..先用peid打开软件 提示:Borland Delphi 4.0 - 5.0
我想应该没有加壳..于是用w32打开软件 找到注册错误提示:无效的注册密码!
代码如下:
004AD0FB |. 33C9 XOR ECX,ECX
004AD0FD |. 51 PUSH ECX
004AD0FE |. 51 PUSH ECX
004AD0FF |. 51 PUSH ECX
004AD100 |. 51 PUSH ECX
004AD101 |. 51 PUSH ECX
004AD102 |. 53 PUSH EBX
004AD103 |. 56 PUSH ESI
004AD104 |. 8BF0 MOV ESI,EAX
004AD106 |. 33C0 XOR EAX,EAX
004AD108 |. 55 PUSH EBP
004AD109 |. 68 30D24A00 PUSH Efaxsend.004AD230
004AD10E |. 64:FF30 PUSH DWORD PTR FS:[EAX]
004AD111 |. 64:8920 MOV DWORD PTR FS:[EAX],ESP
004AD114 |. 8D55 F4 LEA EDX,DWORD PTR SS:[EBP-C]
004AD117 |. 8B86 F4020000 MOV EAX,DWORD PTR DS:[ESI+2F4]
004AD11D |. E8 FA50F8FF CALL Efaxsend.0043221C
004AD122 |. 8D55 F0 LEA EDX,DWORD PTR SS:[EBP-10]
004AD125 |. 8B86 F8020000 MOV EAX,DWORD PTR DS:[ESI+2F8]
004AD12B |. E8 EC50F8FF CALL Efaxsend.0043221C
004AD130 |. 8B45 F0 MOV EAX,DWORD PTR SS:[EBP-10]
004AD133 |. 8D55 FC LEA EDX,DWORD PTR SS:[EBP-4]
004AD136 |. E8 79BBF5FF CALL Efaxsend.00408CB4
004AD13B |. 8D45 EC LEA EAX,DWORD PTR SS:[EBP-14]
004AD13E |. E8 35F2FFFF CALL Efaxsend.004AC378
004AD143 |. 8B55 EC MOV EDX,DWORD PTR SS:[EBP-14]
004AD146 |. 8B45 F4 MOV EAX,DWORD PTR SS:[EBP-C]
004AD149 |. E8 66F4FFFF CALL Efaxsend.004AC5B4
004AD14E |. 8BD0 MOV EDX,EAX
004AD150 |. B9 DD000000 MOV ECX,0DD
004AD155 |. 8B45 FC MOV EAX,DWORD PTR SS:[EBP-4]
004AD158 |. E8 F7F5FFFF CALL Efaxsend.004AC754
004AD15D |. 8BD8 MOV EBX,EAX
004AD15F |. A1 D8344F00 MOV EAX,DWORD PTR DS:[4F34D8]
004AD164 |. 8898 8C000000 MOV BYTE PTR DS:[EAX+8C],BL
004AD16A |. A1 D8344F00 MOV EAX,DWORD PTR DS:[4F34D8]
004AD16F |. 84DB TEST BL,BL
004AD171 |. 75 2C JNZ SHORT Efaxsend.004AD19F
004AD173 |. 8D45 F8 LEA EAX,DWORD PTR SS:[EBP-8]
004AD176 |. BA 48D24A00 MOV EDX,Efaxsend.004AD248 ; 无效的注册密码!
