Re: PDF files containing executables?

2016-03-03 Thread John Hardin
On Thu, 3 Mar 2016, David B Funk wrote: On Thu, 3 Mar 2016, John Hardin wrote: On Thu, 3 Mar 2016, Dianne Skoll wrote: > However, many legitimate PDF files contain Javascript snippets. > Blocking solely on that basis will lead to many FPs. I'd argue the "legitimate" part of that statem

Re: PDF files containing executables?

2016-03-03 Thread David B Funk
On Thu, 3 Mar 2016, John Hardin wrote: On Thu, 3 Mar 2016, Dianne Skoll wrote: On Thu, 3 Mar 2016 13:03:44 -0800 Marc Perkel wrote: Thanks for the response. I'm in the spam filtering business and I'm wondering what I can use (from the command line?) to detect if a PDF has any kind of script

Re: PDF files containing executables?

2016-03-03 Thread David B Funk
On Thu, 3 Mar 2016, Dianne Skoll wrote: On Thu, 3 Mar 2016 13:27:18 -0800 (PST) John Hardin wrote: [Dianne Skoll] However, many legitimate PDF files contain Javascript snippets. Blocking solely on that basis will lead to many FPs. I'd argue the "legitimate" part of that statement... :)

Re: PDF files containing executables?

2016-03-03 Thread Reindl Harald
Am 03.03.2016 um 23:17 schrieb Benny Pedersen: Users should disable javascript or entirely remove software that support stupidity welcome to the real world signature.asc Description: OpenPGP digital signature

Re: PDF files containing executables?

2016-03-03 Thread Benny Pedersen
On 3. mar. 2016 21.26.05 Marc Perkel wrote: A customer of mine inquired about executable viruses inside of PDF files. Is that so? And if it is - is there any way of detecting executables inside of PDF? Google harafa You need to understand jit, each pdf file can contain a mta sending spam Us

Re: PDF files containing executables?

2016-03-03 Thread John Hardin
On Thu, 3 Mar 2016, John Hardin wrote: On Thu, 3 Mar 2016, Dianne Skoll wrote: I had no idea Java could be embedded in PDF... are you sure that's even possible? No idea either, I was just including it because it was mentioned upthread, and greater insanities have happened. I'm not findi

Re: PDF files containing executables?

2016-03-03 Thread John Hardin
On Thu, 3 Mar 2016, Dianne Skoll wrote: I had no idea Java could be embedded in PDF... are you sure that's even possible? No idea either, I was just including it because it was mentioned upthread, and greater insanities have happened. -- John Hardin KA7OHZhttp://www.imp

Re: PDF files containing executables?

2016-03-03 Thread Marc Perkel
On 03/03/16 13:27, John Hardin wrote: On Thu, 3 Mar 2016, Dianne Skoll wrote: On Thu, 3 Mar 2016 13:03:44 -0800 Marc Perkel wrote: Thanks for the response. I'm in the spam filtering business and I'm wondering what I can use (from the command line?) to detect if a PDF has any kind of script

Re: PDF files containing executables?

2016-03-03 Thread Dianne Skoll
On Thu, 3 Mar 2016 13:27:18 -0800 (PST) John Hardin wrote: [Dianne Skoll] > > However, many legitimate PDF files contain Javascript snippets. > > Blocking solely on that basis will lead to many FPs. > I'd argue the "legitimate" part of that statement... :) Well, maybe, but I think you'd lose t

Re: PDF files containing executables?

2016-03-03 Thread John Hardin
On Thu, 3 Mar 2016, Dianne Skoll wrote: On Thu, 3 Mar 2016 13:03:44 -0800 Marc Perkel wrote: Thanks for the response. I'm in the spam filtering business and I'm wondering what I can use (from the command line?) to detect if a PDF has any kind of script attached that would be executable. that

Re: PDF files containing executables?

2016-03-03 Thread Marc Perkel
On 03/03/16 13:15, Dianne Skoll wrote: On Thu, 3 Mar 2016 13:03:44 -0800 Marc Perkel wrote: Thanks for the response. I'm in the spam filtering business and I'm wondering what I can use (from the command line?) to detect if a PDF has any kind of script attached that would be executable. that

Re: PDF files containing executables?

2016-03-03 Thread Dianne Skoll
On Thu, 3 Mar 2016 13:03:44 -0800 Marc Perkel wrote: > Thanks for the response. I'm in the spam filtering business and I'm > wondering what I can use (from the command line?) to detect if a PDF > has any kind of script attached that would be executable. that way I > might block based on what's e

RE: PDF files containing executables?

2016-03-03 Thread Kevin Miller
: PDF files containing executables? A customer of mine inquired about executable viruses inside of PDF files. Is that so? And if it is - is there any way of detecting executables inside of PDF? -- Marc Perkel - Sales/Support supp...@junkemailfilter.com http://www.junkemailfilter.com Junk Email

Re: PDF files containing executables?

2016-03-03 Thread Marc Perkel
On 03/03/16 13:02, David B Funk wrote: On Thu, 3 Mar 2016, Marc Perkel wrote: A customer of mine inquired about executable viruses inside of PDF files. Is that so? And if it is - is there any way of detecting executables inside of PDF? I don't know that PDFs can contain classical ".exe" ty

Re: PDF files containing executables?

2016-03-03 Thread Matthias Leisi
> Thanks for the response. I'm in the spam filtering business and I'm wondering > what I can use (from the command line?) to detect if a PDF has any kind of ClamAV? — Matthias

Re: PDF files containing executables?

2016-03-03 Thread Marc Perkel
ssin.apache.org Subject: PDF files containing executables? A customer of mine inquired about executable viruses inside of PDF files. Is that so? And if it is - is there any way of detecting executables inside of PDF? -- Marc Perkel - Sales/Support supp...@junkemailfilter.com http://www.junkemail

Re: PDF files containing executables?

2016-03-03 Thread David B Funk
On Thu, 3 Mar 2016, Marc Perkel wrote: A customer of mine inquired about executable viruses inside of PDF files. Is that so? And if it is - is there any way of detecting executables inside of PDF? I don't know that PDFs can contain classical ".exe" type executables but they can clearly contai

PDF files containing executables?

2016-03-03 Thread Marc Perkel
A customer of mine inquired about executable viruses inside of PDF files. Is that so? And if it is - is there any way of detecting executables inside of PDF? -- Marc Perkel - Sales/Support supp...@junkemailfilter.com http://www.junkemailfilter.com Junk Email Filter dot com 415-992-3400

Re: PDF files containing executables?

2016-03-03 Thread Reindl Harald
Am 03.03.2016 um 21:25 schrieb Marc Perkel: A customer of mine inquired about executable viruses inside of PDF files. Is that so? And if it is - is there any way of detecting executables inside of PDF? when it's a job for clamav signature.asc Description: OpenPGP digital signature