MacSync Stealer Malware — Analysis, Campaigns & Threat Activity

Threat entity extracted from intelligence sources

Frequency
20
occurrences
First Seen
November 12, 2025
Last Seen
August 19, 2026

Related Threat Clusters

Recent Intelligence Reports

  • Risky Bulletin: Slovakia finds Russian backdoor in traffic speed cameras — News.Risky.Biz · August 19, 2026
  • Microsoft Links 30+ Domains to MacSync Stealer’s Credential-Theft and Data — Gbhackers · August 19, 2026
  • Microsoft Links 30+ Rotating Domains to MacSync Stealer Infrastructure — Thehackernews · August 19, 2026
  • MacSync Stealer: How a Google Search for Claude Led to a macOS Infostealer — Huntress · August 17, 2026
  • A Weaponized Google Ad Install Malicious Claude Code to Hijack Entire macOS — Cybersecuritynews · July 1, 2026
  • MacSync Stealer Hijacks macOS via Fake Claude Code Google Ads — Gbhackers · July 1, 2026
  • Duncan said in the report — isc.sans.edu · May 4, 2026
  • Hackers replace top Google result for Homebrew with sponsored MacOS malware — Cybernews · May 4, 2026

CVSS v3.1 Breakdown