RE: MSBLASTER Infecting despite 03-026 patch?

From: Jordan Wiens (jwiensat_private)
Date: Tue Aug 12 2003 - 07:36:09 PDT

  • Next message: David.Pavoneat_private: "RE: msblast.exe available"

    There are some known issues when the checking mechanism relies on the
    registry to verify the check.  See Paul Schmehl's post on full-disclosure
    for a bit more details:
    http://marc.theaimsgroup.com/?l=full-disclosure&m=105960468505722&w=2
    
    -- 
    Jordan Wiens, CISSP
    UF Network Incident Response Team
    (352)392-2061
    
    On Tue, 12 Aug 2003, Carter, Mike wrote:
    
    > This is something that really worries me, I've heard it to.
    > Also I am getting conflicting results when scanning for the patch
    > installation. I've been using MBSA, GFI LANguard and Retina which all
    > tell me something different.
    > Which one should I trust??
    > Or is there something else I should be using?
    >
    > Thanks
    > Mike
    >
    > -----Original Message-----
    > From: Charles Hamby [mailto:fixerat_private]
    > Sent: Tuesday, August 12, 2003 5:13 PM
    > To: incidentsat_private
    > Subject: MSBLASTER Infecting despite 03-026 patch?
    >
    >
    > I have seen, and have heard other reports of, msblaster.exe worm
    > infecting a Windows computer that had the proper KB patch specified by
    > the 03-026 advisory.  In the instance I personally saw it was a Windows
    > XP Professional workstation that was completely patched.  The person who
    > used the workstation was surprised that they were infected since they
    > has applied the patch and I verified (via Add/Remove Programs) that they
    > did, indeed have the proper patch applied.  I checked with my parent
    > organization and they had been receiving sporadic reports of patched
    > machines being infected despite being patched.  Unfortunately I removed
    > the worm from the computer without copying it so I don't have a backup
    > of it for analysis.
    >
    >
    >
    > Has anyone else been seeing this phenomenon or do they have any idea why
    > this might have or might be happening? I know for a fact the patch that
    > was used came straight from Microsoft so I don't suspect a faulty patch.
    >
    >
    > Charles Hamby
    >
    >
    > ------------------------------------------------------------------------
    > ---
    > ------------------------------------------------------------------------
    > ----
    >
    >
    > ---------------------------------------------------------------------------
    > ----------------------------------------------------------------------------
    >
    
    ---------------------------------------------------------------------------
    ----------------------------------------------------------------------------
    



    This archive was generated by hypermail 2b30 : Tue Aug 12 2003 - 16:48:30 PDT