Security News

Uphold Linux systems’ performance and availability in Azure
2023-11-08 04:00

That's why we've partnered with the Microsoft Azure team to test CIS Hardened Images for Linux using Azure Monitor Agent. For context, Azure Monitor is a service that helps you evaluate the availability and performance of your applications and services in Microsoft Azure.

Hackers exploit Looney Tunables Linux bug, steal cloud creds
2023-11-06 20:26

The operators of the Kinsing malware are targeting cloud environments with systems vulnerable to "Looney Tunables," a Linux security issue identified as CVE-2023-4911 that allows a local attacker to gain root privileges on the system. In a report from cloud security company Aqua Nautilus, researchers describe a Kinsing malware attack where the threat actor exploited CVE-2023-4911 to elevate permissions on a compromised machine.

Kinsing Actors Exploiting Recent Linux Flaw to Breach Cloud Environments
2023-11-03 13:12

The threat actors linked to Kinsing have been observed attempting to exploit the recently disclosed Linux privilege escalation flaw called Looney Tunables as part of a "new experimental campaign"...

BiBi-Linux wiper targets Israeli companies
2023-10-31 11:50

Attackers have started using new wiper malware called BiBi-Linux to attack Israeli companies and destroy their data. The Security Joes Incident Response team found the malware during a forensics investigation of a breach within an Israeli company.

New BiBi-Linux wiper malware targets Israeli orgs in destructive attacks
2023-10-30 16:53

A new malware wiper known as BiBi-Linux is being used to destroy data in attacks targeting Linux systems belonging to Israeli companies. The wiper sample discovered by Security Joes also features no obfuscation, packing, or other protective measures, making malware analysts' jobs much easier.

StripedFly malware framework infects 1 million Windows, Linux hosts
2023-10-26 14:47

A sophisticated cross-platform malware platform named StripedFly flew under the radar of cybersecurity researchers for five years, infecting over a million Windows and Linux systems during that time. Kaspersky discovered the true nature of the malicious framework last year, finding evidence of its activity starting in 2017, with the malware wrongly classified as just a Monero cryptocurrency miner.

BlackCat ransomware uses new ‘Munchkin’ Linux VM in stealthy attacks
2023-10-19 21:40

The introduction of Munchkin to BlackCat's already extensive and advanced arsenal makes the RaaS more attractive to cybercriminals seeking to become ransomware affiliates. After compromising a device, the threat actors install VirtualBox and create a new virtual machine using the Munchkin ISO. This Munchkin virtual machine includes a suite of scripts and utilities that allow the threat actors to dump passwords, spread laterally on the network, build a BlackCat 'Sphynx' encryptor payload, and execute programs on network computers.

Qubitstrike attacks rootkit Jupyter Linux servers to steal credentials
2023-10-18 10:00

Hackers are scanning for internet-exposed Jupyter Notebooks to breach servers and deploy a cocktail of malware consisting of a Linux rootkit, crypto miners, and password-stealing scripts. In a new campaign called 'Qubitstrike,' the threat actors download malicious payloads to hijack a Linux server for cryptomining and to steal credentials for cloud services, such as AWS and Google Cloud.

ShellBot Uses Hex IPs to Evade Detection in Attacks on Linux SSH Servers
2023-10-12 11:27

The threat actors behind ShellBot are leveraging IP addresses transformed into its hexadecimal notation to infiltrate poorly managed Linux SSH servers and deploy the DDoS malware. "The overall...

Researcher bags two-for-one deal on Linux bugs while probing GNOME component
2023-10-10 16:01

Cue files - which store the metadata that defines the layout of music on a CD. Given that it's often used alongside the FLAC audio format, open source audio players like Audacious are dependent on the library. The tracker-miners application initializes automatically when a file is either added or modified in a subdirectory of the home directory.