Virus/Worm question

  • Thread starter Thread starter cjobes
  • Start date Start date
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cjobes

Hi all,

We have a laptop where all Shell programs (cmd, regedit, tastkmgr) don't
run - unless in safe mode. Norton runs but doesn't detect anything. This
happened within the last 2-3 days. Does anybody have an idea which
Virus/Worm could have caused it? We check RUN, RUNONCE and RUNEXE and
couldn't find anything suspicious.

Thanks,

Claus
 
From: "cjobes" <[email protected]>

| Hi all,
|
| We have a laptop where all Shell programs (cmd, regedit, tastkmgr) don't
| run - unless in safe mode. Norton runs but doesn't detect anything. This
| happened within the last 2-3 days. Does anybody have an idea which
| Virus/Worm could have caused it? We check RUN, RUNONCE and RUNEXE and
| couldn't find anything suspicious.
|
| Thanks,
|
| Claus
|


There are anti virus News Groups specifically for this type of discussion.

microsoft.public.scripting.virus.discussion
microsoft.public.security.virus
alt.comp.virus
alt.comp.anti-virus

There are a few...

W32/Nopir -- http://vil.nai.com/vil/content/v_133358.htm
W32/Swen@MM -- http://vil.nai.com/vil/content/v_100662.htm
W32/Navidad@M -- http://vil.nai.com/vil/content/v_98881.htm
Conlock -- http://vil.nai.com/vil/content/v_99308.htm

There may be others as well.

The Swen is the likely culprit.

The following should remove any/all of the above...

Dump the contents of the IE Temporary Internet Folder cache (TIF)
Start --> Settings --> Control Panel --> Internet Options --> Delete Files

Dump the contents of the Mozilla FireFox Cache { if you use FireFox }
Tools --> Options --> Privacy --> Cache --> Clear


Download CLEAN.EXE from the URL --
http://www.ik-cs.com/programs/virtools/clean.exe

It is a self-extracting ZIP file that contains the Kixtart Script Interpreter
{ http://kixtart.org Kixtart is CareWare } three batch files, two Kixtart scripts, two Link
(.lnk) files and a PDF instruction file.

GETFILES.BAT -- For downloading (FTP) the files needed to run the McAfee Command Line
Scanner. You may have to disable your FireWall or allow FTP.EXE to go through your FireWall
to allow the FTP utility to download the needed files

CLEAN.BAT -- For running within Windows after running c:\mcafee\GetFiles.BAT. If you choose
to scan again at a future date, run this batch file. It will automatically check the date
of the McAfee DAT files and if it is a couple of days old, it will download (FTP) the latest
signature files and install them before performing the scan.

DOSCLEAN.BAT -- For use on a Win9x/ME PC or on a Win2K/WinXP PC that is using FAT32 after
you have booted from an Emergency Boot Disk or DOS disk and have already executed;
c:\mcafee\GetFiles.BAT from within Windows. DOS disk boot images can be obtained from;
http://www.bootdisk.com/bootdisk.htm

I need you to perform the following...

Execute; CLEAN.EXE
Choose; Unzip
Choose; Close

Execute; c:\mcafee\GetFiles.BAT
{ or Double-click on 'GetFiles Link' in c:\mcafee }

Reboot the PC into Safe Mode [F8 key during boot]

Shutdown as many applications as possible !
It would also help for you to read - "How to perform a clean boot in Windows XP"
http://support.microsoft.com/kb/310353

Execute; c:\mcafee\CLEAN.BAT
{ or Double-click on 'Clean Link' in c:\mcafee }

A final report in HTML format called C:\mcafee\ScanReport.HTML will be generated. At the
end of the scan, it will be displayed in your browser (Opera, FireFox or Internet Explorer).
It is suggested that you move the report out of c:\mcafee before performing another scan.
It would be a good idea to scan in Safe Mode and in Normal Mode and save a copy of the HTML
report for each session.


* * * Please report back your results * * *
 
Dave,

Thanks for the quick response. I will give it a try with your hunch and if
that doesn't work I will post at one of the virus groups.

Claus
David H. Lipman said:
From: "cjobes" <[email protected]>

| Hi all,
|
| We have a laptop where all Shell programs (cmd, regedit, tastkmgr) don't
| run - unless in safe mode. Norton runs but doesn't detect anything. This
| happened within the last 2-3 days. Does anybody have an idea which
| Virus/Worm could have caused it? We check RUN, RUNONCE and RUNEXE and
| couldn't find anything suspicious.
|
| Thanks,
|
| Claus
|


There are anti virus News Groups specifically for this type of discussion.

microsoft.public.scripting.virus.discussion
microsoft.public.security.virus
alt.comp.virus
alt.comp.anti-virus

There are a few...

W32/Nopir -- http://vil.nai.com/vil/content/v_133358.htm
W32/Swen@MM -- http://vil.nai.com/vil/content/v_100662.htm
W32/Navidad@M -- http://vil.nai.com/vil/content/v_98881.htm
Conlock -- http://vil.nai.com/vil/content/v_99308.htm

There may be others as well.

The Swen is the likely culprit.

The following should remove any/all of the above...

Dump the contents of the IE Temporary Internet Folder cache (TIF)
Start --> Settings --> Control Panel --> Internet Options --> Delete Files

Dump the contents of the Mozilla FireFox Cache { if you use FireFox }
Tools --> Options --> Privacy --> Cache --> Clear


Download CLEAN.EXE from the URL --
http://www.ik-cs.com/programs/virtools/clean.exe

It is a self-extracting ZIP file that contains the Kixtart Script Interpreter
{ http://kixtart.org Kixtart is CareWare } three batch files, two Kixtart scripts, two Link
(.lnk) files and a PDF instruction file.

GETFILES.BAT -- For downloading (FTP) the files needed to run the McAfee Command Line
Scanner. You may have to disable your FireWall or allow FTP.EXE to go through your FireWall
to allow the FTP utility to download the needed files

CLEAN.BAT -- For running within Windows after running
c:\mcafee\GetFiles.BAT. If you choose
to scan again at a future date, run this batch file. It will automatically check the date
of the McAfee DAT files and if it is a couple of days old, it will download (FTP) the latest
signature files and install them before performing the scan.

DOSCLEAN.BAT -- For use on a Win9x/ME PC or on a Win2K/WinXP PC that is using FAT32 after
you have booted from an Emergency Boot Disk or DOS disk and have already executed;
c:\mcafee\GetFiles.BAT from within Windows. DOS disk boot images can be obtained from;
http://www.bootdisk.com/bootdisk.htm

I need you to perform the following...

Execute; CLEAN.EXE
Choose; Unzip
Choose; Close

Execute; c:\mcafee\GetFiles.BAT
{ or Double-click on 'GetFiles Link' in c:\mcafee }

Reboot the PC into Safe Mode [F8 key during boot]

Shutdown as many applications as possible !
It would also help for you to read - "How to perform a clean boot in Windows XP"
http://support.microsoft.com/kb/310353

Execute; c:\mcafee\CLEAN.BAT
{ or Double-click on 'Clean Link' in c:\mcafee }

A final report in HTML format called C:\mcafee\ScanReport.HTML will be generated. At the
end of the scan, it will be displayed in your browser (Opera, FireFox or Internet Explorer).
It is suggested that you move the report out of c:\mcafee before performing another scan.
It would be a good idea to scan in Safe Mode and in Normal Mode and save a copy of the HTML
report for each session.


* * * Please report back your results * * *
 
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