Three state-sponsored advanced persistent threat groups - one Russian, two North Korean - have been targeting companies across the globe involved with COVID-19 vaccine and treatment development, Microsoft says.
Check Point Research has uncovered a large and likely profitable business model that involves hackers attacking and gaining control of certain VoIP services, which enables them to make phone calls through a company's compromised system.
The operators behind the Ryuk strain of malware are increasingly relying on a malware-as-a-service tool - the Buer loader - to deliver the malware, rather than botnets such as Trickbot and Emotet, the security firm Sophos reports.
"Cybercrime is an evolution, not a revolution," says Europol's Philipp Amann, who oversees the EU law enforcement intelligence agency's annual study of the latest cyber-enabled crime trends. Ransomware, social engineering and the criminal abuse of cryptocurrency and encryption are some of the top threats.
The operators behind the LockBit ransomware strain use automation tools and techniques that help the malware quickly spread through a compromised network and also assist in picking specific targets, according to Sophos.
An indictment unsealed this week demonstrates the degree to which Western intelligence agencies have apparently been able to infiltrate the Russian intelligence apparatus to trace attacks back to specific agencies - and individual operators. Shouldn't Russian spies have better operational security?
U.S. officials have accused the Russian government of behaving "maliciously or irresponsibly" by taking steps such as crashing Ukraine power grids in the dead of winter and causing more than $10 billion in damages via NotPetya malware. But why make the accusations now? And how might Moscow respond?
Despite the takedown of the Trickbot botnet by Microsoft and others Monday, the malware is still functioning, and its operators retain the tools needed to rebuild their malicious network, some cybsersecurity experts say. So the impact, while significant, could prove to be temporary.
Microsoft and the Cybersecurity and Infrastructure Security Agency have issued warnings that a critical vulnerability in Windows Server dubbed "Zerologon" is being actively exploited in the wild. They urge users to immediately apply an available partial patch.
Australian police say they've broken up a sophisticated SMS phishing scheme designed to collect personal details and bank login credentials. It's a rare success in the fight against unsolicited text messages.
An international coalition of police agencies made 179 arrests and seized virtual currency, cash and drugs based on intelligence gathered from earlier takedowns of the Wall Street and Alphabay darknet marketplaces.
Foreign and domestic hacking activity targeting NASA continues to grow at a time when many staffers are working at home, space agency officials testified at a Friday Congressional hearing where they were questioned about risk mitigation efforts.
Hackers compromised the network of Saudi Arabia's Virgin Mobile KSA, gained email system access and offered stolen data for sale on the dark web. According to a source with knowledge of the attack, the incident - remediated late last week - is one of a string of attacks against organizations in the Middle East.
Check Point Research analysts have observed a significant rise in online attacks against the educational sector worldwide since July. DDoS attacks have surged in the U.S., while European institutions have been hit by ransomware.