闲来无聊
做了一些修改~
OD载入:
01012475 > 6A 70 push 70
01012477 68 E0150001 push 010015E0
0101247C . E8 47030000 call 010127C8 ;seh处理函数
01012481 . 33DB xor ebx, ebx
01012483 . 53 push ebx ; /pModule => NULL
中间省略若干
010125DD > 50 push eax
010125DE . 56 push esi
010125DF . 53 push ebx
010125E0 . 53 push ebx
010125E1 . FFD7 call edi
010125E3 . 50 push eax
010125E4 . E8 68F9FEFF call 01001F51 ;来到了本次需要分析的重点函数
010125E9 . 8BF0 mov esi, eax
010125EB . 8975 84 mov dword ptr [ebp-7C], esi
010125EE . 395D E4 cmp dword ptr [ebp-1C], ebx
010125F1 . 75 07 jnz short 010125FA
010125F3 . 56 push esi ; /status
010125F4 . FF15 EC110001 call dword ptr [<&msvcrt.exit>] ; \exit
010125FA > FF15 E8110001 call dword ptr [<&msvcrt._cexit>] ; [msvcrt._cexit
下面进入本次的重头戏：
01001F51 /$ B8 EE280101 mov eax, 010128EE
01001F56 |. E8 F5060100 call 01012650
01001F5B |. 81EC F0000000 sub esp, 0F0
01001F61 |. 53 push ebx
01001F62 |. 56 push esi
01001F63 |. 57 push edi
01001F64 |. 8965 F0 mov dword ptr [ebp-10], esp
01001F67 |. 6A 31 push 31
01001F69 |. 59 pop ecx
01001F6A |. 33C0 xor eax, eax
01001F6C |. 33DB xor ebx, ebx
01001F6E |. 66:899D 04FFF>mov word ptr [ebp-FC], bx
01001F75 |. 8DBD 06FFFFFF lea edi, dword ptr [ebp-FA]
01001F7B |. F3:AB rep stos dword ptr es:[edi]
01001F7D |. 66:AB stos word ptr es:[edi]
01001F7F |. 8D45 E8 lea eax, dword ptr [ebp-18]
01001F82 |. 50 push eax
01001F83 |. FF15 B4110001 call dword ptr [<&USER32.GetProcessDe>; USER32.GetProcessDefaultLayout
01001F89 |. 85C0 test eax, eax
01001F8B |. 74 1B je short 01001FA8
01001F8D |. 8B45 E8 mov eax, dword ptr [ebp-18]
01001F90 |. A8 01 test al, 1
01001F92 |. 74 14 je short 01001FA8
01001F94 |. 83E0 FE and eax, FFFFFFFE
01001F97 |. 50 push eax
01001F98 |. FF15 B0110001 call dword ptr [<&USER32.SetProcessDe>; USER32.SetProcessDefaultLayout
01001F9E |. C705 A04D0101>mov dword ptr [1014DA0], 1
01001FA8 |> FF75 10 push dword ptr [ebp+10]
01001FAB |. E8 B5F6FFFF call 01001665
01001FB0 |. 8B45 08 mov eax, dword ptr [ebp+8]
01001FB3 |. FF75 0C push dword ptr [ebp+C]
01001FB6 |. A3 484A0101 mov dword ptr [1014A48], eax
01001FBB |. E8 07F8FFFF call 010017C7
01001FC0 |. 85C0 test eax, eax
01001FC2 |. 0F84 E0000000 je 010020A8
01001FC8 |. 68 00080000 push 800 ; /Size = 800 (2048.)
01001FCD |. 6A 40 push 40 ; |Flags = LPTR
01001FCF |. 895D FC mov dword ptr [ebp-4], ebx ; |
01001FD2 |. FF15 80100001 call dword ptr [<&KERNEL32.LocalAlloc>; \LocalAlloc
01001FD8 |. 3BC3 cmp eax, ebx
01001FDA |. 8945 10 mov dword ptr [ebp+10], eax
01001FDD |. 75 04 jnz short 01001FE3 ; 分配内存成功
01001FDF |. 53 push ebx
01001FE0 |. 53 push ebx
01001FE1 |. EB 7E jmp short 01002061
01001FE3 |> 8365 0C 00 and dword ptr [ebp+C], 0
01001FE7 |. 8B3D 78100001 mov edi, dword ptr [<&KERNEL32.Local>; kernel32.LocalReAlloc
01001FED |. BE 00040000 mov esi, 400
01001FF2 |> 837D 0C 54 /cmp dword ptr [ebp+C], 54
01001FF6 |. 7F 51 |jg short 01002049
01001FF8 |> 8B45 10 |/mov eax, dword ptr [ebp+10]
01001FFB |. 8975 EC ||mov dword ptr [ebp-14], esi
01001FFE |. 295D EC ||sub dword ptr [ebp-14], ebx
01002001 |. FF75 EC ||push dword ptr [ebp-14] ; /Count
01002004 |. 8D0458 ||lea eax, dword ptr [eax+ebx*2] ; |
01002007 |. 50 ||push eax ; |Buffer
01002008 |. FF75 0C ||push dword ptr [ebp+C] ; |RsrcID
0100200B |. FF75 08 ||push dword ptr [ebp+8] ; |hInst
0100200E |. FF15 AC110001 ||call dword ptr [<&USER32.LoadString>; \LoadStringW
01002014 |. 40 ||inc eax
01002015 |. 3B45 EC ||cmp eax, dword ptr [ebp-14]
01002018 |. 75 1E ||jnz short 01002038
0100201A |. 81C6 00040000 ||add esi, 400
01002020 |. 6A 02 ||push 2
01002022 |. 8D0436 ||lea eax, dword ptr [esi+esi]
01002025 |. 50 ||push eax
01002026 |. FF75 10 ||push dword ptr [ebp+10]
01002029 |. FFD7 ||call edi
0100202B |. 85C0 ||test eax, eax
0100202D |. 75 04 ||jnz short 01002033
0100202F |. 50 ||push eax
01002030 |. 50 ||push eax
01002031 |. EB 2E ||jmp short 01002061
01002033 |> 8945 10 ||mov dword ptr [ebp+10], eax
01002036 |.^ EB C0 |\jmp short 01001FF8
01002038 |> 8B4D 0C |mov ecx, dword ptr [ebp+C]
0100203B |. 891C8D 504A01>|mov dword ptr [ecx*4+1014A50], ebx
01002042 |. 03D8 |add ebx, eax
01002044 |. FF45 0C |inc dword ptr [ebp+C]
01002047 |.^ EB A9 \jmp short 01001FF2
01002049 |> 6A 02 push 2
0100204B |. 8D041B lea eax, dword ptr [ebx+ebx]
0100204E |. 50 push eax
0100204F |. FF75 10 push dword ptr [ebp+10]
01002052 |. FFD7 call edi
01002054 |. 8BF0 mov esi, eax
01002056 |. 33C9 xor ecx, ecx
01002058 |. 3BF1 cmp esi, ecx
0100205A |. 8975 08 mov dword ptr [ebp+8], esi
0100205D |. 75 50 jnz short 010020AF
0100205F |. 51 push ecx
01002060 |. 51 push ecx
01002061 |> E8 0A060100 call <jmp.&msvcrt._CxxThrowException>
01002066 |. 33F6 xor esi, esi
01002068 |. 3975 10 cmp dword ptr [ebp+10], esi
0100206B |. 74 09 je short 01002076
0100206D |. FF75 10 push dword ptr [ebp+10] ; /hMemory
01002070 |. FF15 7C100001 call dword ptr [<&KERNEL32.LocalFree>>; \LocalFree
01002076 |> 6A 64 push 64 ; /Count = 64 (100.)
