Cyber Defense Advisors

Month: February 2025

CISA Adds Microsoft and Zimbra Flaws to KEV Catalog Amid Active Exploitation

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday placed two security flaws impacting Microsoft Partner Center and Synacor Zimbra Collaboration Suite (ZCS) to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The vulnerabilities in question are as follows – CVE-2024-49035 (CVSS score: 8.7) – An improper access control vulnerability […]

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North Korean Hackers Steal $1.5B in Cryptocurrency

It looks like a very sophisticated attack against the Dubai-based exchange Bybit: Bybit officials disclosed the theft of more than 400,000 ethereum and staked ethereum coins just hours after it occurred. The notification said the digital loot had been stored in a “Multisig Cold Wallet” when, somehow, it was transferred to one of the exchange’s […]

Cyber News

LightSpy Expands to 100+ Commands, Increasing Control Over Windows, macOS, Linux, and Mobile

Cybersecurity researchers have flagged an updated version of the LightSpy implant that comes equipped with an expanded set of data collection features to extract information from social media platforms like Facebook and Instagram. LightSpy is the name given to a modular spyware that’s capable of infecting both Windows and Apple systems with an aim to […]

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Belarus-Linked Ghostwriter Uses Macropack-Obfuscated Excel Macros to Deploy Malware

Opposition activists in Belarus as well as Ukrainian military and government organizations are the target of a new campaign that employs malware-laced Microsoft Excel documents as lures to deliver a new variant of PicassoLoader. The threat cluster has been assessed to be an extension of a long-running campaign mounted by a Belarus-aligned threat actor dubbed […]

Cyber News

The AI Fix #39: AIs value their lives over yours, and flattery gets you nowhere

In episode 39 of the AI Fix, our hosts watch a drone and a robot dog shoot fireworks at each other, xAI launches Grok 3, Mark explains that AIs can design genomes now, a robot starts a punch up, Zuck becomes a mind reader, an AI cracks a ten-year science question in two days, and […]

Cyber News

5 Active Malware Campaigns in Q1 2025

The first quarter of 2025 has been a battlefield in the world of cybersecurity. Cybercriminals continued launching aggressive new campaigns and refining their attack methods. Below is an overview of five notable malware families, accompanied by analyses conducted in controlled environments. NetSupport RAT Exploiting the ClickFix Technique In early 2025, threat actors began exploiting a […]

Cyber News

2,500+ Truesight.sys Driver Variants Exploited to Bypass EDR and Deploy HiddenGh0st RAT

A large-scale malware campaign has been found leveraging a vulnerable Windows driver associated with Adlice’s product suite to sidestep detection efforts and deliver the Gh0st RAT malware. “To further evade detection, the attackers deliberately generated multiple variants (with different hashes) of the 2.0.2 driver by modifying specific PE parts while keeping the signature valid,” Check […]

Cyber News

GitVenom Malware Steals $456K in Bitcoin Using Fake GitHub Projects to Hijack Wallets

Cybersecurity researchers are calling attention to an ongoing campaign that’s targeting gamers and cryptocurrency investors under the guise of open-source projects hosted on GitHub. The campaign, which spans hundreds of repositories, has been dubbed GitVenom by Kaspersky. “The infected projects include an automation instrument for interacting with Instagram accounts, a Telegram bot that enables the […]

Cyber News

FatalRAT Phishing Attacks Target APAC Industries Using Chinese Cloud Services

Various industrial organizations in the Asia-Pacific (APAC) region have been targeted as part of phishing attacks designed to deliver a known malware called FatalRAT. “The threat was orchestrated by attackers using legitimate Chinese cloud content delivery network (CDN) myqcloud and the Youdao Cloud Notes service as part of their attack infrastructure,” Kaspersky ICS CERT said […]

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