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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The People’s Republic of China-linked advanced persistent threat group “APT31” reportedly cloned and deployed a zero-day exploit developed by NSA's Equation Group in 2013.
An unidentified attacker accessed the computer systems of a water treatment facility in the US, altering sodium hydroxide levels in the potable water supply.
Following the disclosure of the SolarWinds supply-chain compromise in December 2020, details continue to emerge about the scale of the attack.
The North Korean advanced persistent threat (APT) group “ZINC” has been targeting cyber-security professionals with social engineering that leads to malware delivery.
A new web portal is aiding cyber-threat incident responders by detailing vulnerabilities in popular malware.
Technical analysis of a cyber-threat campaign using the dangerous and widespread “Lokibot” malware has revealed an updated method being used to conduct sophisticated attacks.
A cyber-security firm released a free decryptor for the popular and sophisticated “DarkSide” ransomware.
The cyber-security industry learned some valuable lessons during the unique and unprecedented year of 2020.
The notorious Automated Vending Cart (AVC) website Joker’s Stash allegedly displayed a notification that the site was seized by law-enforcement agencies.
SolarWinds confirmed that its network management system, Orion Platform, was exploited to conduct a highly sophisticated, manual supply-chain attack.
A global spearphishing campaign targeted organizations associated with a COVID-19 vaccine cold chain.
A threat actor recently hijacked a vulnerable WordPress website set up by a security researcher.
The operators of the “RagnarLocker” ransomware began an advertising campaign on Facebook to further extort the victim of one of their recent attacks.
“CostaRicto” has become the fourth cyber-mercenary group to be discovered in 2020.
The North Korean cyber-threat group “Kimsuky” has caught the attention of the US Cybersecurity and Infrastructure Security Agency (CISA), having proved itself a significant advanced persistent threat.
The developers of the infamous “Maze” ransomware claimed to have permanently ceased operations.
After a short hiatus, the “Ryuk” ransomware variant is back with upgrades, including the ability to fully encrypt data in just five hours.
A ruthless, ever-evolving cyber-threat group, “FIN11”, has been discovered deploying “Clop”: ransomware that encrypts and exfiltrates data.
Advanced persistent threat groups linked to China and Iran have conducted cyber espionage through front companies, under the guise of legitimate technology services.
The source code of several operating systems (OS) developed by Microsoft has been published online, sparking public concerns about security.