【破文标题】1Click DVD to DivX AVI 1.21 简单分析
【破文作者】tianxj
【作者邮箱】tianxj_2007@126.com
【作者主页】WwW.ChiNaPYG.CoM
【破解工具】PEiD,OD
【破解平台】Windows XP
【软件名称】1Click DVD to DivX AVI 1.21
【软件大小】974KB
【软件类别】国外软件/光碟工具
【软件授权】共享版
【软件语言】英文
【运行环境】Win9x/Me/NT/2000/XP/2003
【更新时间】2003-12-6
【原版下载】华军软件园
【保护方式】注册码
【软件简介】1Click DVD to Divx xVid Avi是一个将DVD转换成Divx,xVid和Avi文件的工具，可以对整个DVD或部分DVD(按时间，画面或章节分)进行转换，是个理想的备份DVD的方法。
【破解声明】我是一只小菜鸟，偶得一点心得，愿与大家分享：）
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【破解内容】
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一、运行程序，进行注册，输入错误的注册信息进行检测，有提示信息
"wrong serialnumber,program terminate!"
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二、用PEiD对dvdtoavi.exe查壳，为 ASPack 2.12 -> Alexey Solodovnikov
用PEiD插件脱壳，为 Microsoft Visual C++ 6.0
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三、运行OD，打开dvdtoavi.exe.unpacked_.exe，右键超级字串参考查找ASCII.
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代码:
00411504 . 56 PUSH ESI 00411505 . 53 PUSH EBX 00411506 . 56 PUSH ESI 00411507 . 8BD9 MOV EBX, ECX 00411509 . 6A 01 PUSH 1 0041150B . 8BCB MOV ECX, EBX 0041150D . E8 5C8A0900 CALL dvdtoavi.004A9F6E 00411512 . 8B43 60 MOV EAX, DWORD PTR [EBX+60] ; //试练码 00411515 . 8B50 F8 MOV EDX, DWORD PTR [EAX-8] ; //试练码长度 00411518 . 83FA 1D CMP EDX, 1D 0041151B . 74 50 JE SHORT dvdtoavi.0041156D ; //注册码长度为29位则跳 0041151D . 33C0 XOR EAX, EAX 0041151F . 50 PUSH EAX 00411520 . 50 PUSH EAX 00411521 . 8BCB MOV ECX, EBX 00411523 . 68 183E9200 PUSH dvdtoavi.00923E18 ; wrong serialnumber,program terminate! 00411528 . E8 E5820900 CALL dvdtoavi.004A9812 0041152D . FF15 10724B00 CALL DWORD PTR [<&KERNEL32.GetCurrent>; [GetCurrentProcess 00411533 . 6A 01 PUSH 1 ; /ExitCode = 1 00411535 . 50 PUSH EAX ; |hProcess 00411536 . FF15 20724B00 CALL DWORD PTR [<&KERNEL32.TerminateP>; \TerminateProcess 0041153C . 8D73 5C LEA ESI, DWORD PTR [EBX+5C] 0041153F > 8B06 MOV EAX, DWORD PTR [ESI] 00411541 . 8B50 F8 MOV EDX, DWORD PTR [EAX-8] 00411544 . 85D2 TEST EDX, EDX 00411546 . 74 1A JE SHORT dvdtoavi.00411562 00411548 . 8B43 60 MOV EAX, DWORD PTR [EBX+60] 0041154B . 8B50 F8 MOV EDX, DWORD PTR [EAX-8] 0041154E . 85D2 TEST EDX, EDX 00411550 . 74 10 JE SHORT dvdtoavi.00411562 00411552 . 33C0 XOR EAX, EAX 00411554 . 50 PUSH EAX 00411555 . 50 PUSH EAX 00411556 . 8BCB MOV ECX, EBX 00411558 . 68 403E9200 PUSH dvdtoavi.00923E40 ; thank for registration,please restart the program. 0041155D . E8 B0820900 CALL dvdtoavi.004A9812 00411562 > 8BCB MOV ECX, EBX 00411564 . E8 CE9B0900 CALL dvdtoavi.004AB137 00411569 . 59 POP ECX 0041156A . 5B POP EBX 0041156B . 5E POP ESI 0041156C . C3 RETN 0041156D > 8A50 05 MOV DL, BYTE PTR [EAX+5] 00411570 . 80FA 2B CMP DL, 2B 00411573 . 74 24 JE SHORT dvdtoavi.00411599 ; //注册码第6位为“+”则跳 00411575 > 33C0 XOR EAX, EAX 00411577 . 50 PUSH EAX 00411578 . 50 PUSH EAX 00411579 . 8BCB MOV ECX, EBX 0041157B . 68 183E9200 PUSH dvdtoavi.00923E18 ; wrong serialnumber,program terminate! 00411580 . E8 8D820900 CALL dvdtoavi.004A9812 00411585 . FF15 10724B00 CALL DWORD PTR [<&KERNEL32.GetCurrent>; [GetCurrentProcess 0041158B . 6A 01 PUSH 1 ; /ExitCode = 1 0041158D . 50 PUSH EAX ; |hProcess 0041158E . FF15 20724B00 CALL DWORD PTR [<&KERNEL32.TerminateP>; \TerminateProcess 00411594 . 8D73 5C LEA ESI, DWORD PTR [EBX+5C] 00411597 .^ EB A6 JMP SHORT dvdtoavi.0041153F 00411599 > 8A50 0B MOV DL, BYTE PTR [EAX+B] ; //注册码第12位不为“+”则跳 0041159C . 80FA 2B CMP DL, 2B 0041159F .^ 75 D4 JNZ SHORT dvdtoavi.00411575 004115A1 . 8A50 11 MOV DL, BYTE PTR [EAX+11] 004115A4 . 80FA 2B CMP DL, 2B 004115A7 .^ 75 CC JNZ SHORT dvdtoavi.00411575 ; //注册码第18位不为“+”则跳 004115A9 . 8A50 17 MOV DL, BYTE PTR [EAX+17] 004115AC . 80FA 2B CMP DL, 2B 004115AF .^ 75 C4 JNZ SHORT dvdtoavi.00411575 ; //注册码第24位不为“+”则跳 004115B1 . 