article thumbnail

Ezuri memory loader used in Linux and Windows malware

Security Affairs

“The loader decrypts the malicious malware and executes it using memfd create (as described in this blog in 2018). Upon executing the code, it will ask the user the path for the payload to be encrypted and the password to be used for AES encryption to hide the malware within the loader.

article thumbnail

Security Affairs newsletter Round 417 by Pierluigi Paganini – International edition

Security Affairs

Every week the best security articles from Security Affairs are free for you in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Log4j Vulnerability Aftermath

Security Affairs

Uptycs has already shared details about remediation and detection steps for its customers in the previous blog. In this blog post, we will talk about various malware categories that attackers are taking advantage of the Log4j vulnerability. Xmrig is an open sourced Monero CPU Miner used to mine Monero cryptocurrency. Coinminers.

article thumbnail

New variant of Linux Botnet WatchBog adds BlueKeep scanner

Security Affairs

Experts at Intezer researchers have spotted a strain of the Linux mining that also scans the Internet for Windows RDP servers vulnerable to the Bluekeep. ” reads a blog post published by Intezer. ” reads a blog post published by Intezer. The new WatchBog variant, actively distributed since June.

Mining 68
article thumbnail

The Long Run of Shade Ransomware

Security Affairs

This file acts as downloader in the infection chain, using a series of hard-coded server addresses, It heavily rely on obfuscation and encryption to avoid the antimalware detection. Shade encrypts all the user files using an AES encryption scheme. Background of the infected machine, after encryption phase. Conclusions.

article thumbnail

Ransomware, Leakware, Scareware… Oh My!

Thales Cloud Protection & Licensing

Encryption is… a panic room for your data and means you’ve treated your data well by preparing for those smash-and-grab attacks in advance. Those wearing electronic Jason masks have recently stalked other avenues of enterprise torture such as crypto-mining. The Dagger of Choice: Encryption with Strong Access Controls.

article thumbnail

NSA, CISA Report Outlines Risks, Mitigations for Kubernetes

eSecurity Planet

“While data theft is traditionally the primary motivation, cyber actors seeking computational power (often for cryptocurrency mining) are also drawn to Kubernetes to harness the underlying infrastructure. . “Kubernetes can be a valuable target for data and/or compute power theft,” the authors wrote.

Risk 109