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HTML attachments in phishing e-mails

May 16, 2022

The use of embedded HTML documents in phishing e-mails is a standard technique employed by cybercriminals. It does away with the need to put links in the e-mail body, which antispam engines and e-mail antiviruses usually detect with ease. HTML offers more possibilities than e-mail for camouflaging phishing content.

There are two main types of HTML attachments that cybercriminals use: HTML files with a link to a fake website or a full-fledged phishing page. In the first case, the attackers can not only hide a link in the file, but also automatically redirect the user to the fraudulent site when they open this file.

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