A new security shortcoming discovered in Apple M-series chips could be exploited to extract secret keys used during cryptographic operations. Dubbed GoFetch, the vulnerability relates to a microarchitectural side-channel attack that takes advantage of a feature known as data memory-dependent prefetcher (DMP) to target constant-time cryptographic implementations and capture sensitive data from the CPU cache.…
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Mar 25, 2024NewsroomCyber Espionage / Email Security The Iran-affiliated threat actor tracked as MuddyWater (aka Mango Sandstorm or TA450) has been linked to a new phishing campaign in March 2024 that aims to deliver a legitimate Remote Monitoring and Management (RMM) solution called Atera. The activity, which took place from March 7 through the week…
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Ransomware payments hit $1.1 billion in 2023, a record high and twice what they were in 2022. The frequency, scope and volume of attacks were all up, as was the number of independent groups conducting the attacks, according to a report by Chainalysis. “We’re tracking dozens more groups than we used to,” Chris Morgan, senior…
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Video The second half of 2023 saw massive growth in AceCryptor-packed malware spreading in the wild, including courtesy of multiple spam campaigns where AceCryptor packed the Rescoms RAT 22 Mar 2024 This week, ESET researchers released an analysis showing a surge in the detections of AceCryptor, one of the most popular cryptors-as-a-service (CaaS) used to…
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Mar 24, 2024NewsroomArtificial Intelligence / Cyber Espionage The North Korea-linked threat actor known as Kimsuky (aka Black Banshee, Emerald Sleet, or Springtail) has been observed shifting its tactics, leveraging Compiled HTML Help (CHM) files as vectors to deliver malware for harvesting sensitive data. Kimsuky, active since at least 2012, is known to target entities located…
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Mar 24, 2024NewsroomRansomware / Threat Intelligence German authorities have announced the takedown of an illicit underground marketplace called Nemesis Market that peddled narcotics, stolen data, and various cybercrime services. The Federal Criminal Police Office (aka Bundeskriminalamt or BKA) said it seized the digital infrastructure associated with the darknet service located in Germany and Lithuania and…
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Mar 23, 2024NewsroomCyber Espionage / Cyber Warfare The WINELOADER backdoor used in recent cyber attacks targeting diplomatic entities with wine-tasting phishing lures has been attributed as the handiwork of a hacking group with links to Russia’s Foreign Intelligence Service (SVR), which was responsible for breaching SolarWinds and Microsoft. The findings come from Mandiant, which said…
Read MoreFriday Squid Blogging: New Species of Squid Discovered A new species of squid was discovered, along with about a hundred other species. As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Read my blog posting guidelines here. Tags: squid Posted on March…
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Security researchers have released technical details and a proof-of-concept (PoC) exploit for a critical vulnerability patched last week in Fortinet’s FortiClient Enterprise Management Server (FortiClient EMS), an endpoint security management solution. The vulnerability, tracked as CVE-2023-48788, was reported to Fortinet as a zero-day by the UK National Cyber Security Centre (NCSC) and was actively exploited…
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The nonprofit organization that supports the Firefox web browser said today it is winding down its new partnership with Onerep, an identity protection service recently bundled with Firefox that offers to remove users from hundreds of people-search sites. The move comes just days after a report by KrebsOnSecurity forced Onerep’s CEO to admit that he…
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