rec.autos.simulators

If you're worried about getting hacked....

Don Burnett

If you're worried about getting hacked....

by Don Burnett » Tue, 08 May 2001 11:03:23


I have now received a total of 9 alerts since installing it about 3.5 hours
ago. A couple of those alerts were where the specific ip had tried pinging
me multiple times. Very interesting. Makes me wonder what all has gone on
before I had a firewall.
I hope having the firewall doesn't degrade my online racing quality.

Don Burnette

Dave Henri

If you're worried about getting hacked....

by Dave Henri » Tue, 08 May 2001 12:08:31

  Don have you used the process viewer to see if any rogue programs running
in the background?
dave henrie



> > Yes it's normal Don, but it's not really "hacking".  You see, most of
the
> > script kiddies (because they aren't really hackers, just kids thinking
> they
> > are hackers) do that.  It's like going to somebody's house and testing
the
> > door knob.  If it's locked, they move to the next house.  If not, then
> they
> > have a potential case of a non-safe computer.  They are just sending you
> > packets, it is not illegal.

> > Zone Alarm protects you against that because it/you decide what port
(door
> > knob) you want to leave open and which one you want locked up.  They do
it
> > all the time, I receive in average 10-12 alerts per day.  Sometimes
more,
> > sometimes less.  Unless you are not safe (check out grc.com which itself
> > just had a Dos lol), you shouldn't pay attention to them.

> I have now received a total of 9 alerts since installing it about 3.5
hours
> ago. A couple of those alerts were where the specific ip had tried pinging
> me multiple times. Very interesting. Makes me wonder what all has gone on
> before I had a firewall.
> I hope having the firewall doesn't degrade my online racing quality.

> Don Burnette

Don Burnett

If you're worried about getting hacked....

by Don Burnett » Tue, 08 May 2001 13:51:07

This is what I show running using system information.
Anything look odd here?

Kernel32.dll 4.10.1998 Microsoft Corporation Win32 Kernel core component
C:\WINDOWS\SYSTEM\Kernel32.dll 4.3 Microsoft(R) Windows(R) Operating System
MSGSRV32.EXE 4.10.1998 Microsoft Corporation Windows 32-bit VxD Message
Server C:\WINDOWS\SYSTEM\MSGSRV32.EXE 4.0 Microsoft(R) Windows(R) Operating
System
Mprexe.exe 4.10.1998 Microsoft Corporation WIN32 Network Interface Service
Process C:\WINDOWS\SYSTEM\Mprexe.exe 4.0 Microsoft(R) Windows(R) Operating
System
Vsmon.exe 2.6.88 Zone Labs Inc. TrueVector Service
C:\WINDOWS\SYSTEM\ZONELABS\Vsmon.exe 4.0 TrueVector Service
Minilog.exe 2.6.88 Zone Labs Inc. TrueVector Basic Alert Logger
C:\WINDOWS\SYSTEM\ZONELABS\Minilog.exe 4.0 ZoneAlarm
MMTASK.TSK 4.03.1998 Microsoft Corporation Multimedia background task
support module C:\WINDOWS\SYSTEM\MMTASK.TSK 4.0 Microsoft Windows
Explorer.exe 4.72.3110.1 Microsoft Corporation Windows Explorer
C:\WINDOWS\Explorer.exe 4.0 Microsoft(R) Windows NT(R) Operating System
Rpcss.exe 4.71.2900 Microsoft Corporation Distributed COM Services
C:\WINDOWS\SYSTEM\Rpcss.exe 4.0 Microsoft(R) Windows NT(TM) Operating System
Systray.exe 4.10.1998 Microsoft Corporation System Tray Applet
C:\WINDOWS\SYSTEM\Systray.exe 4.0 Microsoft(R) Windows(R) Operating System
Zonealarm.exe 2.6.88 Zone Labs Inc. ZoneAlarm C:\PROGRAM FILES\ZONE
LABS\ZONEALARM\Zonealarm.exe 4.0 ZoneAlarm
Pstores.exe 5.00.1877.3 Microsoft Corporation Protected storage server
C:\WINDOWS\SYSTEM\Pstores.exe 4.0 Microsoft(R) Windows NT(R) Operating
System
Ddhelp.exe 4.08.00.0400 Microsoft Corporation Microsoft DirectX Helper
C:\WINDOWS\SYSTEM\Ddhelp.exe 4.0 Microsoft? DirectX for Windows?  95 and 98
Msinfo32.exe 4.10.2222 Microsoft Corporation MSInfo32 C:\PROGRAM
FILES\COMMON FILES\MICROSOFT SHARED\MSINFO\Msinfo32.exe 4.0 Microsoft System
Information

