GreedyBear: 40 Fake Crypto Wallet Extensions Found on Firefox Marketplace

A new, coordinated cybercrime campaign called "GreedyBear" has stolen over $1 million from crypto users. Learn how the group uses malicious extensions, malware, and fake websites in an industrial-scale attack uncovered by Koi Security...

Secret Blizzard Deploys Kazuar Backdoor in Ukraine Using Amadey Malware-as-a-Service

The Russian nation-state actor tracked as Secret Blizzard has been observed leveraging malware associated with other threat actors to deploy a known backdoor called Kazuar on target devices located in Ukraine. The new findings come from the Microsoft threat intelligence team, which said it observ...

CoinHive URL Shortener Abused to Secretly Mine Cryptocurrency Using Hacked Sites

Security researchers have been warning about a new malicious campaign that leverages an alternative scheme to mine cryptocurrencies without directly injecting the infamous CoinHive JavaScript into thousands of hacked websites. Coinhive is a popular browser-based service that offers website owners...