[易语言] 东方系统备份专家 脱壳,注册算法分析
00423633 68 A4529500 push 9552A4
00423638 E8 50BDFFFF call 脱壳1111.0041F38D
0042363D 8945 F4 mov dword ptr ss:[ebp-C],eax
00423640 837D F4 01 cmp dword ptr ss:[ebp-C],1
00423644 0F85 07000000 jnz 脱壳1111.00423651
0042364A B8 01000000 mov eax,1
0042364F EB 02 jmp short 脱壳1111.00423653
00423651 33C0 xor eax,eax
00423653 85C0 test eax,eax
00423655 0F84 15010000 je <脱壳1111.文本型(基本数据类型)>
00423638 E8 50BDFFFF call 脱壳1111.0041F38D
核心比较过程
跟入:
0041F38D 55 push ebp
0041F38E 8BEC mov ebp,esp
0041F390 81EC 38000000 sub esp,38
0041F396 68 18000000 push 18
0041F39B <> E8 296B0000 call 脱壳1111.00425EC9 ; 从堆上分配内存空间(调用6号服务)
0041F3A0 83C4 04 add esp,4 ; 结构
0041F3A3 8945 FC mov dword ptr ss:[ebp-4],eax
0041F3A6 8BF8 mov edi,eax
0041F3A8 <> BE 305E4000 mov esi,脱壳1111.00405E30 ; (常量)
0041F3AD AD lods dword ptr ds:[esi]
0041F3AE AB stos dword ptr es:[edi]
0041F3AF AD lods dword ptr ds:[esi]
0041F3B0 AB stos dword ptr es:[edi]
0041F3B1 33C0 xor eax,eax
0041F3B3 B9 04000000 mov ecx,4
0041F3B8 F3:AB rep stos dword ptr es:[edi]
0041F3BA E8 AD020000 call 脱壳1111.0041F66C ; 得到变换后的机器吗
跟入。
0041F66C 55 push ebp
0041F66D 8BEC mov ebp,esp
0041F66F 81EC 10000000 sub esp,10
0041F675 8B1D 78529500 mov ebx,dword ptr ds:[955278]
0041F67B E8 97C6FFFF call 脱壳1111.0041BD17
0041F680 B8 00000000 mov eax,0
0041F685 3BC1 cmp eax,ecx
0041F687 7C 0D jl short 脱壳1111.0041F696
0041F689 68 01000000 push 1
0041F68E <> E8 42680000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F693 83C4 04 add esp,4
0041F696 C1E0 02 shl eax,2
0041F699 03D8 add ebx,eax
0041F69B 895D FC mov dword ptr ss:[ebp-4],ebx
0041F69E <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F6A3 6A 00 push 0
0041F6A5 68 55C22B15 push 152BC255
0041F6AA <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F6AF 6A 00 push 0
0041F6B1 FF35 7C529500 push dword ptr ds:[95527C]
0041F6B7 68 02000000 push 2
0041F6BC <> BB CC000000 mov ebx,0CC ; 位异或(系统核心支持库)
0041F6C1 <> E8 09680000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F6C6 83C4 1C add esp,1C
0041F6C9 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F6CE 6A 00 push 0
0041F6D0 50 push eax
0041F6D1 68 01000000 push 1
0041F6D6 <> BB D4010000 mov ebx,1D4 ; 取十六进制文本(系统核心支持库)
0041F6DB <> E8 EF670000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F6E0 83C4 10 add esp,10
0041F6E3 8945 F4 mov dword ptr ss:[ebp-C],eax
0041F6E6 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F6EB 6A 00 push 0
0041F6ED 68 04000000 push 4
0041F6F2 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F6F7 6A 00 push 0
0041F6F9 68 02000000 push 2
0041F6FE <> 68 04000080 push 80000004 ; 文本型(基本数据类型)
