Researchers at LevelBlue have uncovered a new variant of the SysUpdate malware targeting Linux systems during a digital forensics and incident response (DFIR) engagement. The sample masquerades as a legitimate system service and uses sophisticated encryption for its command-and-control (C2) communications. By reverse-engineering the malware, the team developed emulation tools to decrypt its traffic, aiding […] The post Researchers Uncover New SysUpdate Malware Variant Targeting Linux Systems appeared first on Cyber Security News.