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New Attacks, Old Tricks, Bigger Impact

New Attacks, Old Tricks, Bigger Impact

Mar 10, 2025Ravie LakshmananCybersecurity / Newsletter Cyber threats today don’t just evolve—they mutate rapidly, testing the resilience of everything from global financial systems to critical infrastructure. As cybersecurity confronts new battlegrounds—ranging from nation-state espionage and… 

SilentCryptoMiner Infects 2,000 Russian Users via Fake VPN and DPI Bypass Tools

SilentCryptoMiner Infects 2,000 Russian Users via Fake VPN and DPI Bypass Tools

Mar 10, 2025Ravie LakshmananThreat Intelligence / Cybercrime A new mass malware campaign is infecting users with a cryptocurrency miner named SilentCryptoMiner by masquerading it as a tool designed to circumvent internet blocks and restrictions around… 

FIN7, FIN8, and Others Use Ragnar Loader for Persistent Access and Ransomware Operations

FIN7, FIN8, and Others Use Ragnar Loader for Persistent Access and Ransomware Operations

Mar 07, 2025Ravie Lakshmanan Threat hunters have shed light on a “sophisticated and evolving malware toolkit” called Ragnar Loader that’s used by various cybercrime and ransomware groups like Ragnar Locker (aka Monstrous Mantis), FIN7, FIN8,… 

Microsoft Warns of Malvertising Campaign Infecting Over 1 Million Devices Worldwide

Microsoft Warns of Malvertising Campaign Infecting Over 1 Million Devices Worldwide

Mar 07, 2025Ravie LakshmananMalvertising / Open Source Microsoft has disclosed details of a large-scale malvertising campaign that’s estimated to have impacted over one million devices globally as part of what it said is an opportunistic… 

This Malicious PyPI Package Stole Ethereum Private Keys via Polygon RPC Transactions

This Malicious PyPI Package Stole Ethereum Private Keys via Polygon RPC Transactions

Mar 07, 2025Ravie LakshmananMalware / Blockchain Cybersecurity researchers have discovered a malicious Python package on the Python Package Index (PyPI) repository that’s equipped to steal a victim’s Ethereum private keys by impersonating popular libraries. The… 

U.S. Secret Service Seizes Russian Garantex Crypto Exchange Website

U.S. Secret Service Seizes Russian Garantex Crypto Exchange Website

Mar 07, 2025Ravie LakshmananCryptocurrency / Ransomware A coalition of international law enforcement agencies has seized the website associated with the cryptocurrency exchange Garantex (“garantex[.]org”), nearly three years after the service was sanctioned by the U.S.… 

Safe{Wallet} Confirms North Korean TraderTraitor Hackers Stole .5 Billion in Bybit Heist

Safe{Wallet} Confirms North Korean TraderTraitor Hackers Stole $1.5 Billion in Bybit Heist

Mar 07, 2025Ravie LakshmananSecurity Breach / Cryptocurrency Safe{Wallet} has revealed that the cybersecurity incident that led to the Bybit $1.5 billion crypto heist is a “highly sophisticated, state-sponsored attack,” stating the North Korean threat actors…