--
Don Burnette
D Burnette in N4

Some people do nothing wrong.
The problem is, they do nothing.
And THAT is wrong.


>   Don have you used the process viewer to see if any rogue programs
running
> in the background?
> dave henrie




> > > Yes it's normal Don, but it's not really "hacking".  You see, most of
> the
> > > script kiddies (because they aren't really hackers, just kids thinking
> > they
> > > are hackers) do that.  It's like going to somebody's house and testing
> the
> > > door knob.  If it's locked, they move to the next house.  If not, then
> > they
> > > have a potential case of a non-safe computer.  They are just sending
you
> > > packets, it is not illegal.

> > > Zone Alarm protects you against that because it/you decide what port
> (door
> > > knob) you want to leave open and which one you want locked up.  They
do
> it
> > > all the time, I receive in average 10-12 alerts per day.  Sometimes
> more,
> > > sometimes less.  Unless you are not safe (check out grc.com which
itself
> > > just had a Dos lol), you shouldn't pay attention to them.

> > I have now received a total of 9 alerts since installing it about 3.5
> hours
> > ago. A couple of those alerts were where the specific ip had tried
pinging
> > me multiple times. Very interesting. Makes me wonder what all has gone
on
> > before I had a firewall.
> > I hope having the firewall doesn't degrade my online racing quality.

> > Don Burnette

Thom j

If you're worried about getting hacked....

by Thom j » Tue, 08 May 2001 13:58:19

I am back to ZA Pro too & I forgot just how many alerts I got
before! I'm really glad this thread started.. Thanx who'ever did
it??.....Cheers Thom_j.


<snipped>
| I have now received a total of 9 alerts since installing it about 3.5
hours
| ago. A couple of those alerts were where the specific ip had tried pinging
| me multiple times. Very interesting. Makes me wonder what all has gone on
| before I had a firewall.
| I hope having the firewall doesn't degrade my online racing quality.
|
|
| Don Burnette
|
|

Mart

If you're worried about getting hacked....

by Mart » Tue, 08 May 2001 16:24:00


>After reading this thread, I downloaded and installed the free version
>of Zone Alarm.
>I have had it installed for about an hour, and already have received 4
>alerts of different ip addresses that were blocked trying to access my
>computer through the internet.
>Is this normal?  Would this be hackers trying to get into my system? I'm
>just wondering what's been happening up until I installed Zone Alarm/

Most of this is probably just "background radiation".
Pings and other connection attempts are the normal way internet
communication works. A client asks the server whether it is offering a
service by sending a connection request on a specific port (e.g.
http=port 80). Pings are used to check whether a machine is still alive.

If your machine doesn't have software listening on that port to provide
service (e.g. a web server) it replies that this port is closed: "this
service is not available here". No harm done with or without firewall.

If you have a dynamic ip, you might be getting old returns from the
previous owner of that ip.

If you're getting requests on ports that usually don't belong to a
standard service but a known trojan - then it's probably someone scanning
the net for computers with that trojan. However if you don't have this
trojan "installed" on your system there's still no danger - your system
simply ignores those requests. Don't be too quick to report those
"offenders" more often than not they're victims themselves or the ip is
spoofed.