0FBE10 MOVSX EDX, BYTE PTR [EAX] 004115B4 . 83FA 41 CMP EDX, 41 004115B7 . 7C 0A JL SHORT dvdtoavi.004115C3 ; //注册码第1位ASCII码小于41则跳 004115B9 . 83FA 46 CMP EDX, 46 004115BC . 7F 05 JG SHORT dvdtoavi.004115C3 ; //注册码第1位ASCII码大于46则跳 004115BE . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 004115C1 . EB 03 JMP SHORT dvdtoavi.004115C6 004115C3 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 004115C6 > 0FBE70 01 MOVSX ESI, BYTE PTR [EAX+1] 004115CA . 83FE 41 CMP ESI, 41 004115CD . 7C 09 JL SHORT dvdtoavi.004115D8 ; //注册码第2位ASCII码小于41则跳 004115CF . 83FE 46 CMP ESI, 46 004115D2 . 7F 04 JG SHORT dvdtoavi.004115D8 ; //注册码第2位ASCII码大于46则跳 004115D4 . B1 01 MOV CL, 1 004115D6 . EB 02 JMP SHORT dvdtoavi.004115DA 004115D8 > B1 00 MOV CL, 0 004115DA > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 004115DC . 84C9 TEST CL, CL 004115DE . 74 05 JE SHORT dvdtoavi.004115E5 004115E0 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 004115E3 . EB 03 JMP SHORT dvdtoavi.004115E8 004115E5 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 004115E8 > 0FBE70 02 MOVSX ESI, BYTE PTR [EAX+2] 004115EC . 83FE 41 CMP ESI, 41 004115EF . 7C 09 JL SHORT dvdtoavi.004115FA ; //注册码第3位ASCII码小于41则跳 004115F1 . 83FE 46 CMP ESI, 46 004115F4 . 7F 04 JG SHORT dvdtoavi.004115FA ; //注册码第3位ASCII码大于46则跳 004115F6 . B1 01 MOV CL, 1 004115F8 . EB 02 JMP SHORT dvdtoavi.004115FC 004115FA > B1 00 MOV CL, 0 004115FC > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 004115FE . 84C9 TEST CL, CL 00411600 . 74 05 JE SHORT dvdtoavi.00411607 00411602 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 00411605 . EB 03 JMP SHORT dvdtoavi.0041160A 00411607 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 0041160A > 0FBE70 03 MOVSX ESI, BYTE PTR [EAX+3] 0041160E . 83FE 41 CMP ESI, 41 00411611 . 7C 09 JL SHORT dvdtoavi.0041161C ; //注册码第4位ASCII码小于41则跳 00411613 . 83FE 46 CMP ESI, 46 00411616 . 7F 04 JG SHORT dvdtoavi.0041161C ; //注册码第4位ASCII码大于46则跳 00411618 . B1 01 MOV CL, 1 0041161A . EB 02 JMP SHORT dvdtoavi.0041161E 0041161C > B1 00 MOV CL, 0 0041161E > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 00411620 . 84C9 TEST CL, CL 00411622 . 74 05 JE SHORT dvdtoavi.00411629 00411624 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 00411627 . EB 03 JMP SHORT dvdtoavi.0041162C 00411629 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 0041162C > 0FBE70 04 MOVSX ESI, BYTE PTR [EAX+4] 00411630 . 83FE 41 CMP ESI, 41 00411633 . 7C 09 JL SHORT dvdtoavi.0041163E ; //注册码第5位ASCII码小于41则跳 00411635 . 83FE 46 CMP ESI, 46 00411638 . 7F 04 JG SHORT dvdtoavi.0041163E ; //注册码第5位ASCII码大于46则跳 0041163A . B1 01 MOV CL, 1 0041163C . EB 02 JMP SHORT dvdtoavi.00411640 0041163E > B1 00 MOV CL, 0 00411640 > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 00411642 . 84C9 TEST CL, CL 00411644 . 74 05 JE SHORT dvdtoavi.0041164B 00411646 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 00411649 . EB 03 JMP SHORT dvdtoavi.0041164E 0041164B > 83C2 D0 ADD EDX, -30 0041164E > 83FA 28 CMP EDX, 28 00411651 . 0F85 6A020000 JNZ dvdtoavi.004118C1 ; //EDX与28h比较,不等则跳 00411657 . 0FBE50 06 MOVSX EDX, BYTE PTR [EAX+6] 0041165B . 83FA 41 CMP EDX, 41 0041165E . 7C 0A JL SHORT dvdtoavi.0041166A ; //注册码第7位ASCII码小于41则跳 00411660 . 83FA 46 CMP EDX, 46 00411663 . 7F 05 JG SHORT dvdtoavi.0041166A 00411665 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 00411668 . EB 03 JMP SHORT dvdtoavi.0041166D 0041166A > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 0041166D > 0FBE70 07 MOVSX ESI, BYTE PTR [EAX+7] 00411671 . 83FE 41 CMP ESI, 41 00411674 . 7C 09 JL SHORT dvdtoavi.0041167F ; //注册码第8位ASCII码小于41则跳 00411676 . 83FE 46 CMP ESI, 46 00411679 . 