0041F703 6A 00 push 0
0041F705 8B45 F4 mov eax,dword ptr ss:[ebp-C]
0041F708 85C0 test eax,eax
0041F70A 75 05 jnz short 脱壳1111.0041F711
0041F70C <> B8 09564000 mov eax,脱壳1111.00405609 ; (常量)
0041F711 50 push eax
0041F712 68 03000000 push 3
0041F717 <> BB 3C010000 mov ebx,13C ; 取文本中间(系统核心支持库)
0041F71C <> E8 AE670000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F721 83C4 28 add esp,28
0041F724 8945 F0 mov dword ptr ss:[ebp-10],eax
0041F727 8B5D F4 mov ebx,dword ptr ss:[ebp-C]
0041F72A 85DB test ebx,ebx
0041F72C 74 09 je short 脱壳1111.0041F737
0041F72E 53 push ebx
0041F72F <> E8 8F670000 call 脱壳1111.00425EC3 ; 销毁从堆上分配到的内存(调用8号服务)
0041F734 83C4 04 add esp,4
0041F737 8B45 F0 mov eax,dword ptr ss:[ebp-10]
0041F73A 50 push eax
0041F73B 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F73E 8B1B mov ebx,dword ptr ds:[ebx]
0041F740 85DB test ebx,ebx
0041F742 74 09 je short 脱壳1111.0041F74D
0041F744 53 push ebx
0041F745 <> E8 79670000 call 脱壳1111.00425EC3 ; 销毁从堆上分配到的内存(调用8号服务)
0041F74A 83C4 04 add esp,4
0041F74D 58 pop eax
0041F74E 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F751 8903 mov dword ptr ds:[ebx],eax
0041F753 8B1D 78529500 mov ebx,dword ptr ds:[955278]
0041F759 E8 B9C5FFFF call 脱壳1111.0041BD17
0041F75E B8 01000000 mov eax,1
0041F763 3BC1 cmp eax,ecx
0041F765 7C 0D jl short 脱壳1111.0041F774
0041F767 68 01000000 push 1
0041F76C <> E8 64670000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F771 83C4 04 add esp,4
0041F774 C1E0 02 shl eax,2
0041F777 03D8 add ebx,eax
0041F779 895D FC mov dword ptr ss:[ebp-4],ebx
0041F77C <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F781 6A 00 push 0
0041F783 68 FDF9BA3A push 3ABAF9FD
0041F788 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F78D 6A 00 push 0
0041F78F FF35 7C529500 push dword ptr ds:[95527C]
0041F795 68 02000000 push 2
0041F79A <> BB CC000000 mov ebx,0CC ; 位异或(系统核心支持库)
0041F79F <> E8 2B670000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F7A4 83C4 1C add esp,1C
0041F7A7 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F7AC 6A 00 push 0
0041F7AE 50 push eax
0041F7AF 68 01000000 push 1
0041F7B4 <> BB D4010000 mov ebx,1D4 ; 取十六进制文本(系统核心支持库)
0041F7B9 <> E8 11670000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F7BE 83C4 10 add esp,10
0041F7C1 8945 F4 mov dword ptr ss:[ebp-C],eax
0041F7C4 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F7C9 6A 00 push 0
0041F7CB 68 06000000 push 6
0041F7D0 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F7D5 6A 00 push 0
0041F7D7 68 02000000 push 2
0041F7DC <> 68 04000080 push 80000004 ; 文本型(基本数据类型)
0041F7E1 6A 00 push 0
0041F7E3 8B45 F4 mov eax,dword ptr ss:[ebp-C]