If you're getting A LOT requests for a specific port/trojan it's probably
a good idea to check your HD for this trojan - again with a dynamic ip
you might have someones ip who had that trojan.

In short: don't worry too much about those alerts - if you have no trojan
on your system you'd be safe even without a firewall.

Martin

George Lewi

If you're worried about getting hacked....

by George Lewi » Tue, 08 May 2001 19:41:46

What OS are you running? I think WinME will restore it (if it works
properly - not sure). W2K Pro should be able to be fixed as well with
recovery console.  My guess at that point is to extract the file(s)
from the cab files and copy them into place via DOS (if using FAT or
FAT32 file systems).  then when everything is patched up, backup stuff
and reinstall the OS



>  When the hacker ***y-trapped my system, my NOD32 virus checker caught it.
>Unfortunately, I didn't have it up and running after updating my system.
>Even if the virus checker had been active, I don't think I could have
>prevented it once the hacker got into my system.  I have some very unkind
>words for that individual if we ever meet.   Nod32 found the virus and said
>it couldn't fix it...but saved it so I could email it to the Nod32
>programmers.  What the virus did was re-assign a windows function to itself
>so that when I removed the file all my windows programs quit working.  i.e.
>I couldn't open Windows Explorer because such & such a file was missing.  I
>couldn't email because the file was missing.  I couldn't even shut down or
>reboot because the file was  missing.


>> Well, the problem with virus checkers are that they are "stupid" -
>> they only check for known situations and conditions.  I have yet to
>> see an intelligent one that can look at something and say "hey! this
>> doesn't look right!"  if it fits the conditions, it gets marked.  but

George Lewi

If you're worried about getting hacked....

by George Lewi » Tue, 08 May 2001 19:42:49

Yeah, I forgot to mention that as well - Windows is really just a big
database called the registry. make sure you clean that up. another
reason why reinstall the OS (after an FDISK or reformatting of the
drive) is the best way to go.




>>   When the hacker ***y-trapped my system, my NOD32 virus checker caught it.
>> Unfortunately, I didn't have it up and running after updating my system.
>> Even if the virus checker had been active, I don't think I could have
>> prevented it once the hacker got into my system.  I have some very unkind
>> words for that individual if we ever meet.   Nod32 found the virus and said
>> it couldn't fix it...but saved it so I could email it to the Nod32
>> programmers.  What the virus did was re-assign a windows function to itself
>> so that when I removed the file all my windows programs quit working.  i.e.
>> I couldn't open Windows Explorer because such & such a file was missing.  I
>> couldn't email because the file was missing.  I couldn't even shut down or
>> reboot because the file was  missing.

>LOL!  Eeerrrmmm...hate to tell you this, Dave...  ;]

>Remember when I said search the registry for the trojan?  What they had done
>was map shell extensions to executables to the trojan, then everytime you ran a program,
>it attempted to restart the trojan.  Very common practice with trojans, it insures
>that other methods of restarting the trojan don't fail.

>Cheers!

George Lewi

If you're worried about getting hacked....

by George Lewi » Tue, 08 May 2001 19:44:30

should and do are 2 different things.  the main point I'm trying to
get across is not that virus checkers are a waste of time - you have
to be diligent - make sure you have the latest updates for them.
don't rely totally on the virus checker to bail you out.  



>On Sun, 06 May 2001 12:45:25 GMT, George Lewis

>>Well, the problem with virus checkers are that they are "stupid" -
>>they only check for known situations and conditions.  I have yet to
>>see an intelligent one that can look at something and say "hey! this
>>doesn't look right!"  if it fits the conditions, it gets marked.  but
>>the problem is that most new viruses haven't been "defined" yet so the
>>stupid virus checker lets the files go on through.

>Most so called new viruses are not new, just different variations of
>an old virus so a good virus checker should pick up on them.

George Lewi

If you're worried about getting hacked....

by George Lewi » Tue, 08 May 2001 19:45:20

Happy99 for example, came in email.  It messes up your winsock.dll -
have fun getting that fixed!

