Universal Health Services (UHS), a Fortune 500 company and healthcare services provider, has reportedly shut down systems at facilities throughout the United States after the Ryuk ransomware hit its network on September 27, according to an article on the Health IT Security website. What is Ryuk ransomware? Ryuk is a sophisticated ransomware threat that targets businesses, hospitals, and government institutions across the world.
Security researchers working with IBM Security recently uncovered a new malware code that is being used to attack online banking users in Brazil. Referred to as ‘Vizom’ by the team, the code utilizes remote overlay attacks to siphon sensitive financial data and make fraudulent transactions from victims bank accounts.
Ransomware is a serious security threat affecting companies of all sizes and industries. While the symptoms (an attack) can be extremely damaging and disruptive, the solution can be simple - proactive prevention through a heavy dose of security hygiene. Here we cover the basics of Ransomware and top tips for securing your organization against it.
Malicious actors are targeting Apple. Although Apple introduced a notarization mechanism to scan and prevent malicious code from running on Apple devices, attackers have found ways to circumvent this process. Such Apple-notarized malware constitutes a threat to macOS users. Let us start by exploring what Apple notarization is. We will then discuss some recent examples of Apple-notarized malware and some prevention techniques.
In late October, the Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of Investigation (FBI), and the Department of Health and Human Services (HHS) co-authored an advisory report on the latest tactics used by cybercriminals to target the Healthcare and Public Health (HPH) sector. In the report, CISA, FBI, and HHS noted the discovery of, “…credible information of an increased and imminent cybercrime threat to U.S.
Malware infections are common and are often missed by antivirus software. Their impact to critical infrastructure and applications can be devastating to an organization's network, brand and customers if not remediated. With the everchanging nature of cyberattacks, organizations need a layered security strategy. They shouldn’t depend solely on a single layer of security to keep them protected.
The number of successful ransomware attacks on the education sector increased 388% in the third quarter of 2020. According to Emsisoft, the education sector reported 31 ransomware incidents in Q3 2020. That’s a 388% increase over the 8 incidents that occurred in the previous quarter. Nine of the 31 ransomware attacks disclosed in the third quarter of the year involved data exfiltration, a tactic which has become common with ransomware gangs over the past year.
This blog provides an overview of the situation surrounding the release of the source code, and supplementary 'injection' files, for the Android banking trojan 'Cerberus'.
Did you know that Discord attachments are publicly accessible? Did you know that even after deleting an attachment, the link to download the file is still active? In this edition of our leaky app series, we cover how sharing attachment links in Discord can cause accidental public exposure of data. We will also look into the malware abuse case of threat actors using Discord as a malware-hosting platform.
A cybersecurity bulletin was released by the Federal Bureau of Investigation (FBI), the Cybersecurity and Infrastructure Security Agency (CISA), and the Department of Health and Human Services (HHS) on October 28, 2020. The three agencies have issued a high-level warning about an increased, imminent threat of ransomware attacks in the healthcare sector. The cybercriminal group behind the TrickBot, Ryuk, and BazarLoader malware is now targeting U.S. hospitals and healthcare providers.