0041F7E6 85C0 test eax,eax
0041F7E8 75 05 jnz short 脱壳1111.0041F7EF
0041F7EA <> B8 09564000 mov eax,脱壳1111.00405609 ; (常量)
0041F7EF 50 push eax
0041F7F0 68 03000000 push 3
0041F7F5 <> BB 3C010000 mov ebx,13C ; 取文本中间(系统核心支持库)
0041F7FA <> E8 D0660000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F7FF 83C4 28 add esp,28
0041F802 8945 F0 mov dword ptr ss:[ebp-10],eax
0041F805 8B5D F4 mov ebx,dword ptr ss:[ebp-C]
0041F808 85DB test ebx,ebx
0041F80A 74 09 je short 脱壳1111.0041F815
0041F80C 53 push ebx
0041F80D <> E8 B1660000 call 脱壳1111.00425EC3 ; 销毁从堆上分配到的内存(调用8号服务)
0041F812 83C4 04 add esp,4
0041F815 8B45 F0 mov eax,dword ptr ss:[ebp-10]
0041F818 50 push eax
0041F819 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F81C 8B1B mov ebx,dword ptr ds:[ebx]
0041F81E 85DB test ebx,ebx
0041F820 74 09 je short 脱壳1111.0041F82B
0041F822 53 push ebx
0041F823 <> E8 9B660000 call 脱壳1111.00425EC3 ; 销毁从堆上分配到的内存(调用8号服务)
0041F828 83C4 04 add esp,4
0041F82B 58 pop eax
0041F82C 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F82F 8903 mov dword ptr ds:[ebx],eax
0041F831 8B1D 78529500 mov ebx,dword ptr ds:[955278]
0041F837 E8 DBC4FFFF call 脱壳1111.0041BD17 ; 字节集相加
0041F83C B8 02000000 mov eax,2
0041F841 3BC1 cmp eax,ecx
0041F843 7C 0D jl short 脱壳1111.0041F852
0041F845 68 01000000 push 1
0041F84A <> E8 86660000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F84F 83C4 04 add esp,4
0041F852 C1E0 02 shl eax,2
0041F855 03D8 add ebx,eax
0041F857 895D FC mov dword ptr ss:[ebp-4],ebx
0041F85A <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F85F 6A 00 push 0
0041F861 68 608A0733 push 33078A60
0041F866 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F86B 6A 00 push 0
0041F86D FF35 7C529500 push dword ptr ds:[95527C]
0041F873 68 02000000 push 2
0041F878 <> BB CC000000 mov ebx,0CC ; 位异或(系统核心支持库)
0041F87D <> E8 4D660000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F882 83C4 1C add esp,1C
0041F885 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F88A 6A 00 push 0
0041F88C 50 push eax
0041F88D 68 01000000 push 1
0041F892 <> BB D4010000 mov ebx,1D4 ; 取十六进制文本(系统核心支持库)
0041F897 <> E8 33660000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F89C 83C4 10 add esp,10
0041F89F 8945 F4 mov dword ptr ss:[ebp-C],eax
0041F8A2 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F8A7 6A 00 push 0
0041F8A9 68 05000000 push 5
0041F8AE <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F8B3 6A 00 push 0
0041F8B5 68 02000000 push 2
0041F8BA <> 68 04000080 push 80000004 ; 文本型(基本数据类型)
0041F8BF 6A 00 push 0
0041F8C1 8B45 F4 mov eax,dword ptr ss:[ebp-C]
0041F8C4 85C0 test eax,eax
