Re: Did an online scan wondering if I have a virus or remants of headers
From: Pam (pfloresatcharterdotnet)
Date: 03/01/04
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Date: Mon, 1 Mar 2004 14:59:45 -0800
"cquirke (MVP Win9x)" <cquirkenews@nospam.mvps.org> wrote in
message news:3o86409gu5g4pbqkpqqrvlr66it6fmtkuc@4ax.com...
| On Sat, 28 Feb 2004 01:54:38 -0800, "Pam"
<pfloresatcharterdotnet>
| wrote:
|
| >...NAV said it could not clean or delete, and it is not in
| >my quarantine file. Nav logs say basically the same thing.
|
| "Can't clean" means:
|
| 1) The file is 100% malware (common)
| 2) The file is "in use" (i.e. has gone active; bad)
| 3) The file is within a container file
How do I find it, I'm very new at this and don't know how to
do a lot of things.
|
| "Can't detele" means:
|
| 1) The file is "in use" (i.e. has gone active; bad)
| 2) The file is within a container file
|
| Some av may delete the containter; others not.
I also scanned at Panda online and Trend with no viruses
found.
|
| >I ran a scan with NAV, and it shows nothing.
|
| If the malware's active, all bets are potentially off when
it comes to
| scanning within the infected environment. Some malware are
OK for
| this; others pre-empt the attempt by killing the av, some
may hide,
| and some may take punitive action when av attacks them.
|
| If you suspect *active* malware infection, you should really
scan
| formally, i.e. without running any potential malware code in
the
| process. That means booting off something other than the HD
and
| scanning all files using something that was not created from
the
| potentially infected system.
I have Win XP Home, and unfortunately I don't know how to boot
off something other than the HD, unless I was given step by
step instructions.
|
| For systems based on FATxx, that's usually done from DOS
mode.
I don't know how to do this in DOS unless given instructions.
I have FAT32
|
| For systems based on NTFS, no satisfactory solution yet
exists.
|
| >I did an online scan at RAV
|
| Online scans are even less formal than Windows-based av,
so...
Exactly what does less formal mean?
|
| >I'm not having any noticeable computer problems, and I have
| >"all" of the MS patches/fixes, properly configured
firewall,
| >and up to date virus defs. Also, several seconds after the
| >NAV alert my firewall blocked an inbound attempt by Ultor
| >Trojan Horse. Then I decided to run Adaware and found 68
new
| >objects, which is really unusual for me because I generally
| >only get 2-3 new objects on each scan.
|
| You're right to tackle commercial malware with Ad-Aware and
similar
| tools (I like Spybot) as antivirus software generally
ignores these.
| As at February 2004, you can scan for commercial malware
informally;
| they have to "play nice" to maintain plausible deniability,
i.e. stay
| within the lines of "the user consented us to...".
I also run Spybot as well, and don't understand what you mean
by "scan for commercial malware informally" "stay
| within the lines of "the user consented us to...".
|
| Expect this game to get extremely ugly in a post-DRM future.
Sorry again but I don't know what that means either.
|
| >...said it was only a matter of removing these from my dbx
files,
I deleted all news post's and the original Swen and IFrame
Exploit disappeared. I did a second scan at RAV and it now
says those files aren't on my computer.
|
| Container files can be a bloody menace, in that they can
hide malware
| from av scanners. The two biggest container systems that
threaten to
| serve as malware hiding places are System Restore data
(WinME, WinXP)
| and email / new message stores.
I have no problem deleting my email entirely, and I do have
WinXP as mentioned above.
|
| If you want to preserve your email message stores, do this:
|
| 1) Install Eudora
| 2) Set Eudora, Tools, Options, Attachments location
| 3) Import mail into Eudora
| 4) This splits out attachments into the ATTACH location as
files
| 5) This splits out MIME-spoofed into EMBEDDED location as
files
| 6) Virus-scan the ATTACH and EMBEDDED locations, and clean
|
| Now the Eudora copy of the mail data is clean. Eudora
exiles
| MIME-spoofed attachments into EMBEDDED, does not link to
them, and
| does not automatically run them (don't use MS Viewer!).
Eudora links
| to attachments stored as files in ATTACH; once those are
cleaned,
| subsequent access from eudora's links run the clean file.
|
| To manage the malware still hidden in Outbreak, OE, etc. you
can:
|
| a) Forensically back-track, delete corresponding messages
| b) Purge the mail data and import from Eudora (uses "clean"
files)
| c) Purge the mail data and use Eudora instead
|
| Eudora doesn't do news; only Internet email. You'd have to
find some
| other way of dealing with malware hidden in news stores.
How would I delete malware hidden in news stores? I did what
Mike mentioned and that provided me with a clean scan at RAV
however, I wasn't trying to remove PWSteal.TarnoB because it
didn't show up on any scan and I didn't think it was a
problem. I looked for the file using the path given for
PWSteal.TarnoB, and of course I couldn't find it. Your mind
is probably reeling at this point at my lack of knowledge, but
what I don't understand is why don't I have some kind of
symptom for this, and is it possible to get this malware from
opening the post from Papadimoulis? I did not go to the url
for MonCash.net. Also, the last two scans using AdAware and
Spybot were clean--no new objects found.
Your help would be greatly appreciated... But I need really
simplified explanations.
Thanks greatly...
Pam
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