7F 04 JG SHORT dvdtoavi.0041167F ; //注册码第8位ASCII码大于46则跳 0041167B . B1 01 MOV CL, 1 0041167D . EB 02 JMP SHORT dvdtoavi.00411681 0041167F > B1 00 MOV CL, 0 00411681 > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 00411683 . 84C9 TEST CL, CL 00411685 . 74 05 JE SHORT dvdtoavi.0041168C 00411687 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 0041168A . EB 03 JMP SHORT dvdtoavi.0041168F 0041168C > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 0041168F > 0FBE70 08 MOVSX ESI, BYTE PTR [EAX+8] 00411693 . 83FE 41 CMP ESI, 41 00411696 . 7C 09 JL SHORT dvdtoavi.004116A1 ; //注册码第9位ASCII码小于41则跳 00411698 . 83FE 46 CMP ESI, 46 0041169B . 7F 04 JG SHORT dvdtoavi.004116A1 ; //注册码第9位ASCII码大于46则跳 0041169D . B1 01 MOV CL, 1 0041169F . EB 02 JMP SHORT dvdtoavi.004116A3 004116A1 > B1 00 MOV CL, 0 004116A3 > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 004116A5 . 84C9 TEST CL, CL 004116A7 . 74 05 JE SHORT dvdtoavi.004116AE 004116A9 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 004116AC . EB 03 JMP SHORT dvdtoavi.004116B1 004116AE > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 004116B1 > 0FBE70 09 MOVSX ESI, BYTE PTR [EAX+9] 004116B5 . 83FE 41 CMP ESI, 41 004116B8 . 7C 09 JL SHORT dvdtoavi.004116C3 ; //注册码第10位ASCII码小于41则跳 004116BA . 83FE 46 CMP ESI, 46 004116BD . 7F 04 JG SHORT dvdtoavi.004116C3 ; //注册码第10位ASCII码大于46则跳 004116BF . B1 01 MOV CL, 1 004116C1 . EB 02 JMP SHORT dvdtoavi.004116C5 004116C3 > B1 00 MOV CL, 0 004116C5 > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 004116C7 . 84C9 TEST CL, CL 004116C9 . 74 05 JE SHORT dvdtoavi.004116D0 004116CB . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 004116CE . EB 03 JMP SHORT dvdtoavi.004116D3 004116D0 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 004116D3 > 0FBE70 0A MOVSX ESI, BYTE PTR [EAX+A] 004116D7 . 83FE 41 CMP ESI, 41 004116DA . 7C 09 JL SHORT dvdtoavi.004116E5 ; //注册码第11位ASCII码小于41则跳 004116DC . 83FE 46 CMP ESI, 46 004116DF . 7F 04 JG SHORT dvdtoavi.004116E5 ; //注册码第11位ASCII码大于46则跳 004116E1 . B1 01 MOV CL, 1 004116E3 . EB 02 JMP SHORT dvdtoavi.004116E7 004116E5 > B1 00 MOV CL, 0 004116E7 > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 004116E9 . 84C9 TEST CL, CL 004116EB . 74 05 JE SHORT dvdtoavi.004116F2 004116ED . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 004116F0 . EB 03 JMP SHORT dvdtoavi.004116F5 004116F2 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 004116F5 > 83FA 29 CMP EDX, 29 004116F8 . 0F85 9C010000 JNZ dvdtoavi.0041189A ; //EDX与29h比较,不等则跳 004116FE . 0FBE50 0C MOVSX EDX, BYTE PTR [EAX+C] 00411702 . 83FA 41 CMP EDX, 41 00411705 . 7C 0A JL SHORT dvdtoavi.00411711 ; //注册码第13位ASCII码小于41则跳 00411707 . 83FA 46 CMP EDX, 46 0041170A . 7F 05 JG SHORT dvdtoavi.00411711 ; //注册码第13位ASCII码大于46则跳 0041170C . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 0041170F . EB 03 JMP SHORT dvdtoavi.00411714 00411711 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 00411714 > 0FBE70 0D MOVSX ESI, BYTE PTR [EAX+D] 00411718 . 83FE 41 CMP ESI, 41 0041171B . 7C 09 JL SHORT dvdtoavi.00411726 ; //注册码第14位ASCII码小于41则跳 0041171D . 83FE 46 CMP ESI, 46 00411720 . 7F 04 JG SHORT dvdtoavi.00411726 ; //注册码第14位ASCII码大于46则跳 00411722 . B1 01 MOV CL, 1 00411724 . EB 02 JMP SHORT dvdtoavi.00411728 00411726 > B1 00 MOV CL, 0 00411728 > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 0041172A . 84C9 TEST CL, CL 0041172C . 74 05 JE SHORT dvdtoavi.00411733 0041172E . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 00411731 . EB 03 JMP SHORT dvdtoavi.00411736 00411733 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 00411736 > 0FBE70 0E MOVSX ESI, BYTE PTR [EAX+E] 0041173A . 83FE 41 CMP ESI, 41 0041173D . 7C 09 JL SHORT dvdtoavi.00411748 ; //注册码第15位ASCII码小于41则跳 0041173F . 83FE 46 CMP ESI, 46 00411742 . 