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NCSC warns of a surge in ransomware attacks on education institutions

Security Affairs

Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Recently Check Point researchers warned of a surge in the DDoS attacks against education institutions and the academic industry across the world. Pierluigi Paganini.

Education 145
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A mysterious code prevents QNAP NAS devices to be updated

Security Affairs

The user ianch99 in the QNAP NAS community forum reported that the antivirus ClamAV was failing to update due to 0.0.0.0 “Since recent firmware updates, the ClamAV Antivirus fails to update due to 700+ clamav.net entries in /etc/hosts, all set to 0.0.0.0 clamav.net host file entries. e.g.” wrote the user ianch99.

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BlackCat Ransomware gang breached over 60 orgs worldwide

Security Affairs

ALPHV has been advertising the BlackCat Ransomware-as-a-Service (RaaS) on the cybercrime forums XSS and Exploit since early December. Review antivirus logs for indications they were unexpectedly turned off. Install updates/patch operating systems, software, and firmware as soon as updates/patches are released.

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Lemon Group gang pre-infected 9 million Android devices for fraudulent activities

Security Affairs

Infected devices were used for multiple malicious activities, including traffic redirections through mobile proxies, info-stealing, click fraud, and social media and online messaging accounts and monetization via advertisements. It will launch intrusive advertisements when victims are using legitimate applications. 231 banking malware.

Mobile 87
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Avoslocker ransomware gang targets US critical infrastructure

Security Affairs

AvosLocker operators already advertised in the past a Linux variant, dubbed AvosLinux, of their malware claiming it was able to support Linux and ESXi servers. Install and regularly update antivirus software on all hosts, and enable real time detection.

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Top 10 Malware Strains of 2021

SecureWorld News

FormBook FormBook is an information stealer advertised in hacking forums. Malicious cyber actors then use the Remcos backdoor to issue commands and gain administrator privileges while bypassing antivirus products, maintaining persistence, and running as legitimate processes by injecting itself into Windows processes. Enforce MFA.

Malware 89
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Mobile malware evolution 2020

SecureList

After the application ran, it could follow one of several scenarios, depending on its creator’s greed and the advertising module’s capabilities. We had recorded apps featuring aggressive advertising appearing in Google Play before, but 2020 proved rich in this kind of cases. Advertising banner (left) and open Ewind.kp

Mobile 138