0041F8C6 75 05 jnz short 脱壳1111.0041F8CD
0041F8C8 <> B8 09564000 mov eax,脱壳1111.00405609 ; (常量)
0041F8CD 50 push eax
0041F8CE 68 03000000 push 3
0041F8D3 <> BB 3C010000 mov ebx,13C ; 取文本中间(系统核心支持库)
0041F8D8 <> E8 F2650000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F8DD 83C4 28 add esp,28
0041F8E0 8945 F0 mov dword ptr ss:[ebp-10],eax
0041F8E3 8B5D F4 mov ebx,dword ptr ss:[ebp-C]
0041F8E6 85DB test ebx,ebx
0041F8E8 74 09 je short 脱壳1111.0041F8F3
0041F8EA 53 push ebx
0041F8EB <> E8 D3650000 call 脱壳1111.00425EC3 ; 销毁从堆上分配到的内存(调用8号服务)
0041F8F0 83C4 04 add esp,4
0041F8F3 8B45 F0 mov eax,dword ptr ss:[ebp-10]
0041F8F6 50 push eax
0041F8F7 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F8FA 8B1B mov ebx,dword ptr ds:[ebx]
0041F8FC 85DB test ebx,ebx
0041F8FE 74 09 je short 脱壳1111.0041F909
0041F900 53 push ebx
0041F901 <> E8 BD650000 call 脱壳1111.00425EC3 ; 销毁从堆上分配到的内存(调用8号服务)
0041F906 83C4 04 add esp,4
0041F909 58 pop eax
0041F90A 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F90D 8903 mov dword ptr ds:[ebx],eax
0041F90F 8B1D 78529500 mov ebx,dword ptr ds:[955278]
0041F915 E8 FDC3FFFF call 脱壳1111.0041BD17
0041F91A B8 03000000 mov eax,3
0041F91F 3BC1 cmp eax,ecx
0041F921 7C 0D jl short 脱壳1111.0041F930
0041F923 68 01000000 push 1
0041F928 <> E8 A8650000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F92D 83C4 04 add esp,4
0041F930 C1E0 02 shl eax,2
0041F933 03D8 add ebx,eax
0041F935 895D FC mov dword ptr ss:[ebp-4],ebx
0041F938 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F93D 6A 00 push 0
0041F93F 68 50477D30 push 307D4750
0041F944 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F949 6A 00 push 0
0041F94B FF35 7C529500 push dword ptr ds:[95527C]
0041F951 68 02000000 push 2
0041F956 <> BB CC000000 mov ebx,0CC ; 位异或(系统核心支持库)
0041F95B <> E8 6F650000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F960 83C4 1C add esp,1C
0041F963 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F968 6A 00 push 0
0041F96A 50 push eax
0041F96B 68 01000000 push 1
0041F970 <> BB D4010000 mov ebx,1D4 ; 取十六进制文本(系统核心支持库)
0041F975 <> E8 55650000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F97A 83C4 10 add esp,10
0041F97D 8945 F4 mov dword ptr ss:[ebp-C],eax
0041F980 <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F985 6A 00 push 0
0041F987 68 06000000 push 6
0041F98C <> 68 01030080 push 80000301 ; 整数型(基本数据类型)
0041F991 6A 00 push 0
0041F993 68 02000000 push 2
0041F998 <> 68 04000080 push 80000004 ; 文本型(基本数据类型)
0041F99D 6A 00 push 0
0041F99F 8B45 F4 mov eax,dword ptr ss:[ebp-C]
0041F9A2 85C0 test eax,eax
0041F9A4 75 05 jnz short 脱壳1111.0041F9AB