7F 04 JG SHORT dvdtoavi.00411748 ; //注册码第15位ASCII码大于46则跳 00411744 . B1 01 MOV CL, 1 00411746 . EB 02 JMP SHORT dvdtoavi.0041174A 00411748 > B1 00 MOV CL, 0 0041174A > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 0041174C . 84C9 TEST CL, CL 0041174E . 74 05 JE SHORT dvdtoavi.00411755 00411750 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 00411753 . EB 03 JMP SHORT dvdtoavi.00411758 00411755 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 00411758 > 0FBE70 0F MOVSX ESI, BYTE PTR [EAX+F] 0041175C . 83FE 41 CMP ESI, 41 0041175F . 7C 09 JL SHORT dvdtoavi.0041176A ; //注册码第16位ASCII码小于41则跳 00411761 . 83FE 46 CMP ESI, 46 00411764 . 7F 04 JG SHORT dvdtoavi.0041176A ; //注册码第16位ASCII码大于46则跳 00411766 . B1 01 MOV CL, 1 00411768 . EB 02 JMP SHORT dvdtoavi.0041176C 0041176A > B1 00 MOV CL, 0 0041176C > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 0041176E . 84C9 TEST CL, CL 00411770 . 74 05 JE SHORT dvdtoavi.00411777 00411772 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 00411775 . EB 03 JMP SHORT dvdtoavi.0041177A 00411777 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 0041177A > 0FBE70 10 MOVSX ESI, BYTE PTR [EAX+10] 0041177E . 83FE 41 CMP ESI, 41 00411781 . 7C 09 JL SHORT dvdtoavi.0041178C ; //注册码第17位ASCII码小于41则跳 00411783 . 83FE 46 CMP ESI, 46 00411786 . 7F 04 JG SHORT dvdtoavi.0041178C ; //注册码第17位ASCII码大于46则跳 00411788 . B1 01 MOV CL, 1 0041178A . EB 02 JMP SHORT dvdtoavi.0041178E 0041178C > B1 00 MOV CL, 0 0041178E > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 00411790 . 84C9 TEST CL, CL 00411792 . 74 05 JE SHORT dvdtoavi.00411799 00411794 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 00411797 . EB 03 JMP SHORT dvdtoavi.0041179C 00411799 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 0041179C > 83FA 2A CMP EDX, 2A 0041179F . 0F85 CE000000 JNZ dvdtoavi.00411873 ; //EDX与2Ah比较,相等则跳 004117A5 . 0FBE50 12 MOVSX EDX, BYTE PTR [EAX+12] 004117A9 . 83FA 41 CMP EDX, 41 004117AC . 7C 0A JL SHORT dvdtoavi.004117B8 ; //注册码第19位ASCII码小于41则跳 004117AE . 83FA 46 CMP EDX, 46 004117B1 . 7F 05 JG SHORT dvdtoavi.004117B8 ; //注册码第19位ASCII码大于46则跳 004117B3 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 004117B6 . EB 03 JMP SHORT dvdtoavi.004117BB 004117B8 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 004117BB > 0FBE70 13 MOVSX ESI, BYTE PTR [EAX+13] 004117BF . 83FE 41 CMP ESI, 41 004117C2 . 7C 09 JL SHORT dvdtoavi.004117CD ; //注册码第20位ASCII码小于41则跳 004117C4 . 83FE 46 CMP ESI, 46 004117C7 . 7F 04 JG SHORT dvdtoavi.004117CD ; //注册码第20位ASCII码大于46则跳 004117C9 . B1 01 MOV CL, 1 004117CB . EB 02 JMP SHORT dvdtoavi.004117CF 004117CD > B1 00 MOV CL, 0 004117CF > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 004117D1 . 84C9 TEST CL, CL 004117D3 . 74 05 JE SHORT dvdtoavi.004117DA 004117D5 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 004117D8 . EB 03 JMP SHORT dvdtoavi.004117DD 004117DA > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 004117DD > 0FBE70 14 MOVSX ESI, BYTE PTR [EAX+14] 004117E1 . 83FE 41 CMP ESI, 41 004117E4 . 7C 09 JL SHORT dvdtoavi.004117EF ; //注册码第21位ASCII码小于41则跳 004117E6 . 83FE 46 CMP ESI, 46 004117E9 . 7F 04 JG SHORT dvdtoavi.004117EF ; //注册码第21位ASCII码大于46则跳 004117EB . B1 01 MOV CL, 1 004117ED . EB 02 JMP SHORT dvdtoavi.004117F1 004117EF > B1 00 MOV CL, 0 004117F1 > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 004117F3 . 84C9 TEST CL, CL 004117F5 . 74 05 JE SHORT dvdtoavi.004117FC 004117F7 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 004117FA . EB 03 JMP SHORT dvdtoavi.004117FF 004117FC > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 004117FF > 0FBE70 15 MOVSX ESI, BYTE PTR [EAX+15] 00411803 . 83FE 41 CMP ESI, 41 00411806 . 