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Q&A: Crypto jackers redirect illicit mining ops to bigger targets — company servers

The Last Watchdog

Illicit crypto mining is advancing apace. It began when threat actors began stealthily embedding crypto mining functionality into the web browsers of unwitting individuals. Related article: Illicit crypto mining hits cloud services. Arsene: It’s important to understand that crypto mining may seem benign.

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500M Avira Antivirus Users Introduced to Cryptomining

Krebs on Security

Many readers were surprised to learn recently that the popular Norton 360 antivirus suite now ships with a program which lets customers make money mining virtual currency. For example, it doesn’t specify how much NortonLifeLock gets out of the deal (NortonLifeLock keeps 15 percent of any cryptocurrency mined by Norton Crypto).

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Cloud-Based Cryptocurrency mining attacks abuse GitHub Actions and Azure VM

Security Affairs

Researchers investigated cloud-based cryptocurrency mining attacks targeting GitHub Actions and Azure VMs. Researchers from Trend Micro published a report that details cloud-based cryptocurrency mining attacks targeting GitHub Actions and Azure VMs and the threat actors behind them. SecurityAffairs – hacking, cryptocurrency mining).

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The Life Cycle of a Breached Database

Krebs on Security

There, denizens with computer rigs that are built primarily for mining virtual currencies can set to work using those systems to crack passwords. But a decent crypto-mining rig can quickly crack a majority of password hashes generated with MD5 (one of the weaker and more commonly-used password hashing algorithms).

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Pacha Group declares war to rival crypto mining hacking groups

Security Affairs

Two hacking groups associated with large-scale crypto mining campaigns, Pacha Group and Rocke Group , wage war to compromise as much as possible cloud-based infrastructure. “As an example, systemten[.]org org is in this blacklist and it is known that Rocke Group has used this domain for their crypto-mining operations.

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Leveraging user-generated social media content with text-mining examples

IBM Big Data Hub

One of the best ways to take advantage of social media data is to implement text-mining programs that streamline the process. What is text mining? When used strategically, text-mining tools can transform raw data into real business intelligence , giving companies a competitive edge. How does text mining work?

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GUEST ESSAY: Tapping Bitcoin’s security — to put a stop to ‘51% attacks’ of cryptocurrency exchanges

The Last Watchdog

In Bitcoin, for example, a process known as “Proof-of-Work” (“PoW”) involves miners solving a difficult mathematical problem with powerful computers. The presence of hashrate rental marketplaces like NiceHash make acquiring the required mining power easy; an attacker could rewrite an entire day of Bitcoin SV’s blockchain for less than $150k.