01002078 |. 8D85 04FFFFFF lea eax, dword ptr [ebp-FC] ; |
0100207E |. 50 push eax ; |Buffer
0100207F |. 6A 54 push 54 ; |RsrcID = STRING "内存不够"
01002081 |. FF35 484A0101 push dword ptr [1014A48] ; |hInst = NULL
01002087 |. FF15 AC110001 call dword ptr [<&USER32.LoadStringW>>; \LoadStringW
0100208D |. 85C0 test eax, eax
0100208F |. 74 11 je short 010020A2
01002091 |. 6A 10 push 10 ; /Style = MB_OK|MB_ICONHAND|MB_APPLMODAL
01002093 |. 56 push esi ; |Title
01002094 |. 8D85 04FFFFFF lea eax, dword ptr [ebp-FC] ; |
0100209A |. 50 push eax ; |Text
0100209B |. 56 push esi ; |hOwner
0100209C |. FF15 A8110001 call dword ptr [<&USER32.MessageBoxW>>; \MessageBoxW
010020A2 |> B8 A8200001 mov eax, 010020A8
010020A7 |. C3 retn
010020A8 |> 33C0 xor eax, eax
010020AA |. E9 11010000 jmp 010021C0
010020AF |> 33D2 xor edx, edx
010020B1 |> 83FA 54 /cmp edx, 54
010020B4 |. 7F 11 |jg short 010020C7
010020B6 |. 8D0495 504A01>|lea eax, dword ptr [edx*4+1014A50]
010020BD |. 8B38 |mov edi, dword ptr [eax]
010020BF |. 8D3C7E |lea edi, dword ptr [esi+edi*2]
010020C2 |. 8938 |mov dword ptr [eax], edi
010020C4 |. 42 |inc edx
010020C5 |.^ EB EA \jmp short 010020B1
010020C7 |> 51 push ecx ; /lParam
010020C8 |. FF35 484A0101 push dword ptr [1014A48] ; |hInst = NULL
010020CE |. 834D FC FF or dword ptr [ebp-4], FFFFFFFF ; |
010020D2 |. 51 push ecx ; |hMenu
010020D3 |. 51 push ecx ; |hParent
010020D4 |. 51 push ecx ; |Height
010020D5 |. B8 00000080 mov eax, 80000000 ; |
010020DA |. 50 push eax ; |Width => 80000000 (-2147483648.)
010020DB |. 51 push ecx ; |Y
010020DC |. 50 push eax ; |X => 80000000 (-2147483648.)
