软件名称:XX仓库管理软件
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编写程序:Borland Delphi(没壳)
005F1EB0 . 55 PUSH EBP
005F1EB1 . 8BEC MOV EBP,ESP
005F1EB3 . B9 06000000 MOV ECX,6
005F1EB8 > 6A 00 PUSH 0
005F1EBA . 6A 00 PUSH 0
005F1EBC . 49 DEC ECX
005F1EBD .^ 75 F9 JNZ SHORT DepotMan.005F1EB8 ; 算前运作
005F1EBF . 51 PUSH ECX
005F1EC0 . 53 PUSH EBX
005F1EC1 . 56 PUSH ESI
005F1EC2 . 57 PUSH EDI
005F1EC3 . 8945 FC MOV DWORD PTR SS:[EBP-4],EAX
005F1EC6 . 33C0 XOR EAX,EAX
005F1EC8 . 55 PUSH EBP
005F1EC9 . 68 2E215F00 PUSH DepotMan.005F212E
005F1ECE . 64:FF30 PUSH DWORD PTR FS:[EAX]
005F1ED1 . 64:8920 MOV DWORD PTR FS:[EAX],ESP
005F1ED4 . 8D55 F0 LEA EDX,DWORD PTR SS:[EBP-10]
005F1ED7 . 8B45 FC MOV EAX,DWORD PTR SS:[EBP-4]
005F1EDA . 8B80 0C030000 MOV EAX,DWORD PTR DS:[EAX+30C]
005F1EE0 . E8 F7D0E5FF CALL DepotMan.0044EFDC
005F1EE5 . 8B45 F0 MOV EAX,DWORD PTR SS:[EBP-10] ; 取用户名
005F1EE8 . 8D55 F4 LEA EDX,DWORD PTR SS:[EBP-C]
005F1EEB . E8 3878E1FF CALL DepotMan.00409728
005F1EF0 . 837D F4 00 CMP DWORD PTR SS:[EBP-C],0 ; 比较用户名是否为空
005F1EF4 . 75 22 JNZ SHORT DepotMan.005F1F18 ; 用户名不为空就跳
005F1EF6 . 6A 00 PUSH 0
005F1EF8 . 68 3C215F00 PUSH DepotMan.005F213C ; 请填写用户名称!
005F1EFD . E8 6A03FFFF CALL <JMP.&PunUnitLib.ShowMess>
005F1F02 . 8B45 FC MOV EAX,DWORD PTR SS:[EBP-4]
005F1F05 . 8B80 0C030000 MOV EAX,DWORD PTR DS:[EAX+30C]
005F1F0B . 8B10 MOV EDX,DWORD PTR DS:[EAX]
005F1F0D . FF92 C0000000 CALL DWORD PTR DS:[EDX+C0]
005F1F13 . E9 B1010000 JMP DepotMan.005F20C9
005F1F18 > 8D55 E8 LEA EDX,DWORD PTR SS:[EBP-18]
005F1F1B . 8B45 FC MOV EAX,DWORD PTR SS:[EBP-4]
005F1F1E . 8B80 FC020000 MOV EAX,DWORD PTR DS:[EAX+2FC]
005F1F24 . E8 B3D0E5FF CALL DepotMan.0044EFDC
005F1F29 . 8B45 E8 MOV EAX,DWORD PTR SS:[EBP-18] ; 取假注册码
005F1F2C . 8D55 EC LEA EDX,DWORD PTR SS:[EBP-14]
005F1F2F . E8 F477E1FF CALL DepotMan.00409728
005F1F34 . 837D EC 00 CMP DWORD PTR SS:[EBP-14],0 ; 比较注册码是否为空
005F1F38 . 75 22 JNZ SHORT DepotMan.005F1F5C ; 不为空就跳
005F1F3A . 6A 00 PUSH 0
005F1F3C . 68 50215F00 PUSH DepotMan.005F2150 ; 授权号不能为空,请填写授权号!
