Malwarebytes

MAY 6, 2022

REvil (aka Sodinokibi) first appeared in May 2020 and has been responsible for numerous high-profile ransomware attacks, including arguably the biggest ransomware attack of all time—a supply-chain attack on Kaseya VSA in July 2021 that is thought to have affected over 1,000 businesses. An old enemy returns.

Ransomware 84

Ransomware Encryption Accountability Technology 84

Malwarebytes

JUNE 3, 2022

Conti ransomware and the group that distributes it has been a dangerous, noisy presence in the ransomware ecosystem since 2020. Implement regular backups of all data to be stored as air-gapped, password-protected copies offline. Install and regularly update antivirus software on all hosts, and enable real-time detection.

Ransomware 102

Ransomware Accountability Technology Firmware 102

SecureList

NOVEMBER 18, 2022

In July, we reported a rootkit that we found in modified Unified Extensible Firmware Interface (UEFI) firmware, the code that loads and initiates the boot process when the computer is turned on. In late August 2020, we published an overview of DeathStalker and its activities, including the Janicab, Evilnum and PowerSing campaigns.

Malware 104

Malware Computers and Electronics Adware Cryptocurrency 104

eSecurity Planet

FEBRUARY 15, 2022

The agencies offered some sound cybersecurity advice for BlackByte that applies pretty generally: Conduct regular backups and store them as air-gapped, password-protected copies offline. Update and patch operating systems, software, and firmware as soon as updates and patches are released.

Ransomware 126

Ransomware Encryption Backups Accountability 126

SecureWorld News

OCTOBER 29, 2020

October 29, 2020. Both frameworks are very robust and are highly effective dual-purpose tools, allowing actors to dump clear text passwords or hash values from memory with the use of Mimikatz. Patch operating systems, software, and firmware as soon as manufacturers release updates. Ryuk attacks on hospitals: 'unprecedented'.

Ransomware 61

Ransomware Healthcare Backups Cybercrime 61

Malwarebytes

APRIL 5, 2023

By January 2023, education had claimed over 80 percent of all global malware incidents —a staggering lead that has held since 2020. In fact, 57 percent of all ransomware incidents disclosed to the FBI involved K–12 districts at the start of the 2020/2021 school year, compared to just 28 percent the year prior.

Education 63

Education Ransomware Cybersecurity Risk 63

SecureList

NOVEMBER 26, 2021

This toolset was in use from as early as July 2020, mainly targeting Southeast Asian entities, including government agencies and telecoms companies. Apart from Trojanized installers, we also observed infections involving use of a UEFI (Unified Extensible Firmware Interface) and MBR (Master Boot Record) bootkit. Gamers beware.

Malware 91

Malware Banking Energy and Utilities Accountability 91

eSecurity Planet

MARCH 23, 2022

Chinese APT attackers developed a Unified Extensible Firmware Interface (UEFI) malware that hijacks the booting sequence and is saved in the SPI flash memory of the motherboard beyond where most tools might remove it. Use strong passwords. Maintain effective endpoint security ( antivirus , EDR ). Strong Access Control for Users.

Firewall 107

Firewall Malware Phishing Software 107