Fake GitHub Pages Used to Deliver Atomic Stealer to Mac Users in 2024
In early 2024, cybercriminals launched a large-scale campaign targeting macOS users by leveraging SEO poisoning, fraudulent GitHub repositories, and fake GitHub Pages to distribute the Atomic (AMOS) infostealer malware. Attackers lured users searching for popular software with malicious websites that mimicked legitimate download portals, redirecting victims to GitHub-hosted payloads. Once executed, the malware exfiltrated critical information such as credentials, browser data, cryptocurrency wallets, and system details, putting both individuals and organizations at serious risk. The campaign’s scope and reliance on open-source infrastructure enabled the threat actors to infect a wide swathe of Mac users with relative ease. This incident is particularly relevant due to the increasing prevalence of infostealer malware targeting macOS, the cunning use of SEO manipulation for initial access, and the abuse of trusted development platforms like GitHub. Security teams must be vigilant as these multi-vector attacks blend social engineering, supply chain compromise, and cloud service misuse to evade traditional defenses.
Kill Chain