The automated e-mail addresses the recipient by name and says an Bitcoin transaction has been approved, requiring a minimum deposit of $ 250 to get started. The message includes a hidden URL with text that says "create an account". Once this link is clicked, many redirects are made and the user is eventually redirected to the page theverifycheck.com. Once the user reaches the page, a pop-up request appears permission to display notifications from website.
If the user clicks to enable notifications, Allows Adware to run on its device. The users do not understand something, but the site allows monitoring of their activities and display ads and spam.
Abnormal Security added that the scammers used the email marketing provider Constant Contact, who allowed them to deliver the malicious emails to multiple recipients at once. The company said this "requires less effort than spoofing emails and is more effective at deceiving many unsuspecting users".
Ken Liao, chief executive of Abnormal Security, commented: “We have seen in recent months that the weekly volume attacks representing Bitcoin platforms remained relatively stable. However, we saw increased percentage of these impersonations from the end of March to the beginning of May".
He added: "We would advise the organizations and them employees their to have good control over senders and email addresses to ensure that they come from legitimate sources. Do not just trust the name that appears. In addition, we recommend everyone to always check the website URL before logging in".
"Intruders often hide malicious links or host them on separate sites which you can access with secure links. This allows them to bypass the link scanning offered by traditional solutions security e-mail. If the URL looks suspicious, do not enter them credentials and always verify with the IT department of your company ”.