010020DD |. 68 00000010 push 10000000 ; |Style = WS_OVERLAPPED|WS_VISIBLE
010020E2 |. 68 F0120001 push 010012F0 ; |WindowName = "CalcMsgPumpWnd"
010020E7 |. 68 E4120001 push 010012E4 ; |Class = "EDIT"
010020EC |. 51 push ecx ; |ExtStyle
010020ED |. FF15 A4110001 call dword ptr [<&USER32.CreateWindow>; \CreateWindowExW
010020F3 |. A3 704D0101 mov dword ptr [1014D70], eax
010020F8 |. E8 4AFDFFFF call 01001E47
010020FD |. 8B35 94100001 mov esi, dword ptr [<&KERNEL32.GetPr>; kernel32.GetProfileIntW
01002103 |. 6A 01 push 1 ; /Default = 1
01002105 |. 68 D4120001 push 010012D4 ; |Key = "layout"
0100210A |. BF 18400101 mov edi, 01014018 ; |UNICODE "SciCalc"
0100210F |. 57 push edi ; |Section => "SciCalc"
01002110 |. FFD6 call esi ; \GetProfileIntW
01002112 |. 33DB xor ebx, ebx
01002114 |. 53 push ebx ; /Default => 0
01002115 |. 68 C4120001 push 010012C4 ; |Key = "UseSep"
0100211A |. 57 push edi ; |Section => "SciCalc"
0100211B |. A3 484D0101 mov dword ptr [1014D48], eax ; |
01002120 |. FFD6 call esi ; \GetProfileIntW
01002122 |. 6A 01 push 1
01002124 |. A3 4C4D0101 mov dword ptr [1014D4C], eax
01002129 |. E8 E9F8FFFF call 01001A17 ;重点函数
0100212E |. 6A 69 push 69 ; /TableName = 69
01002130 |. FF35 484A0101 push dword ptr [1014A48] ; |hInst = NULL
01002136 |. FF15 A0110001 call dword ptr [<&USER32.LoadAccelera>; \LoadAcceleratorsW
0100213C |. 8B35 9C110001 mov esi, dword ptr [<&USER32.GetMess>; USER32.GetMessageW
01002142 |. A3 444A0101 mov dword ptr [1014A44], eax
01002147 |. EB 5E jmp short 010021A7
01002149 |> A1 744D0101 /mov eax, dword ptr [1014D74]
0100214E |. 3BC3 |cmp eax, ebx
01002150 |. 74 0F |je short 01002161
01002152 |. 8D4D CC |lea ecx, dword ptr [ebp-34]
01002155 |. 51 |push ecx ; /pMsg
01002156 |. 50 |push eax ; |hWnd => NULL
01002157 |. FF15 98110001 |call dword ptr [<&USER32.IsDialogMes>; \IsDialogMessageW
0100215D |. 85C0 |test eax, eax
0100215F |. 75 46 |jnz short 010021A7
01002161 |> A1 6C4D0101 |mov eax, dword ptr [1014D6C]
01002166 |. 3945 CC |cmp dword ptr [ebp-34], eax
01002169 |. 74 0E |je short 01002179
0100216B |. FF75 CC |push dword ptr [ebp-34] ; /hWnd
0100216E |. 50 |push eax ; |hParent => NULL
0100216F |. FF15 94110001 |call dword ptr [<&USER32.IsChild>] ; \IsChild
01002175 |. 85C0 |test eax, eax
01002177 |. 74 1A |je short 01002193
01002179 |> 8D45 CC |lea eax, dword ptr [ebp-34]
0100217C |. 50 |push eax ; /pMsg
0100217D |. FF35 444A0101 |push dword ptr [1014A44] ; |hAccel = NULL
01002183 |. FF35 6C4D0101 |push dword ptr [1014D6C] ; |hWnd = NULL
01002189 |. FF15 90110001 |call dword ptr [<&USER32.TranslateAc>; \TranslateAcceleratorW
0100218F |. 85C0 |test eax, eax
01002191 |. 75 14 |jnz short 010021A7
01002193 |> 8D45 CC |lea eax, dword ptr [ebp-34]
01002196 |. 50 |push eax ; /pMsg
01002197 |. FF15 8C110001 |call dword ptr [<&USER32.TranslateMe>; \TranslateMessage
0100219D |. 8D45 CC |lea eax, dword ptr [ebp-34]
010021A0 |. 50 |push eax ; /pMsg
010021A1 |. FF15 88110001 |call dword ptr [<&USER32.DispatchMes>; \DispatchMessageW
010021A7 |> 53 push ebx
010021A8 |. 53 |push ebx
010021A9 |. 8D45 CC |lea eax, dword ptr [ebp-34]
010021AC |. 53 |push ebx
010021AD |. 50 |push eax
010021AE |. FFD6 |call esi
010021B0 |. 85C0 |test eax, eax
010021B2 |.^ 75 95 \jnz short 01002149
010021B4 |. FF75 08 push dword ptr [ebp+8] ; /hMemory
010021B7 |. FF15 7C100001 call dword ptr [<&KERNEL32.LocalFree>>; \LocalFree
010021BD |. 8B45 D4 mov eax, dword ptr [ebp-2C]
010021C0 |> 8B4D F4 mov ecx, dword ptr [ebp-C]
010021C3 |. 5F pop edi
010021C4 |. 5E pop esi
010021C5 |. 64:890D 00000>mov dword ptr fs:[0], ecx
010021CC |. 5B pop ebx
010021CD |. C9 leave
010021CE \. C2 1000 retn 10
厄~~ 好晕...好大一块~~
函数首先分配内存动态加载资源（字符串），
01002001 |. FF75 EC ||push dword ptr [ebp-14] ; /Count
01002004 |. 8D0458 ||lea eax, dword ptr [eax+ebx*2] ; |
01002007 |. 50 ||push eax ; |Buffer
01002008 |. FF75 0C ||push dword ptr [ebp+C] ; |RsrcID
0100200B |. FF75 08 ||push dword ptr [ebp+8] ; |hInst
0100200E |. FF15 AC110001 ||call dword ptr [<&USER32.LoadString>; \LoadStringW
可以动态看下，程序动态加载calc窗体的字符串。
下面就进入到创建窗口
010020C7 |> 51 push ecx ; /lParam
010020C8 |. FF35 484A0101 push dword ptr [1014A48] ; |hInst = NULL
010020CE |. 834D FC FF or dword ptr [ebp-4], FFFFFFFF ; |
010020D2 |. 51 push ecx ; |hMenu
010020D3 |. 51 push ecx ; |hParent
010020D4 |. 51 push ecx ; |Height
010020D5 |. B8 00000080 mov eax, 80000000 ; |
010020DA |. 50 push eax ; |Width => 80000000 (-2147483648.)
010020DB |. 51 push ecx ; |Y
010020DC |. 50 push eax ; |X => 80000000 (-2147483648.)
