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Blue Mockingbird Monero-Mining campaign targets web apps

Security Affairs

Crooks exploit CVE-2019-18935 deserialization vulnerability to achieve remote code execution in Blue Mockingbird Monero-Mining campaign. “Blue Mockingbird is the name we’ve given to a cluster of similar activity we’ve observed involving Monero cryptocurrency-mining payloads in dynamic-link library (DLL) form on Windows systems.”

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A backdoor mechanism found in tens of Ruby libraries

Security Affairs

Maintainers of the RubyGems package repository have removed 18 malicious versions of 11 Ruby libraries that contained a backdoor. Maintainers of the RubyGems package repository have discovered a backdoor mechanism in 18 malicious versions of 11 Ruby libraries. At least a nother 10 projects were found containing the malicious code.

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Supply-chain attack on NPM Package UAParser, which has millions of daily downloads

Security Affairs

CISA warned of crypto-mining malware hidden in a popular JavaScript NPM library, named UAParser.js, which has millions of weekly downloads. Cybersecurity and Infrastructure Security Agency published an advisory to warn of the discovery of a crypto-mining malware in the popular NPM Package UAParser.js.

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Targeted operation against Ukraine exploited 7-year-old MS Office bug

Security Affairs

It’s a PPSX file, seemingly an outdated US Army manual for tank mine clearing blades (MCB). The payload includes a dynamic-link library (vpn.sessings) that injects the post-exploitation tool Cobalt Strike Beacon into memory and awaits commands from the C2 server. The PPSX file contains a remote link to an external OLE object.

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Weekly podcast: Australian Cabinet Files, Matt Hancock MP’s app and Monero mining

IT Governance

Unfortunately, however, the BBC reports that there are a few “teething troubles […] with some users saying their privacy has been compromised after responding to an on-screen prompt asking for access to their photo library. The app then still […] accesses the photo library whether the user denies access or not.”. What’s that?

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30 Docker images downloaded 20M times in cryptojacking attacks

Security Affairs

The expert determined the number of cryptocurrencies that were mined to a mining pool account by inspecting the mining pool. Half of the images discovered by the expert were using a shared mining pool, by he estimated that threat actors mined US$200,000 worth of cryptocurrencies in a two-year period.

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Log4Shell was in the wild at least nine days before public disclosure

Security Affairs

Threat actors are already abusing Log4Shell vulnerability in the Log4j library for malicious purposes such as deploying malware. A few hours ago, researchers at NetLab 360 reported that their Anglerfish and Apacket honeypots were already hit by attacks attempting to trigger the Log4Shell flaw in the Log4j library.

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