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How to safely open sketchy email?

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  • A
    AndyRH
    last edited by Aug 3, 2023, 6:48 PM

    A read-only VM with very limited access to the internet (to get the email) and Zero (0) access to anything on your network. A packet capture if you care what it is doing.
    Better yet, when in doubt, delete.

    o||||o
    7100-1u

    F 1 Reply Last reply Aug 3, 2023, 7:04 PM Reply Quote 0
    • F
      furom @AndyRH
      last edited by Aug 3, 2023, 7:04 PM

      @AndyRH Thanks. Yes, the delete is normally my first practice. But sometimes they fall in a category where it actually could be something.

      How would I set up a read-only VM? The access part should be the easier part. How should I approach the email? With IMAP or POP? Will it matter at all in this scenario?

      1 Reply Last reply Reply Quote 0
      • A
        AndyRH
        last edited by Aug 3, 2023, 7:07 PM

        Many host programs have an option for a read-only or locked or etc VM. Basically everything you do in the VM is written to a cache file. When you shutdown the VM the cache file is deleted.
        I do not think it matters how you read the email

        o||||o
        7100-1u

        F 1 Reply Last reply Aug 3, 2023, 7:13 PM Reply Quote 0
        • F
          furom @AndyRH
          last edited by Aug 3, 2023, 7:13 PM

          @AndyRH Ok. I will see if I can setup the VM as needed :) Thanks for the help! :)

          1 Reply Last reply Reply Quote 0
          • P
            provels
            last edited by provels Aug 3, 2023, 7:14 PM Aug 3, 2023, 7:13 PM

            In Outlook, I move it to the Junk folder where all links are disabled and are displayed in plain text.

            Peder

            MAIN - pfSense+ 24.11-RELEASE - Adlink MXE-5401, i7, 16 GB RAM, 64 GB SSD. 500 GB HDD for SyslogNG
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            F 1 Reply Last reply Aug 3, 2023, 7:56 PM Reply Quote 0
            • F
              furom @provels
              last edited by Aug 3, 2023, 7:56 PM

              @provels That would have been the easiest way. Unfortunately I don't have Outlook or a client that can access that mailserver. Thanks for the suggestion though :)

              1 Reply Last reply Reply Quote 0
              • S
                stephenw10 Netgate Administrator
                last edited by Aug 3, 2023, 8:28 PM

                Yeah, just open it as plain text. Use a text editor if required.

                F 2 Replies Last reply Aug 3, 2023, 8:32 PM Reply Quote 0
                • F
                  furom @stephenw10
                  last edited by Aug 3, 2023, 8:32 PM

                  @stephenw10 This was unusual... I have it right now on my webmail. I suppose you meant to use the text-editor on a downloaded pop email?

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                  • F
                    furom @stephenw10
                    last edited by Aug 6, 2023, 10:28 AM

                    @stephenw10 Hi Stephen,
                    the mail is on my webmail... I hear that browsers are secure in the way data cannot leave the tab/browser these days but not sure on that. But if true, wouldn't it be ok to just open it where it is? I don't seem to be able to download it as POP for some reason. To a new mailclient it should just look like a new unread email, right?

                    1 Reply Last reply Reply Quote 0
                    • D
                      DKenn
                      last edited by Aug 6, 2023, 11:13 AM

                      Some email clients do support JS, however pretty much any email server will sanitize the HTML and/or reject any messages containing scripts - in other words opening an email on any client or webmail platform should be safe, just don't click on links or download and/or open attachments.

                      F 1 Reply Last reply Aug 6, 2023, 11:26 AM Reply Quote 1
                      • F
                        furom @DKenn
                        last edited by Aug 6, 2023, 11:26 AM

                        @DKenn Thanks, I did find out and it seems to have been ordinary spam, just formatted very well so the filter missed it. All good I hope

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