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New upgrades have been made to a Python-based "self-replicating, polymorphic bot" called Necro in what's seen as an attempt to improve its chances of infecting vulnerable systems and evading detection. "Although the bot was originally discovered earlier this year, the latest activity shows numerous changes to the bot, ranging from different command-and-control (C2) communications and the

Major software vulnerabilities are a fact of life, as illustrated by the fact that Microsoft has patched between 55 and 110 vulnerabilities each month this year – with 7% to 17% of those vulnerabilities being critical. May had the fewest vulnerabilities, with a total of 55 and only four considered critical. The problem is that the critical vulnerabilities are things we have seen for many years,

A new set of critical vulnerabilities has been disclosed in the Realtek RTL8170C Wi-Fi module that an adversary could abuse to gain elevated privileges on a device and hijack wireless communications. "Successful exploitation would lead to complete control of the Wi-Fi module and potential root access on the OS (such as Linux or Android) of the embedded device that uses this module," researchers

An ongoing cyber-espionage operation with suspected ties to China has been found targeting a Southeast Asian government to deploy spyware on Windows systems while staying under the radar for more than three years. "In this campaign, the attackers utilized the set of Microsoft Office exploits and loaders with anti-analysis and anti-debugging techniques to install a previously unknown backdoor on

A top Russian-language underground forum has been running a "contest" for the past month, calling on its community to submit "unorthodox" ways to conduct cryptocurrency attacks. The forum's administrator, in an announcement made on April 20, 2021, invited members to submit papers that assess the possibility of targeting cryptocurrency-related technology, including the theft of private keys and