Win32.FunTime.d virus in cygwin1.dll

Chris Faylor cgf@cygnus.com
Tue Apr 11 09:53:00 GMT 2000


On Tue, Apr 11, 2000 at 09:38:04AM -0700, Powell, Walt - TOP wrote:
>Our sysop has informed me that the file cygwin1.dll contains a virus called
>the Win32.FunTime.d.
>
>I obtained this file from the gzipped file egcs-1.1.1-cygb20.tar.gz,
>obtained from an earlier cygwin download. As far as I can tell, cygwin1.dll
>has not been altered at my site, and if this is true, the virus must have
>originated at the cygnus site.  
>
>I am deeply concerned about this possibility.  Can you provide any
>information or a secure version of cygwin1.dll?

I am not sure why you are sending email to the insight mailing list concerning
a DLL that you extracted from an EGCS tar file downloaded from a non-cygnus
web site.

However, we receive false alarms about this on a regular basis.  There is
one virus-checking package which returns a fals positive on the Cygwin DLL.
That is not to say that it is impossible that your DLL is infected.  I
would try testing it with multiple virus checking packages.  If they all agree
then you probably do have an infected DLL.  You can find a new DLL to download
at http://sourceware.cygnus.com/cygwin/ .

Christopher Faylor
Cygwin Engineering Manager
Cygnus Solutions, a Red Hat company


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