funsec mailing list archives

Re: Webroot Uncovers Thousands of Stolen Identities


From: "Fergie" <fergdawg () netzero net>
Date: Wed, 10 May 2006 00:31:31 GMT

Well, I _do_ have a #4 and it is probably a mash-up of
all three that you outlined.

4) Indeed, 87% probably _is_ highly over-estimated (perhaps for
marketing impact, but that doesn't really matter), but I do
believe that it is higher than 40%-50%.

Remember -- we're talking consumer PC's hanging off of NTL,
Bulldof, Comcast, SBC/AT&T, whatever,.

The reason I say this is pretty darned simple -- people are
too fucking reliant on virus scanners/disinfectors once they
have been had (compromised) to magically fix their problems.

I believe a _very_low_percentage_ of once-infected hosts ever
bother to re-image their machines once they have "cleaned" their
systems, and this is why I believe numbers lie.

Once a machine is pwn3d, even if they "clean" the offensive,
infected suspect files off of their computer -- it sis still
to late. if a mchine is not re-imaged, there is a high likelyhood
that the host now has been fitted with a trojan-downloader bakdoor,
which is used to _____________.

Of course, I have no solid evidence to back my number theory, but
I do have solid first-hand experience in a ~10,000 enterprise
network which has (and probably still does) experience this
phenomenon.

I could go on... :-)

Your thoughts?

- ferg

-- Valdis.Kletnieks () vt edu writes:

On Tue, 09 May 2006 23:37:44 -0000, Fergie said:
Personally, I think we *are* seeing it. Deluges of it.

Every day, week, month, etc, ad nasueum.

Do a back-of-envelope.  600 *million* computers.  Call it half a billion
with spyware.

We're seeing hundreds and thousands of hits per day.  100,000 is all of
0.02% of half a billion.

Even if they took 1% for a ride, that would be 5 million cases of fraud.

One of 3 possibilities:

1) That 87% is waaaay over the top, and 8% is more reasonable.  I don't
buy this for a moment.

2) The spyware community is either inept, or even 1% is enough to make them
all rich enough to not work harder, or the bottleneck is elsewhere - cashout
or similar issues.

3) The spyware community is very cognizant of *exactly* how much fraud
the credit card companies will tolerate, and are good at flying under the
wire....

Take your pick, or suggest a #4.


--
"Fergie", a.k.a. Paul Ferguson
 Engineering Architecture for the Internet
 fergdawg () netzero net or fergdawg () sbcglobal net
 ferg's tech blog: http://fergdawg.blogspot.com/


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