December 2, 2021 07:48

Magnat campaigns use malvertising to deliver information stealer, backdoor and malicious Chrome extension

By Tiago Pereira. * Talos recently observed a malicious campaign offering fake installers of popular software as bait to get users to execute malware on their systems. * This campaign includes a set of malware distribution campaigns that started in late 2018 and have targeted

October 4, 2021 14:22

Threat hunting in large datasets by clustering security events

By Tiago Pereira. * Security tools can produce very large amounts of data that even the most sophisticated organizations may struggle to manage. * Big data processing tools, such as spark, can be a powerful tool in the arsenal of security teams. * This post walks through thr