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Enhanced capabilities sustain the rapid growth of Vo1d botnet

Security Affairs

In August 2024, several users reported that Dr.Web antivirus detected changes in their TV box system files. Users may also mistakenly believe TV boxes are more secure than smartphones and are less likely to install antivirus software, increasing their risk when downloading third-party apps or unofficial firmware.

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How ToddyCat tried to hide behind AV software

SecureList

This is a utility driver used to update PC drivers, BIOS and firmware. Our analysis of the tool code found that the data in the payload file is encrypted using AES-128. Snippet of code for determining the encryption algorithm The decryption key is in the first 32 bytes of the payload file, followed by the encrypted data block.

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New tech on SSDs to stop ransomware spread

CyberSecurity Insiders

Presenting their find at the IEEE International Conference on Distributed Computing Systems in 2018, a team of researchers refined their invention even further that led to the innovation of a firmware that blocks ransomware from encrypting data on a computer network.

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ESET Product Review

eSecurity Planet

Antivirus solutions have long been a staple of cybersecurity practices. However, antivirus is no longer enough to protect an entire organization’s infrastructure. . Some antivirus solutions have expanded their offerings to include a more comprehensive suite of security tools to match the needs of modern organizations.

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New Cring ransomware deployed targeting unpatched Fortinet VPN devices

Security Affairs

This ransomware encrypts data from victims with AES-256 + RSA-8192 and then demands a ~ 2 BTC ransom to get the files back. At least in one case, an attack of the ransomware resulted in a temporary shutdown of the industrial process due to servers used to control the industrial process becoming encrypted.”

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How to Decrypt Ransomware Files – And What to Do When That Fails

eSecurity Planet

However, even with the best planning, organizations can find a few users, machines, or systems that were overlooked or whose backup may be corrupted or encrypted. How Does Ransomware Encryption Work? Ransomware encryption works like any other encryption. The file extensions of the encrypted files will also provide a clue.

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NCSC warns of a surge in ransomware attacks on education institutions

Security Affairs

Once gained the foothold in the target network, the attackers will attempt lateral movements to elevate the privileges and search for high-value machines to encrypt (i.e. backup servers, network shares, servers, auditing devices). PowerShell) to easily deploy tooling or ransomware.

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