full-disclosure - interesting trojan found

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From: jtheveno at purdue.edu (Jordan T-H)
Subject: interesting trojan found

I'm fairly sure you can delete it after mounting the partition in either
Minix or Knoppix.


> From: Richard Stevens <richard@...net.co.uk>
> Date: Wed, 20 Oct 2004 17:37:26 +0100
> To: <full-disclosure@...sys.com>
> Subject: [Full-Disclosure] interesting trojan found
> 
> 
> A client had a problem home PC, after removal of all the usual spyware, adware
> and 6 month old viruses,
> 
> there remained an unusual process in the process list, logon.exe, which
> 
> Process Explorer pointed to it being from c:\windows\system32\logon.exe
> 
> it tries to connect to a singnet ip address on port 3175.
> 
> This file appeared almost invisible to the file system in both safe & normal
> mode, which struck me as being unusual.
> 
> You could not delete it, copy it or see it in a directory listing (file not
> found),  but you could execute it directly.
> 
> I eventually got a copy of it by using an NTFS-reader boot disk, and ran it
> through virus total.
> 
> Kaspersky was the only one to recognize it as backdoor.win32.rbot.gen
> 
> Just wondering really
> 
> a: if anyone wants it for study. (off list replies pls, will be sent in
> passworded zip)
> b: anyone know a free boot disk that both reads & writes to NTFS, so I can
> delete it!
> 
> 
> Regards
> 
> Richard
> 
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