0041F9A6 <> B8 09564000 mov eax,脱壳1111.00405609 ; (常量)
0041F9AB 50 push eax
0041F9AC 68 03000000 push 3
0041F9B1 <> BB 3C010000 mov ebx,13C ; 取文本中间(系统核心支持库)
0041F9B6 <> E8 14650000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F9BB 83C4 28 add esp,28
0041F9BE 8945 F0 mov dword ptr ss:[ebp-10],eax
0041F9C1 8B5D F4 mov ebx,dword ptr ss:[ebp-C]
0041F9C4 85DB test ebx,ebx
0041F9C6 74 09 je short 脱壳1111.0041F9D1
0041F9C8 53 push ebx
0041F9C9 <> E8 F5640000 call 脱壳1111.00425EC3 ; 销毁从堆上分配到的内存(调用8号服务)
0041F9CE 83C4 04 add esp,4
0041F9D1 8B45 F0 mov eax,dword ptr ss:[ebp-10]
0041F9D4 50 push eax
0041F9D5 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F9D8 8B1B mov ebx,dword ptr ds:[ebx]
0041F9DA 85DB test ebx,ebx
0041F9DC 74 09 je short 脱壳1111.0041F9E7
0041F9DE 53 push ebx
0041F9DF <> E8 DF640000 call 脱壳1111.00425EC3 ; 销毁从堆上分配到的内存(调用8号服务)
0041F9E4 83C4 04 add esp,4
0041F9E7 58 pop eax
0041F9E8 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F9EB 8903 mov dword ptr ds:[ebx],eax
0041F9ED 8BE5 mov esp,ebp
0041F9EF 5D pop ebp
0041F9F0 C3 retn
分别机器码与常量 XOR 然后取其中的一部分参与运算
并把结果放到一个数组(结构)里面。即:
.版本 2
注册码.a = 取文本中间 (取十六进制文本 (位异或 (355189333, 机器码)), 2, 4)
注册码.b = 取文本中间 (取十六进制文本 (位异或 (985332221, 机器码)), 2, 6)
注册码.c = 取文本中间 (取十六进制文本 (位异或 (856132192, 机器码)), 2, 5)
注册码.d = 取文本中间 (取十六进制文本 (位异或 (813516624, 机器码)), 2, 6)
代码就是这样
继续:
0041F3BA E8 AD020000 call 脱壳1111.0041F66C ; 得到变换后的机器吗
0041F3BF 6A 00 push 0
0041F3C1 6A 00 push 0
0041F3C3 6A 00 push 0
0041F3C5 <> 68 04000080 push 80000004 ; 文本型(基本数据类型)
0041F3CA 6A 00 push 0
0041F3CC <> 68 B35B4000 push 脱壳1111.00405BB3 ; -(常量)
0041F3D1 <> 68 04000080 push 80000004 ; 文本型(基本数据类型)
0041F3D6 6A 00 push 0
0041F3D8 8B5D 08 mov ebx,dword ptr ss:[ebp+8]
0041F3DB 8B03 mov eax,dword ptr ds:[ebx]
0041F3DD 85C0 test eax,eax
0041F3DF 75 05 jnz short 脱壳1111.0041F3E6
0041F3E1 <> B8 09564000 mov eax,脱壳1111.00405609 ; (常量)
0041F3E6 50 push eax
0041F3E7 68 03000000 push 3
0041F3EC <> BB 90010000 mov ebx,190 ; 分割文本(系统核心支持库)
0041F3F1 <> E8 D96A0000 call 脱壳1111.00425ECF ; 调用核心支持库命令(调用3号服务)
0041F3F6 83C4 28 add esp,28
0041F3F9 8945 F8 mov dword ptr ss:[ebp-8],eax
0041F3FC 8B45 F8 mov eax,dword ptr ss:[ebp-8]
0041F3FF 50 push eax
0041F400 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F403 53 push ebx
0041F404 8B0B mov ecx,dword ptr ds:[ebx]
0041F406 83C3 04 add ebx,4
0041F409 85C9 test ecx,ecx
0041F40B 74 11 je short 脱壳1111.0041F41E
0041F40D 8B03 mov eax,dword ptr ds:[ebx]
0041F40F 83C3 04 add ebx,4
0041F412 49 dec ecx
0041F413 74 05 je short 脱壳1111.0041F41A
0041F415 0FAF03 imul eax,dword ptr ds:[ebx]
0041F418 ^ EB F5 jmp short 脱壳1111.0041F40F
0041F41A 8BC8 mov ecx,eax
0041F41C 85C9 test ecx,ecx