On Sun, 06 May 2001 16:41:52 GMT, "Robin"





>SNIP
>> A firewall will not stopping trojans from infecting your system at all.
>> It might have difficulties reporting your data to someone but that does't
>> stop a trojan from doing anything to your system. Since trojans -once
>> installed- have the same rights as any other program they can do pretty
>> much the same things you can do - e.g. disable your (software) firewall,
>> send emails, read/format your disk, etc.

>> The ONLY way to be safe is to prevent trojans (and other nasties) from
>> getting onto your system, i.e. don't install software of questionable
>> origin, use an email client without all the fancy automation stuff,
>> browse with the highest possible security settings, etc. Also check for
>> secutity updates for your programs/OS. The best way is of course to store
>> sensible data on an extra machine that connects to the net only when
>> absolutly neccessary.

>Ummm, you mean "software of a questionable origin" such as warez?!? Hee hee
>hee, serves them right for dl'ing it in the first place!

George Lewi

If you're worried about getting hacked....

by George Lewi » Tue, 08 May 2001 19:49:15

The firewall will only degrade your online racing in 1 way really -
either you'll be able to race or you won't - in which case you have
blocked the port! :)

yeah - there's all sorts of stuff going on out there. scary isn't it?
remember, they're just checking to see if anyone is home.  normally
your PC will respond to certain ports, but the firewall silences them.
You see, hackers don't know what's at that ip address - it could be a
router, a computer, a gateway, many different things - or nothing at
all.  It's when they get replies that make them curious.





>> Yes it's normal Don, but it's not really "hacking".  You see, most of the
>> script kiddies (because they aren't really hackers, just kids thinking
>they
>> are hackers) do that.  It's like going to somebody's house and testing the
>> door knob.  If it's locked, they move to the next house.  If not, then
>they
>> have a potential case of a non-safe computer.  They are just sending you
>> packets, it is not illegal.

>> Zone Alarm protects you against that because it/you decide what port (door
>> knob) you want to leave open and which one you want locked up.  They do it
>> all the time, I receive in average 10-12 alerts per day.  Sometimes more,
>> sometimes less.  Unless you are not safe (check out grc.com which itself
>> just had a Dos lol), you shouldn't pay attention to them.

>I have now received a total of 9 alerts since installing it about 3.5 hours
>ago. A couple of those alerts were where the specific ip had tried pinging
>me multiple times. Very interesting. Makes me wonder what all has gone on
>before I had a firewall.
>I hope having the firewall doesn't degrade my online racing quality.

>Don Burnette

Steve Garrot

If you're worried about getting hacked....

by Steve Garrot » Thu, 10 May 2001 00:05:15

But, Linksys allows you to log all out/in going trafic. It would be
easy to locate a program accessing the internet. I look at logs daily
to see if there is any odd activity. I used to use ZoneAlarm, but I
found that it had some bugs and its inability to work with VROC on my
computer made it a pain.

Anyone know why some games try to talk to the internet, when you run
them?

SLG



>> Jan, would you recommend firewall software on top of a hardware
>> firewall built into a broadband router, such as the products from
>> Linksys, SMC, and Netgear?

>Definitely.  They (hardware) only protect (and marginally at that) inbound connections, they
>do nothing against a program which has installed itself and is attempting outbound.
>See our writeup in the hardware section for details...

>All the mini-firewall/routers are really just a convenience...they do not provide a really
>solid firewall (as compared to things like Checkpoint, Cisco PIX, ect).  That's not to
>say that they don't work well, but if someone REALLY wanted to attempt to break
>into your system, a Linksys/Netgear/whatever would not stop them...

>Cheers!
>--
>?? Jan Kohl ??
>SECURITY CONSULTANT
>The Pits -  http://www.theuspits.com
>Castle  Graphics - http://www.castlegraphics.com

(All spelling errors are intentional and are there to show new
and improved ways of spelling old words. Grammatical errors are
due to too many English classes/teachers)

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