Linux

Linux Threat Report 2021 1H: Linux Threats in the Cloud and Security Recommendations

August 23, 2021

Linux powers many cloud infrastructures today. However, it is not immune to threats and risks. We discuss several pressing security issues including malware and vulnerabilities that compromise Linux systems in the first half of 2021.

Linux

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A Look at Linux: Threats, Risks, and Recommendations
January 26, 2021
This article aims to discuss the Linux threat landscape and examine how Linux has become an attractive target for attackers, as well as how it can be prone to a variety of threats and risks.
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Watchbog Exploits Jira and Exim Vulnerabilities to Infect Linux Servers With Cryptocurrency Miner
July 26, 2019
Threat actors are targeting Linux servers with vulnerable software, namely the project management tool Jira and the message transfer agent Exim, using a variant of the Watchbog trojan, which drops a Monero miner to expand their botnet.
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eCh0raix Ransomware Found Targeting QNAP Network-Attached Storage Devices
July 11, 2019
A newly uncovered ransomware family was found targeting QNAP network-attached storage (NAS) devices. Named eCh0raix, the malware was reportedly designed for targeted ransomware attacks.
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HiddenWasp Malware Targets Linux Systems, Borrows Code from Mirai, Winnti
May 31, 2019
Security researchers uncovered a new malware targeting Linux systems: HiddenWasp. Learn its backdoor and rootkit capabilities — and how users and organizations can defend against this threat.
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NamPoHyu aka MegaLocker Virus Ransomware Found Remotely Encrypting Samba Servers
April 18, 2019
A ransomware family was recently spotted targeting vulnerable Samba servers: NamPoHyu Virus aka MegaLocker Virus. NamPoHyu Virus searches for publicly accessible Samba servers, brute-forces them, and runs the ransomware locally to encrypt the exposed servers.
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Cryptocurrency-mining Malware Targets Linux Systems, Uses Rootkit for Stealth
November 08, 2018
We recently encountered a cryptocurrency-mining malware affecting Linux systems. It is notable for being bundled with a rootkit component that hides the malicious process’ presence from monitoring tools.
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Erebus Linux Ransomware: Impact to Servers and Countermeasures
June 15, 2017
A South Korean web hosting company was hit by a Linux version of the Erebus ransomware. Here’s what you need to know about the threat and what sysadmins can do to defend against it.
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Linux Security: A Closer Look at the Latest Linux Threats
September 13, 2016
A rundown of the latest wave of threats targeting Linux systems.
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Mumblehard Botnet That Targeted Linux Systems Has Been Shut Down
April 11, 2016
Mumblehard, a botnet that targets servers running Linux has been shut down a year after it was first discovered.
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