7C 09 JL SHORT dvdtoavi.00411811 ; //注册码第22位ASCII码小于41则跳 00411808 . 83FE 46 CMP ESI, 46 0041180B . 7F 04 JG SHORT dvdtoavi.00411811 ; //注册码第22位ASCII码大于46则跳 0041180D . B1 01 MOV CL, 1 0041180F . EB 02 JMP SHORT dvdtoavi.00411813 00411811 > B1 00 MOV CL, 0 00411813 > 03D6 ADD EDX, ESI ; //EDX=EDX+ESI 00411815 . 84C9 TEST CL, CL 00411817 . 74 05 JE SHORT dvdtoavi.0041181E 00411819 . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 0041181C . EB 03 JMP SHORT dvdtoavi.00411821 0041181E > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 00411821 > 0FBE40 16 MOVSX EAX, BYTE PTR [EAX+16] 00411825 . 83F8 41 CMP EAX, 41 00411828 . 7C 09 JL SHORT dvdtoavi.00411833 ; //注册码第23位ASCII码小于41则跳 0041182A . 83F8 46 CMP EAX, 46 0041182D . 7F 04 JG SHORT dvdtoavi.00411833 ; //注册码第23位ASCII码大于46则跳 0041182F . B1 01 MOV CL, 1 00411831 . EB 02 JMP SHORT dvdtoavi.00411835 00411833 > B1 00 MOV CL, 0 00411835 > 03D0 ADD EDX, EAX ; //EDX=EDX+EAX 00411837 . 84C9 TEST CL, CL 00411839 . 74 05 JE SHORT dvdtoavi.00411840 0041183B . 83C2 C9 ADD EDX, -37 ; //EDX=EDX-37 0041183E . EB 03 JMP SHORT dvdtoavi.00411843 00411840 > 83C2 D0 ADD EDX, -30 ; //EDX=EDX-30 00411843 > 83FA 2B CMP EDX, 2B 00411846 . 0F84 9C000000 JE dvdtoavi.004118E8 ; //EDX与2Bh比较,相等则跳 0041184C . 33C0 XOR EAX, EAX 0041184E . 50 PUSH EAX 0041184F . 50 PUSH EAX 00411850 . 8BCB MOV ECX, EBX 00411852 . 68 183E9200 PUSH dvdtoavi.00923E18 ; wrong serialnumber,program terminate! 00411857 . E8 B67F0900 CALL dvdtoavi.004A9812 0041185C . FF15 10724B00 CALL DWORD PTR [<&KERNEL32.GetCurrent>; [GetCurrentProcess 00411862 . 6A 01 PUSH 1 ; /ExitCode = 1 00411864 . 50 PUSH EAX ; |hProcess 00411865 . FF15 20724B00 CALL DWORD PTR [<&KERNEL32.TerminateP>; \TerminateProcess 0041186B . 8D73 5C LEA ESI, DWORD PTR [EBX+5C] 0041186E .^ E9 CCFCFFFF JMP dvdtoavi.0041153F 00411873 > 33C0 XOR EAX, EAX 00411875 . 50 PUSH EAX 00411876 . 50 PUSH EAX 00411877 . 8BCB MOV ECX, EBX 00411879 . 68 183E9200 PUSH dvdtoavi.00923E18 ; wrong serialnumber,program terminate! 0041187E . E8 8F7F0900 CALL dvdtoavi.004A9812 00411883 . FF15 10724B00 CALL DWORD PTR [<&KERNEL32.GetCurrent>; [GetCurrentProcess 00411889 . 6A 01 PUSH 1 ; /ExitCode = 1 0041188B . 50 PUSH EAX ; |hProcess 0041188C . FF15 20724B00 CALL DWORD PTR [<&KERNEL32.TerminateP>; \TerminateProcess 00411892 . 8D73 5C LEA ESI, DWORD PTR [EBX+5C] 00411895 .^ E9 A5FCFFFF JMP dvdtoavi.0041153F 0041189A > 33C0 XOR EAX, EAX 0041189C . 50 PUSH EAX 0041189D . 50 PUSH EAX 0041189E . 8BCB MOV ECX, EBX 004118A0 . 68 183E9200 PUSH dvdtoavi.00923E18 ; wrong serialnumber,program terminate! 004118A5 . E8 687F0900 CALL dvdtoavi.004A9812 004118AA . FF15 10724B00 CALL DWORD PTR [<&KERNEL32.GetCurrent>; [GetCurrentProcess 004118B0 . 6A 01 PUSH 1 ; /ExitCode = 1 004118B2 . 50 PUSH EAX ; |hProcess 004118B3 . FF15 20724B00 CALL DWORD PTR [<&KERNEL32.TerminateP>; \TerminateProcess 004118B9 . 8D73 5C LEA ESI, DWORD PTR [EBX+5C] 004118BC .^ E9 7EFCFFFF JMP dvdtoavi.0041153F 004118C1 > 33C0 XOR EAX, EAX 004118C3 . 50 PUSH EAX 004118C4 . 50 PUSH EAX 004118C5 . 8BCB MOV ECX, EBX 004118C7 . 68 183E9200 PUSH dvdtoavi.00923E18 ; wrong serialnumber,program terminate! 004118CC . E8 417F0900 CALL dvdtoavi.004A9812 004118D1 . FF15 10724B00 CALL DWORD PTR [<&KERNEL32.GetCurrent>; [GetCurrentProcess 004118D7 . 6A 01 PUSH 1 ; /ExitCode = 1 004118D9 . 50 PUSH EAX ; |hProcess 004118DA . FF15 20724B00 CALL DWORD PTR [<&KERNEL32.TerminateP>; \TerminateProcess 004118E0 . 8D73 5C LEA ESI, DWORD PTR [EBX+5C] 004118E3 .^ E9 57FCFFFF JMP dvdtoavi.0041153F 004118E8 > 8D0424 LEA EAX, DWORD PTR [ESP] 004118EB . 50 PUSH EAX ; /pHandle 004118EC . 68 643C9200 PUSH dvdtoavi.00923C64 ; |Software\dvdtoavi\Output_Setting 004118F1 . 