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The Dovecat Monero-mining malware doesn't steal data, but it consumes large amounts of CPU and memory. This is the latest threat faced by QNAP customers - after research published in July 2020 identified that tens of thousands of NAS drives are potentially vulnerable to malware that prevents administrators from applying patches.
The recently discovered DreamBus botnet uses exploits and brute-force attacks to target PostgreSQL, Redis, SaltStack, Hadoop, Spark, and others enterprise-level apps that run on Linux systems. "The idea is to give the DreamBus gang a foothold on a Linux server where they could later download and install an open-source app that mines the Monero (XMR) cryptocurrency to generate profits for the attackers."
Two recently discovered Linux botnets - DreamBus and FreakOut - are designed for DDoS attacks, cryptocurrency mining and other malicious purposes.
