Prilex modification now targeting contactless credit card transactions

Prilex is a singular threat actor that has evolved from ATM-focused malware into unique modular PoS malware—actually, the most advanced PoS threat we have seen so far, as described in a previous article. Forget about those old memory scrapers seen in PoS attacks. Prilex goes beyond these, and it has evolved very differently. This is highly advanced...

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Come to the dark side: hunting IT professionals on the dark web

The dark web is a collective name for a variety of websites and marketplaces that bring together individuals willing to engage in illicit or shady activities. Dark web forums contain ads for selling and buying stolen data, offers to code malware and hack websites, posts seeking like-minded individuals to participate in attacks on companies, and many...

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What your SOC will be facing in 2023

As the role of cybersecurity in large businesses increases remarkably year over year, the importance of Security Operations Centers (SOCs) is becoming paramount. This year’s Kaspersky Security Bulletin ends with tailored predictions for SOCs – from external and internal points of view. The first part of this report is devoted to the most current threats...

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Roaming Mantis implements new DNS changer in its malicious mobile app in 2022

Roaming Mantis (a.k.a Shaoye) is well-known as a long-term cyberattack campaign that uses malicious Android package (APK) files to control infected Android devices and steal device information; it also uses phishing pages to steal user credentials, with a strong financial motivation. Kaspersky has been investigating the actor’s activity throughout...

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What threatens corporations in 2023: media blackmail, fake leaks and cloud attacks

Kaspersky detects an average of 400,000 malicious files every day. These add up to 144 million annually. The threat landscape is constantly updated through new malware and spyware, advanced phishing methods, and new social engineering techniques. The media routinely report incidents and leaks of data that end up publicly accessible on the dark web....

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How much security is enough?

According to a prominent Soviet science fiction writer, beauty is a fine line, a razor’s edge between two opposites locked in a never-ending battle. Today, we would put it less poetically as an ideal compromise between contradictions. An elegant, or beautiful, design is one that allows reaching that compromise. As an information security professional,...

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BlueNoroff introduces new methods bypassing MoTW

BlueNoroff group is a financially motivated threat actor eager to profit from its cyberattack capabilities. We have published technical details of how this notorious group steals cryptocurrency before. We continue to track the group’s activities and this October we observed the adoption of new malware strains in its arsenal. The group usually takes...

Dec 2022

Ransomware and wiper signed with stolen certificates

Introduction On July 17, 2022, Albanian news outlets reported a massive cyberattack that affected Albanian government e-services. A few weeks later, it was revealed that the cyberattacks were part of a coordinated effort likely intended to cripple the country’s computer systems. On September 10, 2022, Albanian local news reported a second wave of cyberattacks...

Dec 2022

CVE-2022-41040 and CVE-2022-41082 – zero-days in MS Exchange

Summary At the end of September, GTSC reported an attack on critical infrastructure that took place in August. During the investigation, experts found that two 0-day vulnerabilities in Microsoft Exchange Server were used in the attack. The first one, later identified as CVE-2022-41040, is a server-side request forgery (SSRF) vulnerability that allows...

Dec 2022

Reassessing cyberwarfare. Lessons learned in 2022

At this point, it has become cliché to say that nothing in 2022 turned out the way we expected. We left the COVID-19 crisis behind hoping for a long-awaited return to normality and were immediately plunged into the chaos and uncertainty of a twentieth-century-style military conflict that posed serious risks of spreading over the continent. While the...

Dec 2022