Microsoft has observed a 254% increase in activity over the past six months from a Linux Trojan called XorDDos. First discovered in 2014, XorDDos was named after its denial-of-service-related activities on Linux endpoints and servers and its usage of XOR-based encryption for its communications.
In the latest update, four ISMG editors discuss the alarming, bizarre case of a cardiologist in Venezuela charged with developing malware and recruiting affiliates, recent ransomware and data leak incidents in healthcare and how the economy is causing mature cybersecurity startups to slow hiring.
When Colonial Pipeline suffered an outage in May 2021 as a result of an attack by the DarkSide crime syndicate, numerous governments changed their approach to ransomware and began treating it as a national security threat, says Rapid7's Jen Ellis. She details what needs to happen next.
The Russian-language criminal syndicate behind the notorious Conti ransomware has retired that brand name, after having already launched multiple spinoffs to make future operations more difficult to track or disrupt, threat intelligence firm Advanced Intelligence reports.
The list of ophthalmology practices and the number of individuals affected by a December hacking incident at a cloud-based electronic health records vendor, which resulted in deleted databases, are growing as more details about the attack slowly emerge.
Poor security configurations, weak controls and gaps in authentication protocols are among the common initial access vectors "routinely exploited" by threat actors, the Five Eyes cybersecurity alliance says. Firms offering cybersecurity services weigh in on the gaps and implementation challenges.
Criminals are doubling down on their use of information-stealing malware, such as Cryptobot, RedLine Stealer and QuilClipper, to steal private keys and siphon off cryptocurrency being stored in internet-connected hot wallets or to raid cryptocurrency holders' online exchange accounts.
The U.S. Cybersecurity and Infrastructure Security Agency has announced that it is temporarily removing a Windows protection defect from its Known Exploited Vulnerability Catalog because of a risk of authentication failures after the recent Microsoft patch update.
Ransomware group Conti, which has been holding to ransom crypto-locked Costa Rican government systems since April, has claimed on its leak site Conti News that it has "insiders" in the country's government, and that they are working toward the compromise of "other systems."
U.S. authorities have charged a cardiologist based in Venezuela with developing and selling multiple strains of ransomware, including Jigsaw and Thanos, as well as recruiting affiliates to use the crypto-locking malware against victims in return for a cut of any ransoms paid.
In the latest "Proof of Concept," Lisa Sotto, Jeremy Grant and ISMG editors discuss the significance of Apple, Google and Microsoft supporting the FIDO protocol's passwordless sign-in standard, progress made on Biden's cybersecurity executive order and updates on U.S. cybersecurity and privacy laws.
In its most recent assault against a healthcare entity, ransomware-as-a-service operator AvosLocker claims to be behind an attack allegedly involving data theft from Texas-based CHRISTUS Health, which operates hundreds of healthcare facilities in the U.S., Mexico and South America.
Italian police reportedly thwarted attempts to disrupt online voting for the music competition Eurovision, allegedly perpetrated by a hacking group called Killnet in retaliation for Russia not being allowed to compete at this year's festival, due to its invasion of Ukraine.
The European Parliament and the Council of the European Union on Friday reached a provisional agreement to set a "baseline for cybersecurity risk management measures and reporting obligations." Called NIS2, it is a modernized framework based on the EU Network and Information Security Directive.
If you were a nation with legions of hackers at your disposal, seeking to sidestep crippling international sanctions, would you look to ransomware to fund your regime? That question is posed by new research that finds state-sponsored North Korean hackers haven't stopped their ransomware experiments.