Five billion unique user credentials are circulating on darknet forums, with cybercriminals offering to sell access to bank accounts as well as domain administrator access to corporate networks, according to the security firm Digital Shadows.
A recently uncovered phishing campaign is using spoofed Zoom account alerts to steal Microsoft Office 365 credentials, according to a report from Abnormal Security. These attacks come as use of the platform soars due to work-from-home arrangements.
Check Point Research reports that a new version of the Joker mobile malware that infects Android devices has emerged. The malware, hidden in apps in the Google Play store, has once again evaded Google's security tools.
U.S. prosecutors this week unsealed an indictment against the alleged hacker "Fxmsp" after his identity was revealed in a cybersecurity firm's report. That sequence of events has raised questions about information sharing and highlighted law enforcement's reliance on private cybersecurity researchers.
A little-known advanced persistent threat group dubbed Evilnum has been targeting fintech firms in the U.K. and Europe over the past two years, using spear-phishing emails and social engineering to start their attacks, according to the security firm ESET.
The U.S. Justice Department has charged Kazakhstan national Andrey Turchin with being the hacker known as "Fxmsp," as well as running a hacking collective known by the same name that's been tied to 300 attacks worldwide, including against anti-virus vendors.
The developers behind the Purple Fox fileless downloader malware recently upgraded their operation and are now targeting two new vulnerabilities to gain access to networks, according to a report by security firm Proofpoint.
Ransomware-wielding attackers continue to pummel organizations. But labeling these as being just ransomware attacks often misses how much these incidents involve serious network intrusions, exfiltration of extensive amounts of data, data leaks and, as a result, reportable data breaches.
A Nigerian national who has been extradited to the United States allegedly laundered millions of dollars stolen in business email compromise scams, according to the Justice Department. He flaunted his lavish lifestyle on social media, prosecutors say.
Security researchers warn that the number of exploit attempts targeting a critical vulnerability in F5 Networks' BIG-IP networking products has steadily increased since the company first announced the flaw late last week. They urge users to immediately apply patches.
Hackers with apparent ties to North Korea have extended their bag of online attack tricks beyond cryptocurrency mining, online bank heists and ransomware. Now, they're also hitting e-commerce merchants in the U.S. and Europe with Magecart attacks to steal payment card data, security firm Sansec reports.
The operators behind the Valak malware strain have expanded their malicious campaigns to other parts of the world, targeting financial, manufacturing, healthcare and insurance firms, according to Cisco Talos. Attackers are now using existing email threads and ZIP files to spread the information stealer.