Harvester: APT Group Expands Toolset With New GoGra Linux Backdoor

Reported 01 May 2026 by otx · Severity: medium

The Harvester APT group has developed a new Linux version of its GoGra backdoor that uses the legitimate Microsoft Graph API and Outlook mailboxes as a covert command-and-control channel. The malware employs social engineering lures with tailored decoy documents, masquerading mal