Since mid-July 2020, remote workers have been falling victim to a voice-phishing (vishing) campaign that involves phone calls and custom phishing pages intended to solicit virtual private network (VPN) credentials. The perpetrators, some of them hackers-for-hire, work collaboratively and reportedly have a high success rate, despite the simplicity of their techniques. The US Cybersecurity and Infrastructure Agency (CISA) and the FBI have warned that many organizations are susceptible to vishing, performed by threat actors who study potential victims to boost their credibility in social engineering attempts. Successful vishing operators have obtained access to company tools they can use to steal information for financial profit; it is also realistically possible that in future attacks they will work on behalf of nation-state or ransomware threat actors.
A wave of extortion attacks has interrupted operations in the financial services and retail sectors with th...
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A vulnerability in Kaseya’s virtual system/server administrator (VSA) software has been exploited to deliver the “REvil” ransomware to multiple managed service providers.
The 14th Five Year Plan (FYP) adopted by the People’s Republic of China (PRC) in March 2021 has laid out key areas of focus for the country that are likely to prompt nation-state cyber espionage.
Several Clop members were arrested in association with money laundering, and the officials seized infrastructure the group has used in ransomware attacks globally.
A newly identified advanced persistent threat (APT) group, “Agrius”, has been exposed as the perpetrator of destructive attacks against Israeli organizations since late 2020.
The notorious Russia-based ransomware group “REvil” (aka Sodinokibi) has been blamed for the latest high-profile ransomware attack, on the world’s largest meat supplier.
The latest work of the notorious Russian state-associated “NOBELIUM” threat group is an email phishing campaign against multiple countries and sectors.
US President Joe Biden recently signed an executive order (EO) aimed at strengthening network security for US federal government departments, and agencies and contractors working with them.
A “Conti” ransomware attack on Ireland’s healthcare system, the Health Service Executive (HSE), significantly delayed the delivery of medical laboratory results and affected many outpatient services.
Colonial Pipeline Company fell victim to a cyber attack that resulted in 5,500 miles of its US fuel pipelines being shut down, causing public distress and fears of fuel shortages.
Security researchers discovered two unrelated cyber-threat campaigns targeting Microsoft SharePoint.
The FBI made digital copies of malicious web-shells before removing them from hundreds of vulnerable servers in the US, without any warning to affected organizations.
A cyber-espionage campaign was found targeting the Vietnamese military and government, as well as other sectors and some entities in Thailand and Central Asia.
A user of the cybercriminal forum RaidForums has offered 533 million records of Facebook user data for only a few US dollars.
Insurance provider CNA Financial has announced it was targeted in a cyber attack, later confirmed as involving the newly identified “Phoenix Cryptolocker” ransomware.
The new Internet of Things (IoT) botnet ZHtrap has been turning devices it has infected into honeypots, in a novel technique that highlights yet another risk presented by exposed IoT devices.
Four zero-day vulnerabilities in Microsoft Exchange Servers have been linked to more than 30,000 cyber attacks taking place in the week following their discovery.