Compromised IAM Credentials Power a Large AWS Crypto Mining Campaign

Dec 16, 2025Ravie LakshmananMalware / Threat Detection An ongoing campaign has been observed targeting Amazon Web Services (AWS) customers using compromised Identity and Access Management (IAM) credentials to enable cryptocurrency mining. The activity, first detected by Amazon’s GuardDuty managed threat detection service and its automated security monitoring systems on November 2, 2025, employs never-before-seen persistence…

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New EVALUSION ClickFix Campaign Delivers Amatera Stealer and NetSupport RAT

Nov 17, 2025Ravie Lakshmanan Cybersecurity researchers have discovered malware campaigns using the now-prevalent ClickFix social engineering tactic to deploy Amatera Stealer and NetSupport RAT. The activity, observed this month, is being tracked by eSentire under the moniker EVALUSION. First spotted in June 2025, Amatera is assessed to be an evolution of ACR (short for “AcridRain”)…

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Iran-Linked MuddyWater Targets 100+ Organisations in Global Espionage Campaign

Oct 22, 2025Ravie LakshmananMalware / Cyber Espionage The Iranian nation-state group known as MuddyWater has been attributed to a new campaign that has leveraged a compromised email account to distribute a backdoor called Phoenix to various organizations across the Middle East and North Africa (MENA) region, including over 100 government entities. The end goal of…

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131 Chrome Extensions Caught Hijacking WhatsApp Web for Massive Spam Campaign

Oct 20, 2025Ravie LakshmananBrowser Security / Malware Cybersecurity researchers have uncovered a coordinated campaign that leveraged 131 rebranded clones of a WhatsApp Web automation extension for Google Chrome to spam Brazilian users at scale. The 131 spamware extensions share the same codebase, design patterns, and infrastructure, according to supply chain security company Socket. The browser…

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