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 …

Adversary Infrastructure Report 2020: A Defender’s View

Recorded Future tracks the creation and modification of new malicious infrastructure for a multitude of post-exploitation toolkits, custom malware frameworks, and open-source remote access trojans. The effort has been ongoing since 2017, when Insikt Group created methodologies to identify the Read More …

MountLocker ransomware gets slimmer, now encrypts fewer files

MountLocker ransomware received an update recently that cut its size by half but preserves a weakness that could potentially allow learning the random key used to encrypt files. This ransomware operation started in July 2020, and it targets corporate networks. Read More …

What did DeathStalker hide between two ferns?

DeathStalker is a threat actor who has been active starting 2012 at least, and we exposed most of his past activities in a previous article, as well as during a GREAT Ideas conference in August 2020. The actor draught our Read More …

Ghimob: a Tétrade threat actor moves to infect mobile devices

Guildma, a threat actor that is part of the Tétrade family of banking trojans, has been working on bringing in new techniques, creating new malware and targeting new victims. Recently, their new creation, the Ghimob banking trojan, has been a Read More …