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Malware

New Research: Ransomware Incidents Spike 84% in 2023

Newly-released data covering cyberthreats experienced in 2023 sheds some light on how very different last year was and paints a picture of what to expect of cyber attacks in 2024. As someone who looks a lot at industry data, I really want it to be as relevant as possible. But it’s also important to see the larger trends over the recent past to begin to predict what’s to come.

How Is Ransomware Delivered?

Some of the most common ways ransomware is delivered are through phishing emails, drive-by downloads, exploit kits and RDP exploits. According to Malwarebytes’ 2024 State of Malware report, in 2023 the number of known ransomware attacks increased by 68% from the previous year. The report also found that the largest ransom demanded in 2023 was $80 million.

Safeguarding Your Business: A Comprehensive Guide to Preventing Ransomware Attacks

February 28, 2024 | By Sagi Brody As the Chief Technology Officer at Opti9, I’ve spent over two decades navigating the ever-evolving landscape of digital infrastructure. According to the Ransomware Trends Report 2023, at least 93% of cyberattacks targeted backup infrastructure. Clearly, cyber criminals are becoming more proficient in the ability to take your data for ransom.

Hunting PrivateLoader: The malware behind InstallsKey PPI service

Since July 2022, Bitsight has been tracking PrivateLoader, the widespread malware downloader behind the Russian Pay-Per-Install (PPI) service called InstallsKey. At the time, this malware was powering the now decommissioned ruzki PPI service. Figure 1 presents a brief description of the service, which was found in their sales telegram channel. Fig. 1 - Service description on telegram channel profile (Russian and English).

Annual Ransomware Payments Surpass $1 Billion

For the first time, analysis of ransomware payments made in a single year tops $1,000,000,000. This signals a massive return to more frequent, sophisticated, and successful attacks. Each year, blockchain analysis company, Chainalysis, reports on ransomware payments based on the payments made to digital wallets known to belong to cybercriminals and cybercriminal gangs.

The Billion Dollar Cost of Cybercrime: Lessons from the LockBit Takedown

The recent LockBit group take down has shown the world at large the cost of cybercrime. Initially it was reported that just over $100 million had been gathered through the nefarious acts of this particular group but, as I suspected, that initial figure was just a drop in the ocean. It turns out that the real figure was in excess of $1 billion dollars over the last four years, and I still suspect this may be more.

Unveiling Phemedrone Stealer: Threat Analysis and Detections

Recently, the cybersecurity world has been abuzz with discussions about Phemedrone, a newly emerged stealer exploiting the CVE-2023-36025 vulnerability in Microsoft Windows Defender SmartScreen. The project was most recently available on GitHub; however, the project was taken down, and the associated account was removed. Active development still occurs via Telegram.

The 443 Podcast - Episode 281 - Locking Up LockBit

This week on the podcast, we cover an international law enforcement takedown of the LokBit ransomware group's infrastructure. After that, we cover a novel malware delivery vector involving an IoT "toy." We end the podcast by covering the latest White House Executive Order addressing cybersecurity in critical infrastructure. The 443 Security Simplified is a weekly podcast that gets inside the minds of leading white-hat hackers and security researchers, covering the latest cybersecurity headlines and trends.