010020DD |. 68 00000010 push 10000000 ; |Style = WS_OVERLAPPED|WS_VISIBLE
010020E2 |. 68 F0120001 push 010012F0 ; |WindowName = "CalcMsgPumpWnd"
010020E7 |. 68 E4120001 push 010012E4 ; |Class = "EDIT"
010020EC |. 51 push ecx ; |ExtStyle
010020ED |. FF15 A4110001 call dword ptr [<&USER32.CreateWindow>; \CreateWindowExW
这个函数应该也没啥，动态加载看了下参数没啥重要信息
来到了本次重点
01002122 |. 6A 01 push 1
01002124 |. A3 4C4D0101 mov dword ptr [1014D4C], eax
01002129 |. E8 E9F8FFFF call 01001A17
下面再走的换就进入消息循环了
01001A17 /$ 55 push ebp
01001A18 |. 8BEC mov ebp, esp
01001A1A |. 81EC 80000000 sub esp, 80
01001A20 |. 53 push ebx
01001A21 |. 56 push esi
01001A22 |. 33F6 xor esi, esi
01001A24 |. 57 push edi
01001A25 |. 8975 FC mov dword ptr [ebp-4], esi
01001A28 |. 8975 D0 mov dword ptr [ebp-30], esi
01001A2B |. 8975 D4 mov dword ptr [ebp-2C], esi
01001A2E |. 8975 D8 mov dword ptr [ebp-28], esi
01001A31 |. 8975 DC mov dword ptr [ebp-24], esi
01001A34 |. E8 14FEFFFF call 0100184D
01001A39 |. A1 2C400101 mov eax, dword ptr [101402C]
01001A3E |. 6A 05 push 5 ; /BufSize = 5
01001A40 |. 68 2C400101 push 0101402C ; |ReturnBuffer = calc.0101402C
01001A45 |. 8945 F0 mov dword ptr [ebp-10], eax ; |
01001A48 |. A1 38400101 mov eax, dword ptr [1014038] ; |
01001A4D |. 68 C0120001 push 010012C0 ; |Default = "."
01001A52 |. 8945 F4 mov dword ptr [ebp-C], eax ; |
01001A55 |. A1 00400101 mov eax, dword ptr [1014000] ; |
01001A5A |. 68 AC120001 push 010012AC ; |Key = "sDecimal"
01001A5F |. 8935 B84D0101 mov dword ptr [1014DB8], esi ; |
01001A65 |. 8B35 84100001 mov esi, dword ptr [<&KERNEL32.GetPr>; |kernel32.GetProfileStringW
01001A6B |. BB A0120001 mov ebx, 010012A0 ; |UNICODE "intl"
01001A70 |. 53 push ebx ; |Section => "intl"
01001A71 |. 8945 F8 mov dword ptr [ebp-8], eax ; |
01001A74 |. FFD6 call esi ; \GetProfileStringW
01001A76 |. 6A 05 push 5 ; /BufSize = 5
01001A78 |. 68 38400101 push 01014038 ; |ReturnBuffer = calc.01014038
01001A7D |. 68 9C120001 push 0100129C ; |Default = ","
01001A82 |. 68 88120001 push 01001288 ; |Key = "sThousand"
01001A87 |. 53 push ebx ; |Section => "intl"
01001A88 |. FFD6 call esi ; \GetProfileStringW
01001A8A |. 6A 10 push 10
01001A8C |. 59 pop ecx
01001A8D |. 33C0 xor eax, eax
01001A8F |. 6A 20 push 20 ; /BufSize = 20 (32.)
01001A91 |. 8D7D 80 lea edi, dword ptr [ebp-80] ; |
01001A94 |. F3:AB rep stos dword ptr es:[edi] ; |
01001A96 |. 8D45 80 lea eax, dword ptr [ebp-80] ; |
01001A99 |. 50 push eax ; |ReturnBuffer
01001A9A |. 68 80120001 push 01001280 ; |Default = "3;0"
01001A9F |. 68 6C120001 push 0100126C ; |Key = "sGrouping"
01001AA4 |. 53 push ebx ; |Section => "intl"
01001AA5 |. FFD6 call esi ; \GetProfileStringW
01001AA7 |. 8D45 80 lea eax, dword ptr [ebp-80]
01001AAA |. 50 push eax
01001AAB |. E8 A9290000 call 01004459
01001AB0 |. 33F6 xor esi, esi
01001AB2 |. 46 inc esi
01001AB3 |. 3B45 F8 cmp eax, dword ptr [ebp-8]
01001AB6 |. A3 00400101 mov dword ptr [1014000], eax
01001ABB |. 74 03 je short 01001AC0
01001ABD |. 8975 FC mov dword ptr [ebp-4], esi
01001AC0 |> 66:8B45 F4 mov ax, word ptr [ebp-C]
01001AC4 |. 66:3905 38400>cmp word ptr [1014038], ax
01001ACB |. 74 03 je short 01001AD0
01001ACD |. 8975 FC mov dword ptr [ebp-4], esi
01001AD0 |> A1 2C400101 mov eax, dword ptr [101402C]
01001AD5 |. 66:3B45 F0 cmp ax, word ptr [ebp-10]
01001AD9 |. 74 18 je short 01001AF3
01001ADB |. 8BF8 mov edi, eax
01001ADD |. 57 push edi
01001ADE |. 68 C04D0101 push 01014DC0
01001AE3 |. E8 AF0A0000 call 01002597
01001AE8 |. A1 644A0101 mov eax, dword ptr [1014A64]
01001AED |. 66:8938 mov word ptr [eax], di
01001AF0 |. 8975 FC mov dword ptr [ebp-4], esi
01001AF3 |> 6A 0C push 0C
01001AF5 |. 58 pop eax
01001AF6 |. 33FF xor edi, edi
01001AF8 |. 57 push edi ; /UpdateProfile => 0
01001AF9 |. 8D4D E4 lea ecx, dword ptr [ebp-1C] ; |
01001AFC |. 51 push ecx ; |pParam
01001AFD |. 50 push eax ; |wParam => C (12.)