68 01000080 PUSH 80000001 ; |hKey = HKEY_CURRENT_USER 004118F6 . FF15 0C704B00 CALL DWORD PTR [<&ADVAPI32.RegCreateK>; \RegCreateKeyA 004118FC . 85C0 TEST EAX, EAX 004118FE . 74 08 JE SHORT dvdtoavi.00411908 00411900 . 8D73 5C LEA ESI, DWORD PTR [EBX+5C] 00411903 .^ E9 37FCFFFF JMP dvdtoavi.0041153F 00411908 > 8B43 5C MOV EAX, DWORD PTR [EBX+5C] 0041190B . FF70 F8 PUSH DWORD PTR [EAX-8] ; /Length 0041190E . 50 PUSH EAX ; |Value 0041190F . 8D73 5C LEA ESI, DWORD PTR [EBX+5C] ; | 00411912 . 6A 01 PUSH 1 ; |ValueType = REG_SZ 00411914 . 68 003E9200 PUSH dvdtoavi.00923E00 ; |FileName 00411919 . FF7424 10 PUSH DWORD PTR [ESP+10] ; |hKey 0041191D . FF15 08704B00 CALL DWORD PTR [<&ADVAPI32.RegSetValu>; \RegSetValueA 00411923 . 8B43 60 MOV EAX, DWORD PTR [EBX+60] 00411926 . FF70 F8 PUSH DWORD PTR [EAX-8] ; /Length 00411929 . 50 PUSH EAX ; |Value 0041192A . 6A 01 PUSH 1 ; |ValueType = REG_SZ 0041192C . 68 0C3E9200 PUSH dvdtoavi.00923E0C ; |PathName 00411931 . FF7424 10 PUSH DWORD PTR [ESP+10] ; |hKey 00411935 . FF15 08704B00 CALL DWORD PTR [<&ADVAPI32.RegSetValu>; \RegSetValueA 0041193B . FF3424 PUSH DWORD PTR [ESP] ; /hKey 0041193E . FF15 10704B00 CALL DWORD PTR [<&ADVAPI32.RegCloseKe>; \RegCloseKey 00411944 .^ E9 F6FBFFFF JMP dvdtoavi.0041153F 00411949 90 NOP 0041194A 90 NOP 0041194B 90 NOP 0041194C . B8 D03C9200 MOV EAX, dvdtoavi.00923CD0 00411951 . C3 RETN
根据"thank for registration,please restart the program."可知软件为重启验证类型
根据字符串里的信息很容易找到注册表哦
[HKEY_CURRENT_USER\Software\dvdtoavi\Output_Setting\PathName]
==============================================================
代码:
0040980C /$ 57 PUSH EDI 0040980D |. B8 0C110000 MOV EAX, 110C 00409812 |. E8 B9BB0800 CALL dvdtoavi.004953D0 00409817 |. 8D5424 0C LEA EDX, DWORD PTR [ESP+C] 0040981B |. 8D4424 08 LEA EAX, DWORD PTR [ESP+8] 0040981F |. C74424 08 000>MOV DWORD PTR [ESP+8], 200 00409827 |. 50 PUSH EAX ; /pValueSize 00409828 |. 52 PUSH EDX ; |Value 00409829 |. 68 40049200 PUSH dvdtoavi.00920440 ; |software\dvdtoavi\output_setting\filename 0040982E |. 68 01000080 PUSH 80000001 ; |hKey = HKEY_CURRENT_USER 00409833 |. FF15 00704B00 CALL DWORD PTR [<&ADVAPI32.RegQueryVa>; \RegQueryValueA 00409839 |. 85C0 TEST EAX, EAX 0040983B |. 0F85 32020000 JNZ dvdtoavi.00409A73 00409841 |. 8D7C24 0C LEA EDI, DWORD PTR [ESP+C] 00409845 |. 33C0 XOR EAX, EAX 00409847 |. 8A37 MOV DH, BYTE PTR [EDI] 00409849 |. 8BCF MOV ECX, EDI 0040984B |. 84F6 TEST DH, DH 0040984D |. 74 0C JE SHORT dvdtoavi.0040985B 0040984F |> 83C1 01 /ADD ECX, 1 00409852 |. 83C0 01 |ADD EAX, 1 00409855 |. 8A11 |MOV DL, BYTE PTR [ECX] 00409857 |. 84D2 |TEST DL, DL 00409859 |.^ 75 F4 \JNZ SHORT dvdtoavi.0040984F 0040985B |> 85C0 TEST EAX, EAX 0040985D |. 0F86 10020000 JBE dvdtoavi.00409A73 ; //用户名为空则跳 00409863 |. C74424 08 000>MOV DWORD PTR [ESP+8], 200 0040986B |. 8D5424 0C LEA EDX, DWORD PTR [ESP+C] 0040986F |. 8D4424 08 LEA EAX, DWORD PTR [ESP+8] 00409873 |. 50 PUSH EAX ; /pValueSize 00409874 |. 52 PUSH EDX ; |Value 00409875 |. 68 64239200 PUSH dvdtoavi.00922364 ; |software\dvdtoavi\output_setting\pathname 0040987A |. 68 01000080 PUSH 80000001 ; |hKey = HKEY_CURRENT_USER 0040987F |. FF15 00704B00 CALL DWORD PTR [<&ADVAPI32.RegQueryVa>; \RegQueryValueA 00409885 |. 85C0 TEST EAX, EAX 00409887 |. 0F85 E6010000 JNZ dvdtoavi.00409A73 0040988D |. 8D7C24 0C LEA EDI, DWORD PTR [ESP+C] 00409891 |. 33C0 XOR EAX, EAX 00409893 |. 8A37 MOV DH, BYTE PTR [EDI] 00409895 |. 8BCF MOV ECX, EDI 00409897 |. 84F6 TEST DH, DH 00409899 |. 74 0C JE SHORT dvdtoavi.004098A7 0040989B |> 83C1 01 /ADD ECX, 1 0040989E |. 83C0 01 |ADD EAX, 1 004098A1 |. 8A11 |MOV DL, BYTE PTR [ECX] 004098A3 |. 84D2 |TEST DL, DL 004098A5 |.^ 75 F4 \JNZ SHORT dvdtoavi.0040989B 004098A7 |> 83F8 1D CMP EAX, 1D 004098AA |. 