dcsimg

A week in security (January 7 – 13)

Last week on the Malwarebytes Labs blog, we took a look at the Ryuk ransomware attack causing trouble over the holidays, as well as a ransom threat for an Irish transportation company. We explored the realm of SSN scams, and looked at what happens when an early warning system is attacked. Other cybersecurity news Password reuse problems. Multiple Reddit accounts reported being locked out after … [Read more...]

Luas data ransom: the hacker who cried wolf?

In a terrible start to the year for Irish tram firm Luas, their site was compromised a week ago and adorned with a stark ransom warning: Click to enlarge You are hacked. Some time ago I wrote that you have serious security holes. You didn’t reply. The next time someone talks to you, press the reply button. You must pay one bitcoin in five days. Otherwise I will publish all data and send emails to … [Read more...]

Ryuk ransomware attacks businesses over the holidays

While families gathered for food and merriment on Christmas Eve, most businesses slumbered. Nothing was stirring, not even a mouse—or so they thought. For those at Tribune Publishing and Data Resolution, however, a silent attack was slowly spreading through their networks, encrypting data and halting operations. And this attack was from a fairly new ransomware family called Ryuk. Ryuk, which made … [Read more...]

Vidar and GandCrab: stealer and ransomware combo observed in the wild

We have been tracking a prolific malvertising campaign for several weeks and captured a variety of payloads, including several stealers. One that we initially identified as Arkei turned out to be Vidar, a new piece of malware recently analyzed in detail by Fumik0_ in his post: Let’s dig into Vidar – An Arkei Copycat/Forked Stealer (In-depth analysis). In Norse Mythology, Víðarr is a god and son of … [Read more...]

What is Ryuk Ransomware and How Dangerous is it?

Towards the end of last year, cyber-attacks that apparently bore the distinct signature of Ryuk ransomware struck numerous major news corporations, including the Los Angeles Times and Tribune Publishing. Cyber-attackers don’t take time off for the holidays like the rest of us! In the case of the Union-Tribune, it was reported that sports editors initially noticed that they were unable to transmit … [Read more...]

All the reasons why cybercriminals want to hack your phone

When people think of hacking, most imagine desktop computers, laptops, or perhaps even security cameras. However, in recent years, cybercriminals have expanded their repertoire to include smartphones, too. Here are 10 reasons why they may be looking to hack your phone. 1. To infect it with malware Many smartphone users assume they can stay safe from malware and other threats by installing … [Read more...]

Compromising vital infrastructure: air traffic control

While most of us know that flying is the safest mode of transport, we still feel that sigh of relief when the plane has made its landing on the runway and we can text our loved ones that we have arrived safe and sound. Accidents may be rare, but they’re often shocking and horrific and accompanied by the loss of many lives. Unfortunately, they also tend to make the news, which only heightens … [Read more...]

Compromising vital infrastructure: transport and logistics

Back when I was a dispatcher for a courier and trucking company, we used to joke that it only took a few strategically-placed accidents to cause a traffic jam that could completely stop circulation around the city of Rotterdam. Rotterdam is one of the major ports in the world and consequently, there is a lot of traffic coming in and out. The roads around the city can handle normal traffic, but … [Read more...]

A week in security (October 29 – November 4)

Last week on Malwarebytes Labs, we looked at a rogue cryptocurrency app installing backdoors, took a dive into the world of printer security, explored browser privacy tweaks, highlighted a music festival–themed breach, and introduced Malwarebytes for Chromebook. Other cybersecurity news Memory hacks? (Source: Secure List) Gandcrab: hugely popular (Source: BitDefender) Huge fines for cold callers … [Read more...]

Introducing Malwarebytes for Chromebook

Have you been thinking about switching over to Chromebook because you don’t need all the built-in software programs of a PC or the sleek design of a Mac? Or perhaps you’ve already made the jump because Chromebooks are so much cheaper than a Windows or Mac system. Either way, did you worry that you would miss using Malwarebytes? You no longer need to be afraid! Malwarebytes for Chromebook We are … [Read more...]