01001AFE |. 6A 42 push 42 ; |Action = SPI_GETHIGHCONTRAST
01001B00 |. 8945 E4 mov dword ptr [ebp-1C], eax ; |
01001B03 |. FF15 84110001 call dword ptr [<&USER32.SystemParame>; \SystemParametersInfoW
01001B09 |. 85C0 test eax, eax
01001B0B |. 74 15 je short 01001B22
01001B0D |. 8B45 E8 mov eax, dword ptr [ebp-18]
01001B10 |. 23C6 and eax, esi
01001B12 |. 3B05 9C4D0101 cmp eax, dword ptr [1014D9C]
01001B18 |. 74 08 je short 01001B22
01001B1A |. A3 9C4D0101 mov dword ptr [1014D9C], eax
01001B1F |. 8975 FC mov dword ptr [ebp-4], esi
01001B22 |> 397D 08 cmp dword ptr [ebp+8], edi
01001B25 |. 0F84 02030000 je 01001E2D
01001B2B |. A1 6C4D0101 mov eax, dword ptr [1014D6C]
01001B30 |. 3BC7 cmp eax, edi
01001B32 |. 8B1D 80110001 mov ebx, dword ptr [<&USER32.GetWind>; USER32.GetWindowRect
01001B38 |. 897D FC mov dword ptr [ebp-4], edi
01001B3B |. 74 3A je short 01001B77
01001B3D |. FF35 804D0101 push dword ptr [1014D80] ; /hMenu = NULL
01001B43 |. 50 push eax ; |hWnd => NULL
01001B44 |. FF15 7C110001 call dword ptr [<&USER32.SetMenu>] ; \SetMenu
01001B4A |. 8D45 D0 lea eax, dword ptr [ebp-30]
01001B4D |. 50 push eax ; /pRect
01001B4E |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = NULL
01001B54 |. 8975 FC mov dword ptr [ebp-4], esi ; |
01001B57 |. FFD3 call ebx ; \GetWindowRect
01001B59 |. FF35 6C4D0101 push dword ptr [1014D6C] ; /hWnd = NULL
01001B5F |. FF15 78110001 call dword ptr [<&USER32.DestroyWindo>; \DestroyWindow
01001B65 |. FF35 7C4D0101 push dword ptr [1014D7C] ; /hMenu = NULL
01001B6B |. FF15 74110001 call dword ptr [<&USER32.DestroyMenu>>; \DestroyMenu
01001B71 |. 893D 7C4D0101 mov dword ptr [1014D7C], edi
01001B77 |> 393D 484D0101 cmp dword ptr [1014D48], edi
01001B7D |. 8B35 70110001 mov esi, dword ptr [<&USER32.GetDlgI>; USER32.GetDlgItem
01001B83 |. 57 push edi ; /lParam
01001B84 |. 57 push edi ; |pDlgProc
01001B85 |. 57 push edi ; |hOwner
01001B86 |. 74 52 je short 01001BDA ; |
01001B88 |. 6A 66 push 66 ; |pTemplate = 66
01001B8A |. FF35 484A0101 push dword ptr [1014A48] ; |hInst = 01000000
01001B90 |. FF15 6C110001 call dword ptr [<&USER32.CreateDialog>; \CreateDialogParamW
01001B96 |. 50 push eax ; /hWnd
01001B97 |. A3 6C4D0101 mov dword ptr [1014D6C], eax ; |
01001B9C |. FF15 A4100001 call dword ptr [<&USER32.GetMenu>] ; \GetMenu
01001BA2 |. 393D A04D0101 cmp dword ptr [1014DA0], edi
01001BA8 |. A3 804D0101 mov dword ptr [1014D80], eax
01001BAD |. 0F84 3D010000 je 01001CF0
01001BB3 |. 6A EC push -14 ; /Index = GWL_EXSTYLE
01001BB5 |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = NULL
01001BBB |. FF15 68110001 call dword ptr [<&USER32.GetWindowLon>; \GetWindowLongW
01001BC1 |. 0D 00005000 or eax, 500000
01001BC6 |. 50 push eax ; /NewValue
01001BC7 |. 6A EC push -14 ; |Index = GWL_EXSTYLE
01001BC9 |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = NULL
01001BCF |. FF15 64110001 call dword ptr [<&USER32.SetWindowLon>; \SetWindowLongW
01001BD5 |. E9 16010000 jmp 01001CF0
01001BDA |> 6A 65 push 65 ; |pTemplate = 65
01001BDC |. FF35 484A0101 push dword ptr [1014A48] ; |hInst = 01000000
01001BE2 |. FF15 6C110001 call dword ptr [<&USER32.CreateDialog>; \CreateDialogParamW
01001BE8 |. 50 push eax ; /hWnd
01001BE9 |. A3 6C4D0101 mov dword ptr [1014D6C], eax ; |
01001BEE |. FF15 A4100001 call dword ptr [<&USER32.GetMenu>] ; \GetMenu
01001BF4 |. 6A 6C push 6C ; /RsrcName = 6C
01001BF6 |. FF35 484A0101 push dword ptr [1014A48] ; |hInst = 01000000
01001BFC |. A3 804D0101 mov dword ptr [1014D80], eax ; |
01001C01 |. FF15 60110001 call dword ptr [<&USER32.LoadMenuW>] ; \LoadMenuW
01001C07 |. 393D A04D0101 cmp dword ptr [1014DA0], edi
01001C0D |. A3 7C4D0101 mov dword ptr [1014D7C], eax
01001C12 |. 74 22 je short 01001C36
01001C14 |. 6A EC push -14 ; /Index = GWL_EXSTYLE
01001C16 |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = NULL
01001C1C |. FF15 68110001 call dword ptr [<&USER32.GetWindowLon>; \GetWindowLongW
01001C22 |. 0D 00005000 or eax, 500000
01001C27 |. 50 push eax ; /NewValue
01001C28 |. 6A EC push -14 ; |Index = GWL_EXSTYLE
01001C2A |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = NULL
01001C30 |. FF15 64110001 call dword ptr [<&USER32.SetWindowLon>; \SetWindowLongW
01001C36 |> C745 08 76000>mov dword ptr [ebp+8], 76
01001C3D |> 57 /push edi