0F85 C3010000 JNZ dvdtoavi.00409A73 ; //注册码长度不为29位则跳 004098B0 |. 8A4424 11 MOV AL, BYTE PTR [ESP+11] 004098B4 |. 3C 2B CMP AL, 2B 004098B6 |. 74 0A JE SHORT dvdtoavi.004098C2 ; //注册码第6位为“+”则跳 004098B8 |> 33C0 XOR EAX, EAX 004098BA |. 81C4 0C110000 ADD ESP, 110C 004098C0 |. 5F POP EDI 004098C1 |. C3 RETN 004098C2 |> 8A4424 17 MOV AL, BYTE PTR [ESP+17] 004098C6 |. 3C 2B CMP AL, 2B 004098C8 |.^ 75 EE JNZ SHORT dvdtoavi.004098B8 ; //注册码第12位不为“+”则跳 004098CA |. 8A4424 1D MOV AL, BYTE PTR [ESP+1D] 004098CE |. 3C 2B CMP AL, 2B 004098D0 |.^ 75 E6 JNZ SHORT dvdtoavi.004098B8 ; //注册码第18位不为“+”则跳 004098D2 |. 8A4424 23 MOV AL, BYTE PTR [ESP+23] 004098D6 |. 3C 2B CMP AL, 2B 004098D8 |.^ 75 DE JNZ SHORT dvdtoavi.004098B8 ; //注册码第24位不为“+”则跳 004098DA |. 891C24 MOV DWORD PTR [ESP], EBX 004098DD |. 897424 04 MOV DWORD PTR [ESP+4], ESI 004098E1 |. 33FF XOR EDI, EDI 004098E3 |. 33C0 XOR EAX, EAX 004098E5 |. 8BD8 MOV EBX, EAX 004098E7 |> 0FBE441C 0C /MOVSX EAX, BYTE PTR [ESP+EBX+C] 004098EC |. 8D7424 0C |LEA ESI, DWORD PTR [ESP+C] 004098F0 |. 50 |PUSH EAX 004098F1 |. 03F3 |ADD ESI, EBX 004098F3 |. E8 1C7B0000 |CALL dvdtoavi.00411414 004098F8 |. 59 |POP ECX 004098F9 |. 0FBE16 |MOVSX EDX, BYTE PTR [ESI] 004098FC |. 0FB6C0 |MOVZX EAX, AL 004098FF |. 85C0 |TEST EAX, EAX 00409901 |. 74 06 |JE SHORT dvdtoavi.00409909 00409903 |. 8D7C17 C9 |LEA EDI, DWORD PTR [EDI+EDX-37] 00409907 |. EB 04 |JMP SHORT dvdtoavi.0040990D 00409909 |> 8D7C17 D0 |LEA EDI, DWORD PTR [EDI+EDX-30] 0040990D |> 83C3 01 |ADD EBX, 1 00409910 |. 83FB 05 |CMP EBX, 5 00409913 |.^ 7C D2 \JL SHORT dvdtoavi.004098E7 ; //循环,累加注册码 00409915 |. 8B1C24 MOV EBX, DWORD PTR [ESP] 00409918 |. 8B7424 04 MOV ESI, DWORD PTR [ESP+4] 0040991C |. 83FF 28 CMP EDI, 28 0040991F |. 74 0A JE SHORT dvdtoavi.0040992B ; //注册码1-5位之和与28h比较,相等则跳 00409921 |. 33C0 XOR EAX, EAX 00409923 |. 81C4 0C110000 ADD ESP, 110C 00409929 |. 5F POP EDI 0040992A |. C3 RETN 0040992B |> 891C24 MOV DWORD PTR [ESP], EBX 0040992E |. 897424 04 MOV DWORD PTR [ESP+4], ESI 00409932 |. 33C0 XOR EAX, EAX 00409934 |. BF 06000000 MOV EDI, 6 00409939 |. 8BD8 MOV EBX, EAX 0040993B |> 0FBE443C 0C /MOVSX EAX, BYTE PTR [ESP+EDI+C] 00409940 |. 8D7424 0C |LEA ESI, DWORD PTR [ESP+C] 00409944 |. 50 |PUSH EAX 00409945 |. 03F7 |ADD ESI, EDI 00409947 |. E8 C87A0000 |CALL dvdtoavi.00411414 0040994C |. 59 |POP ECX 0040994D |. 0FBE16 |MOVSX EDX, BYTE PTR [ESI] 00409950 |. 0FB6C0 |MOVZX EAX, AL 00409953 |. 85C0 |TEST EAX, EAX 00409955 |. 74 06 |JE SHORT dvdtoavi.0040995D 00409957 |. 8D5C13 C9 |LEA EBX, DWORD PTR [EBX+EDX-37] 0040995B |. EB 04 |JMP SHORT dvdtoavi.00409961 0040995D |> 8D5C13 D0 |LEA EBX, DWORD PTR [EBX+EDX-30] 00409961 |> 83C7 01 |ADD EDI, 1 00409964 |. 83FF 0B |CMP EDI, 0B 00409967 |.^ 7C D2 \JL SHORT dvdtoavi.0040993B ; //循环,累加注册码 00409969 |. 8B7424 04 MOV ESI, DWORD PTR [ESP+4] 0040996D |. 8BC3 MOV EAX, EBX 0040996F |. 8B1C24 MOV EBX, DWORD PTR [ESP] 00409972 |. 83F8 29 CMP EAX, 29 00409975 |. 74 0A JE SHORT dvdtoavi.00409981 ; //注册码7-11位之和与29h比较,相等则跳 00409977 |. 33C0 XOR EAX, EAX 00409979 |. 81C4 0C110000 ADD ESP, 110C 0040997F |. 5F POP EDI 00409980 |. C3 RETN 00409981 |> 891C24 MOV DWORD PTR [ESP], EBX 00409984 |. 897424 04 MOV DWORD PTR [ESP+4], ESI 00409988 |. 33FF XOR EDI, EDI 0040998A |. B8 0C000000 MOV EAX, 0C 0040998F |. 8BD8 MOV EBX, EAX 00409991 |> 0FBE541C 0C /MOVSX EDX, BYTE PTR [ESP+EBX+C] 00409996 |. 8D7424 0C |LEA ESI, DWORD PTR [ESP+C] 0040999A |. 52 |PUSH EDX 0040999B |. 03F3 |ADD ESI, EBX 0040999D |. E8 727A0000 |CALL dvdtoavi.00411414 004099A2 |. 59 |POP ECX 004099A3 |. 0FBE0E |MOVSX ECX, BYTE PTR [ESI] 004099A6 |. 0FB6D0 |MOVZX EDX, AL 004099A9 |. 85D2 |TEST EDX, EDX 004099AB |. 74 06 |JE SHORT dvdtoavi.004099B3 004099AD |. 