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Email malware

We’re seeing a significant “spam attached malware” campaign in the past 48 hours with different attachment MD5s. 3305f83abf31fc66fa8f588b35be8eb2 8e3331b64a5884e1ef4f4c8a3d09bc7a The username portion of the email sender is random, using a classic misspelling that has been consistent. Usernames are a single word, followed by a “.”, “_” or “-“, followed by...
The Chepvil malware which comes via email as an attachment is using another trick to spread itself. You may receive an email stating to be from IRS.gov and with the subject line – “IRS Notification Letter”. The email is as shown below: The attachment comes with the name ‘IRS document.rar’....