005F1F41 . E8 2603FFFF CALL <JMP.&PunUnitLib.ShowMess>
005F1F46 . 8B45 FC MOV EAX,DWORD PTR SS:[EBP-4]
005F1F49 . 8B80 FC020000 MOV EAX,DWORD PTR DS:[EAX+2FC]
005F1F4F . 8B10 MOV EDX,DWORD PTR DS:[EAX]
005F1F51 . FF92 C0000000 CALL DWORD PTR DS:[EDX+C0]
005F1F57 . E9 6D010000 JMP DepotMan.005F20C9
005F1F5C > A1 54B76A00 MOV EAX,DWORD PTR DS:[6AB754]
005F1F61 . 8B00 MOV EAX,DWORD PTR DS:[EAX]
005F1F63 . E8 6830E1FF CALL DepotMan.00404FD0
005F1F68 . 50 PUSH EAX
005F1F69 . 8D55 E4 LEA EDX,DWORD PTR SS:[EBP-1C]
005F1F6C . 8B45 FC MOV EAX,DWORD PTR SS:[EBP-4]
005F1F6F . 8B80 F4020000 MOV EAX,DWORD PTR DS:[EAX+2F4]
005F1F75 . E8 62D0E5FF CALL DepotMan.0044EFDC
005F1F7A . 8B45 E4 MOV EAX,DWORD PTR SS:[EBP-1C]
005F1F7D . E8 4E30E1FF CALL DepotMan.00404FD0 ; 取机械码
005F1F82 . 50 PUSH EAX
005F1F83 . E8 1403FFFF CALL <JMP.&PunUnitLib.GetRegPass>
005F1F88 . 8BD0 MOV EDX,EAX ; 真注册码(可以在这里做内存注册机)
005F1F8A . 8D45 F8 LEA EAX,DWORD PTR SS:[EBP-8]
005F1F8D . E8 7E2DE1FF CALL DepotMan.00404D10
005F1F92 . 8D55 DC LEA EDX,DWORD PTR SS:[EBP-24]
005F1F95 . 8B45 FC MOV EAX,DWORD PTR SS:[EBP-4]
005F1F98 . 8B80 FC020000 MOV EAX,DWORD PTR DS:[EAX+2FC]
005F1F9E . E8 39D0E5FF CALL DepotMan.0044EFDC ; (Initial CPU selection)
005F1FA3 . 8B45 DC MOV EAX,DWORD PTR SS:[EBP-24]
005F1FA6 . 8D55 E0 LEA EDX,DWORD PTR SS:[EBP-20]
005F1FA9 . E8 7A77E1FF CALL DepotMan.00409728
005F1FAE . 8B45 E0 MOV EAX,DWORD PTR SS:[EBP-20]
005F1FB1 . 8B55 F8 MOV EDX,DWORD PTR SS:[EBP-8]
005F1FB4 . E8 632FE1FF CALL DepotMan.00404F1C
005F1FB9 . 0F85 FE000000 JNZ DepotMan.005F20BD ; 不等就跳往出错处(可以在这爆破)
005F1FBF . 33C0 XOR EAX,EAX
005F1FC1 . 55 PUSH EBP
005F1FC2 . 68 A9205F00 PUSH DepotMan.005F20A9
005F1FC7 . 64:FF30 PUSH DWORD PTR FS:[EAX]
005F1FCA . 64:8920 MOV DWORD PTR FS:[EAX],ESP
005F1FCD . B2 01 MOV DL,1
005F1FCF . A1 00304700 MOV EAX,DWORD PTR DS:[473000]
005F1FD4 . E8 9311E8FF CALL DepotMan.0047316C
005F1FD9 . 8BD8 MOV EBX,EAX
005F1FDB . BA 02000080 MOV EDX,80000002
005F1FE0 . 8BC3 MOV EAX,EBX
005F1FE2 . E8 6112E8FF CALL DepotMan.00473248
005F1FE7 . B1 01 MOV CL,1
005F1FE9 . 8B15 70AA6A00 MOV EDX,DWORD PTR DS:[6AAA70] ; DepotMan.005F1E0C
005F1FEF . 8BC3 MOV EAX,EBX
