Argentine telecom company hit by major ransomware attack

Telecom Argentina says it has contained the attack and regained access to its systems without paying up. Telecom Argentina, one of the country’s largest Internet Service Providers (ISPs), has suffered a major ransomware attack, according to a local report. The cybercriminals behind the attack demanded US$7.5 million in Monero cryptocurrency to unlock the encrypted files, but … More Argentine telecom company hit by major ransomware attack

High‑profile Twitter accounts hacked to promote Bitcoin scam

Tech titans and prominent politicians among victims of a sprawling hack that Twitter says leveraged its internal tools. Twitter is reeling from what is arguably the biggest security breach in its history after the accounts of a long list of high-profile figures – including Barack Obama, Joe Biden, Elon Musk, Bill Gates and Jeff Bezos … More High‑profile Twitter accounts hacked to promote Bitcoin scam

Trojanized Mac cryptocurrency app collects wallets and screenshots, ESET Research discovers

ESET researchers have recently discovered websites distributing trojanized cryptocurrency trading applications for Mac computers. These were legitimate apps wrapped with GMERA malware, whose operators used them to steal information, such as browser cookies, cryptocurrency wallets and screen captures. In this campaign, the legitimate Kattana trading application was rebranded – including setting up copycat websites – … More Trojanized Mac cryptocurrency app collects wallets and screenshots, ESET Research discovers

European supercomputers hacked to mine cryptocurrency

Several high-performance computers working on COVID-19 research have been forced offline following a string of attacks. Multiple supercomputers across Europe that are working on COVID-19 research have been targeted by cryptocurrency-mining attacks over the past week. The reports of the incursions started pouring in last Monday, when supercomputers in the United Kingdom and Germany were among the … More European supercomputers hacked to mine cryptocurrency

ESET researchers disrupt cryptomining botnet VictoryGate

ESET researchers have recently discovered a previously undocumented botnet named VictoryGate. It has been active since at least May 2019, and is composed mainly of devices in Peru, where over 90% of the infected devices are located. The main activity of the botnet is mining Monero cryptocurrency. The victims include organizations in both public and … More ESET researchers disrupt cryptomining botnet VictoryGate