0041F41E 0F84 19000000 je <脱壳1111.销毁从堆上分配到的内存(调用8号服务)>
0041F424 51 push ecx
0041F425 8B03 mov eax,dword ptr ds:[ebx]
0041F427 85C0 test eax,eax
必须将注册码写成XXXX-XXXX-XXXX-XXXX的形式:
0041F451 B8 00000000 mov eax,0 ; 数组成员为0 就Jmp死
0041F456 3BC1 cmp eax,ecx
0041F458 7C 0D jl short 脱壳1111.0041F467
0041F45A 68 01000000 push 1
0041F45F <> E8 716A0000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F464 83C4 04 add esp,4
0041F467 C1E0 02 shl eax,2
0041F46A 03D8 add ebx,eax
0041F46C 895D F8 mov dword ptr ss:[ebp-8],ebx
0041F46F 8B1D 78529500 mov ebx,dword ptr ds:[955278]
0041F475 E8 9DC8FFFF call 脱壳1111.0041BD17
0041F47A B8 00000000 mov eax,0
0041F47F 3BC1 cmp eax,ecx
0041F481 7C 0D jl short 脱壳1111.0041F490
0041F483 68 01000000 push 1
0041F488 <> E8 486A0000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F48D 83C4 04 add esp,4
0041F490 C1E0 02 shl eax,2
0041F493 03D8 add ebx,eax
0041F495 895D F4 mov dword ptr ss:[ebp-C],ebx
0041F498 8B5D F4 mov ebx,dword ptr ss:[ebp-C]
0041F49B 8B03 mov eax,dword ptr ds:[ebx]
0041F49D 50 push eax
0041F49E 8B5D F8 mov ebx,dword ptr ss:[ebp-8]
0041F4A1 FF33 push dword ptr ds:[ebx]
0041F4A3 E8 07D6FFFF call 脱壳1111.0041CAAF
0041F4A8 83C4 08 add esp,8
0041F4AB 83F8 00 cmp eax,0
0041F4AE 0F85 48010000 jnz 脱壳1111.0041F5FC
0041F4B4 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F4B7 E8 5BC8FFFF call 脱壳1111.0041BD17
0041F4BC B8 01000000 mov eax,1
0041F4C1 3BC1 cmp eax,ecx
0041F4C3 7C 0D jl short 脱壳1111.0041F4D2
0041F4C5 68 01000000 push 1
0041F4CA <> E8 066A0000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F4CF 83C4 04 add esp,4
0041F4D2 C1E0 02 shl eax,2
0041F4D5 03D8 add ebx,eax
0041F4D7 895D EC mov dword ptr ss:[ebp-14],ebx
0041F4DA 8B1D 78529500 mov ebx,dword ptr ds:[955278]
0041F4E0 E8 32C8FFFF call 脱壳1111.0041BD17
0041F4E5 B8 01000000 mov eax,1
0041F4EA 3BC1 cmp eax,ecx
0041F4EC 7C 0D jl short 脱壳1111.0041F4FB
0041F4EE 68 01000000 push 1
0041F4F3 <> E8 DD690000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F4F8 83C4 04 add esp,4
0041F4FB C1E0 02 shl eax,2
0041F4FE 03D8 add ebx,eax
0041F500 895D E8 mov dword ptr ss:[ebp-18],ebx
0041F503 8B5D E8 mov ebx,dword ptr ss:[ebp-18]
0041F506 8B03 mov eax,dword ptr ds:[ebx]
0041F508 50 push eax
0041F509 8B5D EC mov ebx,dword ptr ss:[ebp-14]
0041F50C FF33 push dword ptr ds:[ebx]
0041F50E E8 9CD5FFFF call 脱壳1111.0041CAAF
0041F513 83C4 08 add esp,8
0041F516 83F8 00 cmp eax,0
0041F519 0F85 DD000000 jnz 脱壳1111.0041F5FC
0041F51F 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F522 E8 F0C7FFFF call 脱壳1111.0041BD17
0041F527 B8 02000000 mov eax,2
0041F52C 3BC1 cmp eax,ecx
0041F52E 7C 0D jl short 脱壳1111.0041F53D