8D7C0F C9 |LEA EDI, DWORD PTR [EDI+ECX-37] 004099B1 |. EB 04 |JMP SHORT dvdtoavi.004099B7 004099B3 |> 8D7C0F D0 |LEA EDI, DWORD PTR [EDI+ECX-30] 004099B7 |> 83C3 01 |ADD EBX, 1 004099BA |. 83FB 11 |CMP EBX, 11 004099BD |.^ 7C D2 \JL SHORT dvdtoavi.00409991 ; //循环,累加注册码 004099BF |. 8B1C24 MOV EBX, DWORD PTR [ESP] 004099C2 |. 8B7424 04 MOV ESI, DWORD PTR [ESP+4] 004099C6 |. 83FF 2A CMP EDI, 2A 004099C9 |. 74 0A JE SHORT dvdtoavi.004099D5 ; //注册码13-17位之和与2Ah比较,相等则跳 004099CB |. 33C0 XOR EAX, EAX 004099CD |. 81C4 0C110000 ADD ESP, 110C 004099D3 |. 5F POP EDI 004099D4 |. C3 RETN 004099D5 |> 891C24 MOV DWORD PTR [ESP], EBX 004099D8 |. 897424 04 MOV DWORD PTR [ESP+4], ESI 004099DC |. 33FF XOR EDI, EDI 004099DE |. B8 12000000 MOV EAX, 12 004099E3 |. 8BD8 MOV EBX, EAX 004099E5 |> 0FBE441C 0C /MOVSX EAX, BYTE PTR [ESP+EBX+C] 004099EA |. 8D7424 0C |LEA ESI, DWORD PTR [ESP+C] 004099EE |. 50 |PUSH EAX 004099EF |. 03F3 |ADD ESI, EBX 004099F1 |. E8 1E7A0000 |CALL dvdtoavi.00411414 004099F6 |. 59 |POP ECX 004099F7 |. 0FBE16 |MOVSX EDX, BYTE PTR [ESI] 004099FA |. 0FB6C0 |MOVZX EAX, AL 004099FD |. 85C0 |TEST EAX, EAX 004099FF |. 74 06 |JE SHORT dvdtoavi.00409A07 00409A01 |. 8D7C17 C9 |LEA EDI, DWORD PTR [EDI+EDX-37] 00409A05 |. EB 04 |JMP SHORT dvdtoavi.00409A0B 00409A07 |> 8D7C17 D0 |LEA EDI, DWORD PTR [EDI+EDX-30] 00409A0B |> 83C3 01 |ADD EBX, 1 00409A0E |. 83FB 17 |CMP EBX, 17 00409A11 |.^ 7C D2 \JL SHORT dvdtoavi.004099E5 ; //循环,累加注册码 00409A13 |. 8B1C24 MOV EBX, DWORD PTR [ESP] 00409A16 |. 8B7424 04 MOV ESI, DWORD PTR [ESP+4] 00409A1A |. 83FF 2B CMP EDI, 2B 00409A1D |. 74 0A JE SHORT dvdtoavi.00409A29 ; //注册码19-23位之和与2Bh比较,相等则跳 00409A1F |. 33C0 XOR EAX, EAX 00409A21 |. 81C4 0C110000 ADD ESP, 110C 00409A27 |. 5F POP EDI 00409A28 |. C3 RETN 00409A29 |> 891C24 MOV DWORD PTR [ESP], EBX 00409A2C |. 897424 04 MOV DWORD PTR [ESP+4], ESI 00409A30 |. 33FF XOR EDI, EDI 00409A32 |. B8 18000000 MOV EAX, 18 00409A37 |. 8BD8 MOV EBX, EAX 00409A39 |> 0FBE541C 0C /MOVSX EDX, BYTE PTR [ESP+EBX+C] 00409A3E |. 8D7424 0C |LEA ESI, DWORD PTR [ESP+C] 00409A42 |. 52 |PUSH EDX 00409A43 |. 03F3 |ADD ESI, EBX 00409A45 |. E8 CA790000 |CALL dvdtoavi.00411414 00409A4A |. 59 |POP ECX 00409A4B |. 0FBE0E |MOVSX ECX, BYTE PTR [ESI] 00409A4E |. 0FB6D0 |MOVZX EDX, AL 00409A51 |. 85D2 |TEST EDX, EDX 00409A53 |. 74 06 |JE SHORT dvdtoavi.00409A5B 00409A55 |. 8D7C0F C9 |LEA EDI, DWORD PTR [EDI+ECX-37] 00409A59 |. EB 04 |JMP SHORT dvdtoavi.00409A5F 00409A5B |> 8D7C0F D0 |LEA EDI, DWORD PTR [EDI+ECX-30] 00409A5F |> 83C3 01 |ADD EBX, 1 00409A62 |. 83FB 1D |CMP EBX, 1D 00409A65 |.^ 7C D2 \JL SHORT dvdtoavi.00409A39 ; //循环,累加注册码 00409A67 |. 8B1C24 MOV EBX, DWORD PTR [ESP] 00409A6A |. 8B7424 04 MOV ESI, DWORD PTR [ESP+4] 00409A6E |. 83FF 2C CMP EDI, 2C 00409A71 |. 74 0A JE SHORT dvdtoavi.00409A7D ; //注册码25-29位之和与2Ch比较,相等则跳 00409A73 |> 33C0 XOR EAX, EAX 00409A75 |. 81C4 0C110000 ADD ESP, 110C 00409A7B |. 5F POP EDI 00409A7C |. C3 RETN 00409A7D |> B8 01000000 MOV EAX, 1 ; //标志位赋值 00409A82 |. 81C4 0C110000 ADD ESP, 110C 00409A88 |. 5F POP EDI 00409A89 \. C3 RETN
【破解总结】
--------------------------------------------------------------
【算法总结】
1.注册码与用户名无关
2.注册码为29位,形式为"XXXXX+XXXXX+XXXXX+XXXXX+XXXXX"
3.注册码第6、12、18、24位为"+"
注册码1-5位之和为28h
注册码7-11位之和为29h
注册码13-17位之和为2Ah
注册码19-23位之和为2Bh
注册码25-29位之和为2Ch
--------------------------------------------------------------
【注册信息】
一组可用注册码
用户名：任意
注册码：88888+88889+88899+88999+89999
保存在
[HKEY_CURRENT_USER\Software\dvdtoavi\Output_Setting\PathName]
--------------------------------------------------------------
感谢飘云老大、猫老大、Nisy老大以及很多前辈们的学习教程以及徐超等所有帮助过我的论坛兄弟姐妹们！谢谢
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【版权声明】破文是学习的手记，兴趣是成功的源泉；本破文纯属技术交流, 转载请注明作者并保持文章的完整, 谢谢!
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