Tue. Oct 15th, 2019

Sextortion scheme adjustments cryptocurrencies to cowl its tracks

Safety researchers from Cofense have found that cybercriminals have now begun to switch present sextortion scams by demanding cost from victims in cryptocurrencies apart from Bitcoin.

The risk actors behind sextortion scams usually ship an e mail, through which they inform their potential victims that they’ve put in malware on their programs and used it to file them taking a look at grownup content material on-line by way of their webcam. Ransom is often demanded in Bitcoin with the risk that if it isn’t paid, the cybercriminals will ship the movies or pictures they’ve captured to a sufferer’s household and colleagues.

Nevertheless, because the e mail addresses utilized in these scams are sometimes acquired on account of a information breach, cybercriminals will generally embody a consumer’s passwords of their preliminary e mail to make their threats appear extra convincing.

As sextortion scams have turn into extra of a risk, companies have begun to jot down detection instruments to dam these emails which search for key phrases or Bitcoin addresses within the physique of the e-mail. To get round this, cybercriminals switched to attaching PDF paperwork containing their threats.

Avoiding detection

Within the newest wave of sextortion scams, Cofense discovered that cybercriminals at the moment are utilizing a Litecoin pockets tackle versus Bitcoin to assist keep away from detection.

Many Safe E mail Gateways (SEGs) now have guidelines in place to detect Bitcoin addresses in both the physique of an e mail or an connected PDF containing ransom calls for, so these behind these assaults have needed to change their techniques as effectively.

In keeping with Cofense, these new sextortion scams use emails that are written in such a manner that they comprise only a few searchable phrase patterns making them tougher for SEGs to detect.

Along with altering their techniques, cybercriminals have begun to make use of alternate cryptocurrencies apart from Bitcoin to demand ransom funds from victims. Nevertheless, solely a dozen or so cryptocurrencies are straightforward for victims to acquire from giant exchanges. For these sextortion scams to achieve success, victims want to have the ability to simply pay the cybercriminals behind them.

Fortunately, avoiding sextortion scams is sort of easy. Customers can safely ignore these emails as a result of if a cybercriminal actually had entry to an individual’s system, they would supply a lot stronger proof than simply displaying a consumer one in every of their passwords. On the similar time, by checking websites corresponding to haveibeenpwned, customers can see if their e mail tackle has been leaked which might make them extra more likely to turn into a goal of a sextortion rip-off.

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