0041F530 68 01000000 push 1
0041F535 <> E8 9B690000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F53A 83C4 04 add esp,4
0041F53D C1E0 02 shl eax,2
0041F540 03D8 add ebx,eax
0041F542 895D E0 mov dword ptr ss:[ebp-20],ebx
0041F545 8B1D 78529500 mov ebx,dword ptr ds:[955278]
0041F54B E8 C7C7FFFF call 脱壳1111.0041BD17
0041F550 B8 02000000 mov eax,2
0041F555 3BC1 cmp eax,ecx
0041F557 7C 0D jl short 脱壳1111.0041F566
0041F559 68 01000000 push 1
0041F55E <> E8 72690000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F563 83C4 04 add esp,4
0041F566 C1E0 02 shl eax,2
0041F569 03D8 add ebx,eax
0041F56B 895D DC mov dword ptr ss:[ebp-24],ebx
0041F56E 8B5D DC mov ebx,dword ptr ss:[ebp-24]
0041F571 8B03 mov eax,dword ptr ds:[ebx]
0041F573 50 push eax
0041F574 8B5D E0 mov ebx,dword ptr ss:[ebp-20]
0041F577 FF33 push dword ptr ds:[ebx]
0041F579 E8 31D5FFFF call 脱壳1111.0041CAAF
0041F57E 83C4 08 add esp,8
0041F581 83F8 00 cmp eax,0
0041F584 0F85 72000000 jnz 脱壳1111.0041F5FC
0041F58A 8B5D FC mov ebx,dword ptr ss:[ebp-4]
0041F58D E8 85C7FFFF call 脱壳1111.0041BD17
0041F592 B8 03000000 mov eax,3
0041F597 3BC1 cmp eax,ecx
0041F599 7C 0D jl short 脱壳1111.0041F5A8
0041F59B 68 01000000 push 1
0041F5A0 <> E8 30690000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F5A5 83C4 04 add esp,4
0041F5A8 C1E0 02 shl eax,2
0041F5AB 03D8 add ebx,eax
0041F5AD 895D D4 mov dword ptr ss:[ebp-2C],ebx
0041F5B0 8B1D 78529500 mov ebx,dword ptr ds:[955278]
0041F5B6 E8 5CC7FFFF call 脱壳1111.0041BD17
0041F5BB B8 03000000 mov eax,3
0041F5C0 3BC1 cmp eax,ecx
0041F5C2 7C 0D jl short 脱壳1111.0041F5D1
0041F5C4 68 01000000 push 1
0041F5C9 <> E8 07690000 call 脱壳1111.00425ED5 ; 调用Runtime内部异常处理(调用0号服务)
0041F5CE 83C4 04 add esp,4
0041F5D1 C1E0 02 shl eax,2
0041F5D4 03D8 add ebx,eax
0041F5D6 895D D0 mov dword ptr ss:[ebp-30],ebx
0041F5D9 8B5D D0 mov ebx,dword ptr ss:[ebp-30]
0041F5DC 8B03 mov eax,dword ptr ds:[ebx]
0041F5DE 50 push eax
0041F5DF 8B5D D4 mov ebx,dword ptr ss:[ebp-2C]
0041F5E2 FF33 push dword ptr ds:[ebx]
0041F5E4 E8 C6D4FFFF call 脱壳1111.0041CAAF
每一个计算出来的注册码与分割文本比较
call 脱壳1111.0041CAAF其实就是文本数组比较的编译器过程
大家看注册机源代码就明白了。。非常简单。不过要熟悉易语言对结构和数组的一些处理
.版本 2
.子程序 _按钮1_被单击
.局部变量 输出文本, 文本型
机器码 = 到数值 (编辑框1.内容)
.如果真 (机器码 = 0)
信息框 (“无效的数据”, 0, )
返回 ()
.如果真结束
变化机器码 ()
输出文本 = 注册码.a + “-” + 注册码.b + “-” + 注册码.c + “-” + 注册码.d
编辑框2.内容 = 输出文本
.子程序 变化机器码
.局部变量 输出, 文本型
注册码.a = 取文本中间 (取十六进制文本 (位异或 (355189333, 机器码)), 2, 4)
注册码.b = 取文本中间 (取十六进制文本 (位异或 (985332221, 机器码)), 2, 6)
注册码.c = 取文本中间 (取十六进制文本 (位异或 (856132192, 机器码)), 2, 5)
注册码.d = 取文本中间 (取十六进制文本 (位异或 (813516624, 机器码)), 2, 6)
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