004AD17B |. E8 346EF5FF CALL Efaxsend.00403FB4
004AD180 |. 6A 30 PUSH 30
004AD182 |. 8B45 F8 MOV EAX,DWORD PTR SS:[EBP-8]
004AD185 |. E8 D671F5FF CALL Efaxsend.00404360
004AD18A |. 8BD0 MOV EDX,EAX
004AD18C |. B9 5CD24A00 MOV ECX,Efaxsend.004AD25C ; 提示
004AD191 |. A1 F4314F00 MOV EAX,DWORD PTR DS:[4F31F4]
004AD196 |. 8B00 MOV EAX,DWORD PTR DS:[EAX]
004AD198 |. E8 4B37FAFF CALL Efaxsend.004508E8
004AD19D |. EB 66 JMP SHORT Efaxsend.004AD205
004AD19F |> A1 D8344F00 MOV EAX,DWORD PTR DS:[4F34D8]
004AD1A4 |. 05 98000000 ADD EAX,98
004AD1A9 |. 8B55 FC MOV EDX,DWORD PTR SS:[EBP-4]
004AD1AC |. E8 BF6DF5FF CALL Efaxsend.00403F70
004AD1B1 |. A1 D8344F00 MOV EAX,DWORD PTR DS:[4F34D8]
004AD1B6 |. 05 94000000 ADD EAX,94
004AD1BB |. 8B55 F4 MOV EDX,DWORD PTR SS:[EBP-C]
004AD1BE |. E8 AD6DF5FF CALL Efaxsend.00403F70
004AD1C3 |. A1 C02A4F00 MOV EAX,DWORD PTR DS:[4F2AC0]
004AD1C8 |. 8B00 MOV EAX,DWORD PTR DS:[EAX]
004AD1CA |. E8 F9C30300 CALL Efaxsend.004E95C8
004AD1CF |. E8 60620000 CALL Efaxsend.004B3434
004AD1D4 |. 8D45 F8 LEA EAX,DWORD PTR SS:[EBP-8]
004AD1D7 |. BA 6CD24A00 MOV EDX,Efaxsend.004AD26C ; 注册成功!
004AD1DC |. E8 D36DF5FF CALL Efaxsend.00403FB4
004AD1E1 |. 6A 40 PUSH 40
004AD1E3 |. 8B45 F8 MOV EAX,DWORD PTR SS:[EBP-8]
004AD1E6 |. E8 7571F5FF CALL Efaxsend.00404360
004AD1EB |. 8BD0 MOV EDX,EAX
004AD1ED |. B9 5CD24A00 MOV ECX,Efaxsend.004AD25C ; 提示
004AD1F2 |. A1 F4314F00 MOV EAX,DWORD PTR DS:[4F31F4]
004AD1F7 |. 8B00 MOV EAX,DWORD PTR DS:[EAX]
004AD1F9 |. E8 EA36FAFF CALL Efaxsend.004508E8
004AD1FE |. 8BC6 MOV EAX,ESI
004AD200 |. E8 FF02FAFF CALL Efaxsend.0044D504
004AD205 |> 33C0 XOR EAX,EAX
004AD207 |. 5A POP EDX
004AD208 |. 59 POP ECX
004AD209 |. 59 POP ECX
004AD20A |. 64:8910 MOV DWORD PTR FS:[EAX],EDX
004AD20D |. 68 37D24A00 PUSH Efaxsend.004AD237
004AD212 |> 8D45 EC LEA EAX,DWORD PTR SS:[EBP-14]
004AD215 |. E8 026DF5FF CALL Efaxsend.00403F1C
004AD21A |. 8D45 F0 LEA EAX,DWORD PTR SS:[EBP-10]
004AD21D |. E8 FA6CF5FF CALL Efaxsend.00403F1C
004AD222 |. 8D45 F4 LEA EAX,DWORD PTR SS:[EBP-C]
004AD225 |. BA 03000000 MOV EDX,3
004AD22A |. E8 116DF5FF CALL Efaxsend.00403F40
004AD22F \. C3 RETN
004AD230 .^ E9 DF66F5FF JMP Efaxsend.00403914
004AD235 .^ EB DB JMP SHORT Efaxsend.004AD212
004AD237 . 5E POP ESI
004AD238 . 5B POP EBX
我已下了好几个断点啦..都搞不定.....肯请高手指点一下..要在那个地址下断点..才行...请讲清楚一点...小弟刚学..很多不懂...谢谢先!
[招生]科锐逆向工程师培训(2024年11月15日实地,远程教学同时开班, 第51期)