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AI-generated phishing attacks are becoming more convincing

It's time for you and your colleagues to become more skeptical about what you read. That's a takeaway from a series of experiments undertaken using GPT-3 AI text-generating interfaces to create malicious messages designed to spear-phish, scam, harrass, and spread fake news. Experts at WithSecure have described their investigations into just how...
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Don't click too quick! FBI warns of malicious search engine ads

The FBI is warning US consumers that cybercriminals are placing ads in search engine results that impersonate well-known brands, in an attempt to spread ransomware and steal financial information. In a public service announcement issued this week, the FBI describes how cybercriminals are purchasing ads that show up at the very top of search engine...
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Malicious hackers exploit Seoul Halloween tragedy in zero-day attack

Malicious hackers, hell-bent on infiltrating an organisation, have no qualms about exploiting even the most tragic events. Take, for instance, the horrific crowd crush that occurred in Seoul's nightlife district of Itaweon on 29 October, when over 150 people were killed during Halloween festivities. Google's Threat Analysis Group (TAG) reports...
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Whoops! Researchers accidentally crash botnet used to launch DDoS and cryptomining campaigns

Researchers investigating a newly-discovered botnet have admitted that they "accidentally" broke it. In November, security experts at Akamai described a Golang-based botnet that they had discovered, hijacking PCs via SSH and weak credentials in order to launch distributed denial-of-service (DDoS) attacks and mine cryptocurrency. The botnet, which...
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Healthcare sector warned of Venus ransomware attacks

Healthcare organisations in the United States are being warned to be on their guard once again, this time against a family of ransomware known as Venus. An advisory from the United States Department of Health and Human Services (HHS) has warned that the cybercriminals behind the Venus ransomware have targeted at least one healthcare entity in the...
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Laptop flaws could help malware survive a hard disk wipe

PC manufacturer Lenovo has been forced to push out a security update to more than two dozen of its laptop models, following the discovery of high severity vulnerabilities that could be exploited by malicious hackers. Security researchers at ESET discovered flaws in 25 of its laptop models - including IdeaPads, Slims, and ThinkBooks - that could be...
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CISA orders federal agencies to catalog their networks, and scan for bugs

You always want to know what is attached to your network. And whether it could be vulnerable or not. In any organisation it's normal for different devices, on- or off-prem, wired or wireless, to be constantly added or removed - and this can present an opportunity for malicious hackers to take advantage of improperly secured systems. In many cases,...
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IT admin admits sabotaging ex-employer's network in bid for higher salary

A 40-year-old man could face up to 10 years in prison, after admitting in a US District Court to sabotaging his former employer's computer systems. Casey K Umetsu, of Honolulu, Hawaii, has pleaded guilty to charges that he deliberately misdirected a financial company's email traffic and prevented customers from reaching its website in a failed...
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FBI warns of criminals attacking healthcare payment processors

Millions of dollars have been stolen from healthcare companies after fraudsters gained access to customer accounts and redirected payments. In a newly-published advisory directed at the healthcare payment industry, the FBI warns that cybercriminals are using a cocktail of publicly-available Personally Identifiable Information (PII) and social...
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Warning issued about Vice Society ransomware gang after attacks on schools

A ransomware gang that has been increasingly disproportionately targeting the education sector is the subject of a joint warning issued by the FBI, CISA, and MS-ISAC. The Vice Society ransomware group has been breaking into schools and colleges, exfiltrating sensitive data, and demanding ransom payments. The threat? If the extortionists aren't paid...
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Ransomware attack blamed for closure of all 7-Eleven stores in Denmark

Ransomware is to blame for the closure of all 175 7-Eleven stores in Denmark on Monday. The retailer closed all of its stores in Denmark after its cash registers and payment systems were brought down in the attack. Initially, 7-Eleven's Danish division did not say that ransomware was responsible for its problems, simply describing the incident as...