Spam

  • More news on the malicious spam front - we recently received two waves of what appears to be malformed malspam. The first one has 'Supplement payment [Random Number]' for its subject heading, while the other one is passing itself off as a 'Document invoice_[Random number]_sign_and_return.
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  • Ransomware-related spam emails usually use archived attachments to deliver the malware. However, this time, we've found the ransomware Locky to arrive via spam emails that contain HTML attachments.
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  • The Locky ransomware spam campaign appears to be in full force as we find not just one but two new samples of Locky-ridden spammed mails in this report. The first one arrives with the subject 'Emailed Invoice - [Random Number]' while the second one comes with the subject 'New Doc [yyyy-mm-dd] - Page [Random Number]' - subjects brief and terse enough that anyone unware might mistake them as casual business communication and thus legitimate.
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  • Trojan Powmet are arriving as attachments to invoice and efax-related emails. In spoofed invoice mails, .
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  • Ransomware is a common malicious attachment found in spam mail campaigns. In this particular instance, we found samples of two new spam campaigns sporting Locky ransomware making the rounds.
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  • Fake voicemail email notifications with malicious attachments and/or links appear to be in vogue with cybercriminals today, as our engineers have begun to receive samples of this type of spam campaign. Upon further analysis, each one leads to ransomware infection - specifically, Locky ransomware.
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  • A fake invoice spoofing Amazon Marketplace is spreading Locky ransomware. The email contains a message thanking the recipient for their purchase and refers to an attached invoice as proof of purchase.
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  • Fake emails spoofing Herbalife are infecting users with malicious code. The email is an acknowledgement of purchase that includes an attached tax invoice.
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  • Another fake online bill has been spotted and the sample we found is posing to be from a British telecommunications company. The spammed message deceives its recipients by making the email look credible and familiar enough through the company's similar template.
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  • A spam campaign has been discovered to be leveraged by ransomware authors to deceive unwitting users. The spammed message is using the popularity of online shopping giant Amazon to send the recipient a bogus order email that contains various URLs.
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