The U.S. telecom carrier T-Mobile has confirmed that the Lapsus$ ransomware group has breached its internal network by compromising employee accounts. The company says hackers did not steal any sensitive customer or government information during the incident.
Pro-Russia threat group Killnet claims to have hit several victims with DDoS attacks in recent days. It targets victims that it believes are adversaries of Russia, and several critical infrastructure entities in the Czech Republic are known to have been successfully targeted.
LemonDuck, once a small piece of cryptomining malware, has evolved into a major botnet for cryptomining. After targeting Microsoft Exchange servers, it is now targeting Linux systems by using a malicious container on an exposed Docker API, according to CrowdStrike's Cloud Threat Research team.
Four editors at ISMG discuss the percentage of banks hit by ransomware - and paying the ransom, the HHS warning to healthcare entities as they continue to be targeted by the Hive ransomware group and reports that the U.K. government has been infected with NSO Group spyware.
Despite the recent leak of internal communications and code from the Conti ransomware group, the criminal enterprise appears to have continued operations without breaking stride, in part thanks to constant innovation, security researchers report.
Has the notorious REvil ransomware operation come back? Former developers may have restarted the server and data leak site. The original Happy Blog leak site began redirecting to the new blog, which lists both old and seemingly new victims, including Oil India Limited.
The latest edition of the ISMG Security Report analyzes how the U.S. government is offering a reward of up to $5 million for information to help it disrupt the illicit flow of funds to North Korea. The report also examines approaches to enhance banks' cyber defenses and U.S. regulatory trends.
Lynn Peachey, the director of business development at Arete Incident Response, says that insurance companies have made "a pretty quick turnaround in terms of trying to respond to the ransomware epidemic." She discusses the changes they are making, which include leveraging data quantification.
More than 670,000 individuals have been affected by two 2021 hacking incidents that were only recently reported to federal regulators. The breaches involve healthcare software and billing services firm Adaptive Health Integrations and urgent care provider Urgent Team Holdings.
VMware's Tom Kellermann is out with Modern Bank Heists 5.0, his latest look at the attackers and attacks targeting financial services. Subtitled "The Escalation," this report looks at the increase in destructive attacks, ransomware and hits on cryptocurrency exchanges. Kellermann shares insights.
Hours after global cryptocurrency exchange Currency.com announced it was halting operations in Russia, it faced - and thwarted - a distributed denial-of-service attack. The company's founder, Viktor Prokopenya, says the firm's "servers, systems and client data remained intact and uncompromised."
Federal authorities are warning the healthcare and public health sectors of aggressive, financially motivated attacks by the Hive ransomware group, which has been linked to a number of attacks on healthcare sector entities. Some security experts are urging such entities to fortify their defenses.
During its January cyberattack, Lapsus$ accessed tenants and viewed applications such as Slack and Jira for only two Okta customers. The threat actor actively controlled a single workstation used by a Sitel support engineer for 25 consecutive minutes on Jan. 21, according to a forensic report.
Leon Ravenna, CISO of KAR Global, starts each day on the job with the expectation that this could be his last. That's how urgent cybersecurity has become, and it's in part why he's driven to dispatch the image of the CISO as the bureaucratic "Dr. No."
The Conti ransomware gang has claimed responsibility for the March 31 cyberattack on German wind turbine manufacturer Nordex, which was forced to turn off its IT systems at multiple locations across several business units. The Russia-linked threat group has added Nordex as a victim on its leak site.
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