Consumer Threat Notices

Hackers Tee Up a Ransomware Attack for the PGA Ahead of the 2018 Championship

Fore! That’s not a ball hitting the 9th hole, that’s a ransomware attack. You heard correctly – the PGA (Professional Golfers’ Association) was hit with a ransomware attack this week, just days ahead of its annual championship tournament. Specifically, the attack was on the PGA’s computer servers, and is keeping ...

McAfee Labs

GandCrab Ransomware Puts the Pinch on Victims

Update: On August 9 we added our analysis of Versions 4.2.1 and 4.3.  The GandCrab ransomware first appeared in January and has been updated rapidly during its short life. It is the leading ransomware threat. The McAfee Advanced Threat Research team has reverse engineered Versions 4.0 through 4.3 of the ...

Consumer Threat Notices

Ransomware Hits Health Care Once Again, 45,000 Patient Records Compromised in Blue Springs Breach

More and more, ransomware attacks are targeting one specific industry – health care. As detailed in our McAfee Labs Threats Report: March 2018, health care experienced a dramatic 210% overall increase in cyber incidents in 2017. Unfortunately, 2018 is showing no signs of slowing. In fact, just this week it ...

McAfee Labs

What Drives a Ransomware Criminal? CoinVault Developers Convicted in Dutch Court

How often do we get a chance to learn what goes on in the minds of cybercriminals? Two members of McAfee’s Advanced Threat Research team recently did, as they attended a court case against two cybercriminal brothers. The brothers, Dennis and Melvin, faced a judge in Rotterdam, in the Netherlands. ...

McAfee Labs

Syn/Ack Unique Proactive Protection Technique

McAfee’s Advanced Threat Research team has performed analysis on samples of Syn/Ack ransomware implementing Process Doppelgänging.  For those who are concerned about the potential impact of this ransomware but are currently unable to implement McAfee product protections, we have found a simple but interesting alternative method.  Prior to encryption and ...

McAfee Labs

Ransomware Takes Open-Source Path, Encrypts With GNU Privacy Guard

McAfee Labs has recently observed a new variant of ransomware that relies on the open-source program GNU Privacy Guard (GnuPG) to encrypt data. GnuPG is a hybrid-encryption software program that uses a combination of conventional symmetric-key cryptography for speed and public-key cryptography to ease the secure key exchange. Although ransomware ...

McAfee Labs

Necurs Botnet Leads the World in Sending Spam Traffic

In Q4 2017 we found that the Necurs and Gamut botnets comprised 97% of spam botnet traffic. (See the McAfee Labs Threats Report, March 2018.) Necurs (at 60%) is currently the world’s largest spam botnet. The infected computers operate in a peer-to-peer model, with limited communication between the nodes and ...

McAfee Labs

‘McAfee Labs Threats Report’ Examines Cryptocurrency Hijacking, Ransomware, Fileless Malware

Today McAfee published the McAfee Labs Threats Report: March 2018. The report looks into the growth and trends of new malware, ransomware, and other threats in Q4 2017. McAfee Labs saw on average eight new threat samples per second, and the increasing use of fileless malware attacks leveraging Microsoft PowerShell. ...

Family Safety

Can’t Keep Up? 6 Easy Things You Can Do to Keep Your Kids Safe Online

Having a hard time doing what needs to be done to keep your kids safe online? Do you mentally shrink back when you realize you don’t do any of the tips experts so often recommend? Let the guilt go, parent because you are not alone. Family life moves at warp ...

McAfee Labs

Free Ransomware Available on Dark Web

The McAfee Advanced Threat Research team recently analyzed a ransomware-as-a-service threat that is available for free and without registration. This malware was first seen in July 2017 with the extension .shifr. It has now appeared in recent detections with the extension .cypher. Ransomware-as-a-Service Ransomware-as-a-service is a cybercrime economic model that allows ...

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