01001C3E |. FF75 08 |push dword ptr [ebp+8]
01001C41 |. FF35 6C4D0101 |push dword ptr [1014D6C]
01001C47 |. FFD6 |call esi
01001C49 |. 50 |push eax ; |hWnd
01001C4A |. FF15 5C110001 |call dword ptr [<&USER32.EnableWindo>; \EnableWindow
01001C50 |. FF45 08 |inc dword ptr [ebp+8]
01001C53 |. 837D 08 79 |cmp dword ptr [ebp+8], 79
01001C57 |.^ 7E E4 \jle short 01001C3D
01001C59 |. FF35 544D0101 push dword ptr [1014D54]
01001C5F |. FF35 504D0101 push dword ptr [1014D50]
01001C65 6A 0A push 0A ; 10?进制
01001C67 |. E8 BA490000 call 01006626
01001C6C |. 833D 08400101>cmp dword ptr [1014008], 20
01001C73 |. 7E 7B jle short 01001CF0
01001C75 |. 68 93010000 push 193
01001C7A |. FF35 6C4D0101 push dword ptr [1014D6C]
01001C80 |. FFD6 call esi
01001C82 |. 8D4D E0 lea ecx, dword ptr [ebp-20]
01001C85 |. 51 push ecx
01001C86 |. 50 push eax
01001C87 |. 8945 08 mov dword ptr [ebp+8], eax
01001C8A |. FFD3 call ebx
01001C8C |. 8D45 C0 lea eax, dword ptr [ebp-40]
01001C8F |. 50 push eax ; /pRect
01001C90 |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = NULL
01001C96 |. FF15 58110001 call dword ptr [<&USER32.GetClientRec>; \GetClientRect
01001C9C |. 6A 02 push 2 ; /nPoints = 2
01001C9E |. 8D45 C0 lea eax, dword ptr [ebp-40] ; |
01001CA1 |. 50 push eax ; |pPoints
01001CA2 |. 57 push edi ; |hWndTo
01001CA3 |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWndFrom = NULL
01001CA9 |. FF15 54110001 call dword ptr [<&USER32.MapWindowPoi>; \MapWindowPoints
01001CAF |. 8B4D C8 mov ecx, dword ptr [ebp-38]
01001CB2 |. 2B4D E8 sub ecx, dword ptr [ebp-18]
01001CB5 |. 8B45 C0 mov eax, dword ptr [ebp-40]
01001CB8 |. 03C8 add ecx, eax
01001CBA |. 894D E0 mov dword ptr [ebp-20], ecx
01001CBD |. 8B4D C4 mov ecx, dword ptr [ebp-3C]
01001CC0 |. F7D9 neg ecx
01001CC2 |. 51 push ecx ; /dY
01001CC3 |. F7D8 neg eax ; |
01001CC5 |. 50 push eax ; |dX
01001CC6 |. 8D45 E0 lea eax, dword ptr [ebp-20] ; |
01001CC9 |. 50 push eax ; |pRect
01001CCA |. FF15 50110001 call dword ptr [<&USER32.OffsetRect>] ; \OffsetRect
01001CD0 |. 8B45 EC mov eax, dword ptr [ebp-14]
01001CD3 |. 2B45 E4 sub eax, dword ptr [ebp-1C]
01001CD6 |. 6A 14 push 14 ; /Flags = SWP_NOZORDER|SWP_NOACTIVATE
01001CD8 |. 50 push eax ; |Height
01001CD9 |. 8B45 E8 mov eax, dword ptr [ebp-18] ; |
01001CDC |. 2B45 E0 sub eax, dword ptr [ebp-20] ; |
01001CDF |. 50 push eax ; |Width
01001CE0 |. FF75 E4 push dword ptr [ebp-1C] ; |Y
01001CE3 |. FF75 E0 push dword ptr [ebp-20] ; |X
01001CE6 |. 57 push edi ; |InsertAfter
01001CE7 |. FF75 08 push dword ptr [ebp+8] ; |hWnd
01001CEA |. FF15 4C110001 call dword ptr [<&USER32.SetWindowPos>; \SetWindowPos
01001CF0 |> 68 93010000 push 193
01001CF5 |. FF35 6C4D0101 push dword ptr [1014D6C]
01001CFB |. FFD6 call esi
01001CFD |. 8BF0 mov esi, eax
01001CFF |. 3BF7 cmp esi, edi
01001D01 |. 74 20 je short 01001D23
01001D03 |. 6A FC push -4 ; /Index = GWL_WNDPROC
01001D05 |. 56 push esi ; |hWnd
01001D06 |. FF15 68110001 call dword ptr [<&USER32.GetWindowLon>; \GetWindowLongW
01001D0C |. 3BC7 cmp eax, edi
01001D0E |. A3 104F0101 mov dword ptr [1014F10], eax
01001D13 |. 74 0E je short 01001D23
01001D15 |. 68 2A650001 push 0100652A ; /NewValue = 100652A
01001D1A |. 6A FC push -4 ; |Index = GWL_WNDPROC
01001D1C |. 56 push esi ; |hWnd
01001D1D |. FF15 64110001 call dword ptr [<&USER32.SetWindowLon>; \SetWindowLongW
01001D23 |> 397D FC cmp dword ptr [ebp-4], edi
01001D26 |. 74 17 je short 01001D3F
01001D28 |. 6A 05 push 5 ; /Flags = SWP_NOSIZE|SWP_NOZORDER
01001D2A |. 57 push edi ; |Height
01001D2B |. 57 push edi ; |Width
01001D2C |. FF75 D4 push dword ptr [ebp-2C] ; |Y
01001D2F |. FF75 D0 push dword ptr [ebp-30] ; |X
01001D32 |. 57 push edi ; |InsertAfter
01001D33 |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = NULL
01001D39 |. FF15 4C110001 call dword ptr [<&USER32.SetWindowPos>; \SetWindowPos
01001D3F |> 8B1D 48110001 mov ebx, dword ptr [<&USER32.CheckMe>; USER32.CheckMenuRadioItem
01001D45 |. 33C0 xor eax, eax
01001D47 |. 393D 484D0101 cmp dword ptr [1014D48], edi
01001D4D |. 57 push edi ; /Flags
01001D4E |. 0F95C0 setne al ; |
01001D51 |. BE 30010000 mov esi, 130 ; |
01001D56 |. 03C6 add eax, esi ; |
01001D58 |. 50 push eax ; |CheckID
01001D59 |. 68 31010000 push 131 ; |LastID = 131 (305.)
01001D5E |. 56 push esi ; |FirstID => 130 (304.)
