Aug 08, 2024Ravie LakshmananCritical Infrastructure / Malware The ransomware strain known as BlackSuit has demanded as much as $500 million in ransoms to date, with one individual ransom demand hitting $60 million. That’s according to an updated advisory from the U.S. Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI). “BlackSuit…
Aug 07, 2024Ravie LakshmananEmail Security / Vulnerability Cybersecurity researchers have disclosed details of security flaws in the Roundcube webmail software that could be exploited to execute malicious JavaScript in a victim’s web browser and steal sensitive information from their account under specific circumstances. “When a victim views a malicious email in Roundcube sent by an…
Aug 07, 2024Ravie LakshmananLinux / Vulnerability Cybersecurity researchers have shed light on a novel Linux kernel exploitation technique dubbed SLUBStick that could be exploited to elevate a limited heap vulnerability to an arbitrary memory read-and-write primitive. “Initially, it exploits a timing side-channel of the allocator to perform a cross-cache attack reliably,” a group of academics…
Aug 07, 2024Ravie LakshmananCybersecurity / Incident Response Cybersecurity company CrowdStrike has published its root cause analysis detailing the Falcon Sensor software update crash that crippled millions of Windows devices globally. The “Channel File 291” incident, as originally highlighted in its Preliminary Post Incident Review (PIR), has been traced back to a content validation issue that…
Aug 07, 2024Ravie LakshmananCloud Security / Cyber Espionage An unnamed media organization in South Asia was targeted in November 20233 using a previously undocumented Go-based backdoor called GoGra. “GoGra is written in Go and uses the Microsoft Graph API to interact with a command-and-control (C&C) server hosted on Microsoft mail services,” Symantec, part of Broadcom,…
Aug 07, 2024Ravie LakshmananAndroid / Mobile Security, Cybersecurity researchers have lifted the lid on a new technique adopted by threat actors behind the Chameleon Android banking trojan targeting users in Canada by masquerading as a Customer Relationship Management (CRM) app. “Chameleon was seen masquerading as a CRM app, targeting a Canadian restaurant chain operating internationally,”…
Aug 07, 2024Ravie LakshmananMalware / Software Security Apple on Tuesday announced an update to its next-generation macOS version that makes it a little more difficult for users to override Gatekeeper protections. Gatekeeper is a crucial line of defense built into macOS designed to ensure that only trusted apps run on the operating system. When an…
Aug 06, 2024Ravie LakshmananEmail Security / Financial Fraud INTERPOL said it devised a “global stop-payment mechanism” that helped facilitate the largest-ever recovery of funds defrauded in a business email compromise (BEC) scam. The development comes after an unnamed commodity firm based in Singapore fell victim to a BEC scam in mid-July 2024. It refers to…
Aug 06, 2024The Hacker NewsSaaS Security / Threat Detection Everyone loves the double-agent plot twist in a spy movie, but it’s a different story when it comes to securing company data. Whether intentional or unintentional, insider threats are a legitimate concern. According to CSA research, 26% of companies who reported a SaaS security incident were…
Aug 06, 2024Ravie LakshmananMalware / Windows Security The North Korea-linked threat actor known as Moonstone Sleet has continued to push malicious npm packages to the JavaScript package registry with the aim of infecting Windows systems, underscoring the persistent nature of their campaigns. The packages in question, harthat-api and harthat-hash, were published on July 7, 2024,…