CTI · reviewed · 2026-10-05

Atomic macOS (AMOS) Stealer infection campaign observed

Full story & timeline

MITRE ATT&CK

• T1204 User Execution Execution
• T1036 Masquerading Stealth
• T1503 Credentials from Web Browsers Credential Access

Indicators

No curated indicators tied to this case.

Detections

No detection content yet — case analysis did not yield signal-specific telemetry. Check back after the next daily CTI pass.

References

• https://malware.news/t/2026-09-10-atomic-macos-amos-stealer-infection/125518#post_1
• https://unit42.paloaltonetworks.com/atomic-macos-amos-stealer-activity/
• https://malware.news/t/2026-10-02-atomic-macos-amos-stealer-infection-from-malicious-ad-impersonating-claude-code/126123#post_1
• https://malware.news/t/2026-10-02-atomic-macos-amos-stealer-infection-from-malicious-ad-impersonating-claude-code/126123