01001D5F |. FF35 804D0101 push dword ptr [1014D80] ; |hMenu = NULL
01001D65 |. FFD3 call ebx ; \CheckMenuRadioItem
01001D67 |. A1 4C4D0101 mov eax, dword ptr [1014D4C]
01001D6C |. F7D8 neg eax
01001D6E |. 1BC0 sbb eax, eax
01001D70 |. 83E0 08 and eax, 8
01001D73 |. 50 push eax ; /Flags
01001D74 |. 68 2F010000 push 12F ; |ItemId = 12F (303.)
01001D79 |. FF35 804D0101 push dword ptr [1014D80] ; |hMenu = NULL
01001D7F |. FF15 44110001 call dword ptr [<&USER32.CheckMenuIte>; \CheckMenuItem
01001D85 |. A1 7C4D0101 mov eax, dword ptr [1014D7C]
01001D8A |. 3BC7 cmp eax, edi
01001D8C |. 74 36 je short 01001DC4
01001D8E |. 33C9 xor ecx, ecx
01001D90 |. 393D 484D0101 cmp dword ptr [1014D48], edi
01001D96 |. 57 push edi ; /Flags
01001D97 |. 0F95C1 setne cl ; |
01001D9A |. 03CE add ecx, esi ; |
01001D9C |. 51 push ecx ; |CheckID
01001D9D |. 68 31010000 push 131 ; |LastID = 131 (305.)
01001DA2 |. 56 push esi ; |FirstID => 130 (304.)
01001DA3 |. 50 push eax ; |hMenu => NULL
01001DA4 |. FFD3 call ebx ; \CheckMenuRadioItem
01001DA6 |. A1 4C4D0101 mov eax, dword ptr [1014D4C]
01001DAB |. F7D8 neg eax
01001DAD |. 1BC0 sbb eax, eax
01001DAF |. 83E0 08 and eax, 8
01001DB2 |. 50 push eax ; /Flags
01001DB3 |. 68 2F010000 push 12F ; |ItemId = 12F (303.)
01001DB8 |. FF35 7C4D0101 push dword ptr [1014D7C] ; |hMenu = NULL
01001DBE |. FF15 44110001 call dword ptr [<&USER32.CheckMenuIte>; \CheckMenuItem
01001DC4 |> 830D 78420101>or dword ptr [1014278], FFFFFFFF
01001DCB 6A 0A push 0A ; 10?进制 第二次加上的
01001DCD |. E8 89490000 call 0100675B
01001DD2 |. FF35 944D0101 push dword ptr [1014D94]
01001DD8 |. E8 849F0000 call 0100BD61
01001DDD |. 85C0 test eax, eax
继续走，
01001C3D |> 57 /push edi
01001C3E |. FF75 08 |push dword ptr [ebp+8]
01001C41 |. FF35 6C4D0101 |push dword ptr [1014D6C]
01001C47 |. FFD6 |call esi
01001C49 |. 50 |push eax ; |hWnd
01001C4A |. FF15 5C110001 |call dword ptr [<&USER32.EnableWindo>; \EnableWindow
01001C50 |. FF45 08 |inc dword ptr [ebp+8]
01001C53 |. 837D 08 79 |cmp dword ptr [ebp+8], 79
01001C57 |.^ 7E E4 \jle short 01001C3D
01001C59 |. FF35 544D0101 push dword ptr [1014D54]
01001C5F |. FF35 504D0101 push dword ptr [1014D50]
01001C65 6A 0A push 0A ; 10?进制
01001C67 |. E8 BA490000 call 01006626 ;关键处理函数
EnableWindow 重点函数下面将会用到
这里会使一些按键无效。
进入1006626
01006626 /$ 837C24 04 0A cmp dword ptr [esp+4], 0A
；刚开始就来个判断
0100662B |. 53 push ebx
0100662C |. 55 push ebp
0100662D |. 56 push esi
0100662E |. 57 push edi
0100662F |. BD 39010000 mov ebp, 139
01006634 |. BB 36010000 mov ebx, 136
01006639 |. 75 47 jnz short 01006682
0100663B |. 8B7424 18 mov esi, dword ptr [esp+18]
0100663F |. A1 804D0101 mov eax, dword ptr [1014D80]
01006644 |. 81C6 3A010000 add esi, 13A
0100664A |. 85C0 test eax, eax
0100664C |. 897424 18 mov dword ptr [esp+18], esi
01006650 |. 74 0D je short 0100665F
01006652 |. 50 push eax ; /hMenu => 1FF806DF
01006653 |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = 004008A6 ('计算器',class='SciCalc')
01006659 |. FF15 7C110001 call dword ptr [<&USER32.SetMenu>] ; \SetMenu
0100665F |> 6A 00 push 0 ; /Flags = MF_BYCOMMAND|MF_ENABLED|MF_STRING
01006661 |. 56 push esi ; |CheckID
01006662 |. BE 3C010000 mov esi, 13C ; |
01006667 |. 56 push esi ; |LastID => 13C (316.)
01006668 |. BF 3A010000 mov edi, 13A ; |
0100666D |. 57 push edi ; |FirstID => 13A (314.)
