D4D D8 | lea ecx,dword ptr ss:[ebp-28] |
|
|||
|
|
004025A1 | FFD6 | call esi |
|
|||
|
|
004025A3 | 8D4D C8 | lea ecx,dword ptr ss:[ebp-38] |
|
|||
|
|
004025A6 | FFD6 | call esi |
|
|||
|
|
004025A8 | 8D4D B8 | lea ecx,dword ptr ss:[ebp-48] |
|
|||
|
|
004025AB | FFD6 | call esi |
|
|||
|
|
004025AD | 8D4D A8 | lea ecx,dword ptr ss:[ebp-58] |
|
|||
|
|
004025B0 | FFD6 | call esi |
|
|||
|
|
004025B2 | 8D4D 98 | lea ecx,dword ptr ss:[ebp-68] |
|
|||
|
|
004025B5 | FFD6 | call esi |
|
|||
|
|
004025B7 | 8D4D 88 | lea ecx,dword ptr ss:[ebp-78] |
|
|||
|
|
004025BA | FFD6 | call esi |
|
|||
|
|
004025BC | 8D8D 78FFFFFF | lea ecx,dword ptr ss:[ebp-88] |
|
|||
|
|
004025C2 | FFD6 | call esi |
|
|||
|
|
004025C4 | C3 | ret |
|
|||
|
|
```
|
|||
|
|
|