Over the Kazuar’s nest: Cracking down on a freshly hatched backdoor used by Pensive Ursa

While tracking the evolution of Pensive Ursa (aka Turla, Uroburos), Unit 42 researchers came across a new, upgraded variant of Kazuar. Not only is Kazuar another name for the enormous and dangerous cassowary bird, Kazuar is an advanced and stealthy Read More …

Microsoft: SEO poisoning used to backdoor targets with malware

Microsoft is tracking a series of attacks that use SEO poisoning to infect targets with a remote access trojan (RAT) capable of stealing the victims’ sensitive info and backdooring their systems. The malware delivered in this campaign is SolarMarker (aka Read More …

Sunburst backdoor – code overlaps with Kazuar

On December 13, 2020, FireEye published a blog post detailing a supply chain attack leveraging Orion IT, an infrastructure monitoring and management platform by SolarWinds. In parallel, Volexity published an article with their analysis of related attacks, attributed to an Read More …