0100666E |. FF35 804D0101 push dword ptr [1014D80] ; |hMenu = 1FF806DF
01006674 |. FF15 48110001 call dword ptr [<&USER32.CheckMenuRad>; \CheckMenuRadioItem
0100667A |. FF7424 18 push dword ptr [esp+18]
0100667E |. 56 push esi
0100667F |. 57 push edi
01006680 |. EB 34 jmp short 010066B6
01006682 |> 8B7424 1C mov esi, dword ptr [esp+1C]
01006686 |. A1 7C4D0101 mov eax, dword ptr [1014D7C]
0100668B |. 81C6 36010000 add esi, 136
01006691 |. 85C0 test eax, eax
01006693 |. 74 0D je short 010066A2
01006695 |. 50 push eax ; /hMenu => 072E1BE5
01006696 |. FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = 004008A6 ('计算器',class='SciCalc')
0100669C |. FF15 7C110001 call dword ptr [<&USER32.SetMenu>] ; \SetMenu
010066A2 |> 6A 00 push 0 ; /Flags = MF_BYCOMMAND|MF_ENABLED|MF_STRING
010066A4 |. 56 push esi ; |CheckID
010066A5 |. 55 push ebp ; |LastID
010066A6 |. 53 push ebx ; |FirstID
010066A7 |. FF35 7C4D0101 push dword ptr [1014D7C] ; |hMenu = 072E1BE5
010066AD |. FF15 48110001 call dword ptr [<&USER32.CheckMenuRad>; \CheckMenuRadioItem
010066B3 |. 56 push esi
010066B4 |. 55 push ebp
010066B5 |. 53 push ebx
010066B6 |> FF35 6C4D0101 push dword ptr [1014D6C] ; |hWnd = 004008A6 ('计算器',class='SciCalc')
010066BC |. FF15 0C110001 call dword ptr [<&USER32.CheckRadioBu>; \CheckRadioButton
；上面加载menu，没有这次需要的内容 继续走
010066C2 |. 8B7424 14 mov esi, dword ptr [esp+14]
；用到传入的参数了
010066C6 |. 8B3D 70110001 mov edi, dword ptr [<&USER32.GetDlgI>; USER32.GetDlgItem
010066CC |. 33C0 xor eax, eax
010066CE |. 83FE 0A cmp esi, 0A ;靠近真相了
010066D1 |. 0F95C0 setne al ; 不相等设置al为真
010066D4 |. 83EE 0A sub esi, 0A
010066D7 |. F7DE neg esi
010066D9 |. 1BF6 sbb esi, esi
010066DB |. 83E6 05 and esi, 5
010066DE |. 894424 18 mov dword ptr [esp+18], eax
010066E2 |> FF7424 18 /push dword ptr [esp+18]
010066E6 |. 53 |push ebx
010066E7 |. FF35 6C4D0101 |push dword ptr [1014D6C]
010066ED |. FFD7 |call edi
010066EF |. 50 |push eax ; |hWnd
010066F0 |. FF15 5C110001 |call dword ptr [<&USER32.EnableWindo>; \EnableWindow ;这里把16进制出现的选项给设置成真 ，看来
修改的没错，
010066F6 |. 56 |push esi
010066F7 |. 53 |push ebx
010066F8 |. FF35 6C4D0101 |push dword ptr [1014D6C]
010066FE |. FFD7 |call edi
01006700 |. 50 |push eax ; |hWnd
01006701 |. FF15 38110001 |call dword ptr [<&USER32.ShowWindow>>; \ShowWindow ；设置成现实
01006707 |. 43 |inc ebx
01006708 |. 3BDD |cmp ebx, ebp
0100670A |.^ 7E D6 \jle short 010066E2
0100670C |. 33DB xor ebx, ebx
0100670E |. 837C24 14 0A cmp dword ptr [esp+14], 0A
01006713 |. BE 3A010000 mov esi, 13A
01006718 |. 0F94C3 sete bl
0100671B |> 53 /push ebx
0100671C |. 56 |push esi
0100671D |. FF35 6C4D0101 |push dword ptr [1014D6C]
01006723 |. FFD7 |call edi
01006725 |. 50 |push eax ; |hWnd
01006726 |. FF15 5C110001 |call dword ptr [<&USER32.EnableWindo>; \EnableWindow ；这里十进制的给设置false
0100672C |. 837C24 14 0A |cmp dword ptr [esp+14], 0A
01006731 |. 74 04 |je short 01006737
01006733 |. 33C0 |xor eax, eax
01006735 |. EB 03 |jmp short 0100673A
01006737 |> 6A 05 |push 5
01006739 |. 58 |pop eax
0100673A |> 50 |push eax
0100673B |. 56 |push esi
0100673C |. FF35 6C4D0101 |push dword ptr [1014D6C]
01006742 |. FFD7 |call edi
01006744 |. 50 |push eax ; |hWnd
01006745 |. FF15 38110001 |call dword ptr [<&USER32.ShowWindow>>; \ShowWindow ；设置成隐藏
0100674B |. 46 |inc esi
0100674C |. 81FE 3C010000 |cmp esi, 13C
01006752 |.^ 7E C7 \jle short 0100671B
强行修改PUSH 0a -----> push 10 运行下发现还是没有改成16
只能继续跟下去了返回到上级函数
来到了下面
01001DAB |. F7D8 neg eax
01001DAD |. 1BC0 sbb eax, eax
01001DAF |. 83E0 08 and eax, 8
01001DB2 |. 50 push eax ; /Flags
01001DB3 |. 68 2F010000 push 12F ; |ItemId = 12F (303.)
01001DB8 |. FF35 7C4D0101 push dword ptr [1014D7C] ; |hMenu = 072E1BE5
01001DBE |. FF15 44110001 call dword ptr [<&USER32.CheckMenuIte>; \CheckMenuItem
01001DC4 |> 830D 78420101>or dword ptr [1014278], FFFFFFFF
01001DCB 6A 0A push 0A ; 10？进制 疑惑中ing...
01001DCD |. E8 89490000 call 0100675B ;跟进去
01001DD2 |. FF35 944D0101 push dword ptr [1014D94]
01001DD8 |. E8 849F0000 call 0100BD61
01001DDD |. 85C0 test eax, eax
进入100675b
其中发现了个很熟悉的函数
010067BD |. 56 push esi
010067BE |. E8 63FEFFFF call 01006626 ;在这里
这个时候我们进入01006626单击右键查看调用树发现就两个地方（前面分析的那个函数和这个函数）
这个时候可以肯定修改了上个push 0a就没问题了。。。。(第一次出错的时候就该查看下调用栈 看看有没有再调用这个函数的地方)
爆破 复制可执行文件....
成功~~~
其实只修改第二个就可以达到爆破的目的
- 标 题：修改计算器初始16进制
- 作 者：cmdxhz
- 时 间：2009-07-05 02:28
- 链 接：http://bbs.pediy.com/showthread.php?t=92859