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The BlueNoroff cryptocurrency hunt is still on

SecureList

Also, we have previously reported on cryptocurrency-focused BlueNoroff attacks. It appears that BlueNoroff shifted focus from hitting banks and SWIFT-connected servers to solely cryptocurrency businesses as the main source of the group’s illegal income.

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Clouding the issue: what cloud threats lie in wait in 2022?

Malwarebytes

The linked article focuses on misconfiguration, phishing issues, limiting data share, and the ever-present Internet of Things. Cryptocurrency wallet attacks. People new to cryptocurrency often gravitate to services which take the hassle out of setting everything up. Below, we dig into a few of those.

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Mortal Kombat ransomware forms tag team with crypto-stealing malware

Malwarebytes

Depending on the flow of infection, targets can expect to find a demand for payment to unlock encrypted files or sneaky malware looking to grab cryptocurrency details from system clipboard functions. The email is cryptocurrency themed, and claims that a payment of yours has “timed out” and will need resending.

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IIS extensions are on the rise as backdoors to servers

Malwarebytes

The Microsoft 365 Defender Research Team has warned that attackers are increasingly leveraging Internet Information Services (IIS) extensions as covert backdoors into servers. Exchange Server 2016 and Exchange Server 2019 automatically configure multiple Internet Information Services (IIS) virtual directories during the server installation.

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Sysrv botnet is out to mine Monero on your Windows and Linux servers

Malwarebytes

The variant they focused on uses a range of known exploits for vulnerabilities in web apps and databases to install cryptocurrency miners on both Windows and Linux systems. Once it has gained a foothold and the bot malware is running on a compromised system it deploys a Monero cryptocurrency miner. The favorite cryptocurrency.

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Octo Tempest cybercriminal group is "a growing concern"—Microsoft

Malwarebytes

In a security blog about Octo Tempest Microsoft states: “Octo Tempest monetized their intrusions in 2022 by selling SIM swaps to other criminals and performing account takeovers of high-net-worth individuals to steal their cryptocurrency.” Create offsite, offline backups. How to avoid ransomware Block common forms of entry.

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Medical research data Advarra stolen after SIM swap

Malwarebytes

In 2022, Octo Tempest began selling SIM swaps to other criminals and performing account takeovers of high-net-worth individuals in order to steal their cryptocurrency. Create a plan for patching vulnerabilities in internet-facing systems quickly; and disable or harden remote access like RDP and VPNs. Create offsite, offline backups.