005F1FF1 . E8 9613E8FF CALL DepotMan.0047338C
005F1FF6 . 8D55 D8 LEA EDX,DWORD PTR SS:[EBP-28]
005F1FF9 . 8B45 FC MOV EAX,DWORD PTR SS:[EBP-4]
005F1FFC . 8B80 0C030000 MOV EAX,DWORD PTR DS:[EAX+30C]
005F2002 . E8 D5CFE5FF CALL DepotMan.0044EFDC
005F2007 . 8B4D D8 MOV ECX,DWORD PTR SS:[EBP-28]
005F200A . BA 78215F00 MOV EDX,DepotMan.005F2178 ; UserName
005F200F . 8BC3 MOV EAX,EBX
005F2011 . E8 1215E8FF CALL DepotMan.00473528
005F2016 . 8D55 D0 LEA EDX,DWORD PTR SS:[EBP-30]
005F2019 . 8B45 FC MOV EAX,DWORD PTR SS:[EBP-4]
005F201C . 8B80 F4020000 MOV EAX,DWORD PTR DS:[EAX+2F4]
005F2022 . E8 B5CFE5FF CALL DepotMan.0044EFDC
005F2027 . 8B45 D0 MOV EAX,DWORD PTR SS:[EBP-30]
005F202A . E8 A12FE1FF CALL DepotMan.00404FD0
005F202F . 50 PUSH EAX
005F2030 . E8 5F02FFFF CALL <JMP.&PunUnitLib.SavePass>
005F2035 . 8BD0 MOV EDX,EAX
005F2037 . 8D45 D4 LEA EAX,DWORD PTR SS:[EBP-2C]
005F203A . E8 D12CE1FF CALL DepotMan.00404D10
005F203F . 8B4D D4 MOV ECX,DWORD PTR SS:[EBP-2C]
005F2042 . BA 8C215F00 MOV EDX,DepotMan.005F218C ; SignCode
005F2047 . 8BC3 MOV EAX,EBX
005F2049 . E8 DA14E8FF CALL DepotMan.00473528
005F204E . 8B45 F8 MOV EAX,DWORD PTR SS:[EBP-8]
005F2051 . E8 7A2FE1FF CALL DepotMan.00404FD0
005F2056 . 50 PUSH EAX
005F2057 . E8 3802FFFF CALL <JMP.&PunUnitLib.SavePass>
005F205C . 8BD0 MOV EDX,EAX
005F205E . 8D45 CC LEA EAX,DWORD PTR SS:[EBP-34]
005F2061 . E8 AA2CE1FF CALL DepotMan.00404D10
005F2066 . 8B4D CC MOV ECX,DWORD PTR SS:[EBP-34]
005F2069 . BA A0215F00 MOV EDX,DepotMan.005F21A0 ; RegCode
005F206E . 8BC3 MOV EAX,EBX
005F2070 . E8 B314E8FF CALL DepotMan.00473528
005F2075 . 8BC3 MOV EAX,EBX
005F2077 . E8 B01BE1FF CALL DepotMan.00403C2C
005F207C . 6A 00 PUSH 0
005F207E . 68 A8215F00 PUSH DepotMan.005F21A8 ; 系统注册成功,欢迎你使用本软件!
005F2083 . E8 E401FFFF CALL <JMP.&PunUnitLib.ShowMess>
005F2088 . A1 50B76A00 MOV EAX,DWORD PTR DS:[6AB750]
005F208D . C700 02000000 MOV DWORD PTR DS:[EAX],2
005F2093 . A1 E8B46A00 MOV EAX,DWORD PTR DS:[6AB4E8]
005F2098 . 8B00 MOV EAX,DWORD PTR DS:[EAX]
005F209A . E8 39EBE7FF CALL DepotMan.00470BD8
005F209F . 33C0 XOR EAX,EAX
问题
1:如果要追算法,从那个CALL跟进?
2:请问算法是怎样运算?可否详细说明?
请大家帮忙看看吧.
[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)