Tuesday 3 November
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Yoba malware hides a crypto miner behind fake ChatGPT and Claude desktop apps

Severity
High
Sources
1

Attackers created fake AI desktop apps on that looked like ChatGPT and Claude. The downloads contained a legitimate signed program alongside a malicious file, and when run they quietly installed software that uses the victim's computer to mine cryptocurrency.

Like I’m new · Written by AI from 1 source · Wrong?

What to do

  1. Only download AI tools from official vendor sites rather than GitHub repositories or search-result links.
  2. Check endpoints for a WMProcess folder under ProgramData, a copy of WMPDMC.exe, or a wmpdui.dll file.
  3. Review scheduled tasks for entries authored as Microsoft Corporation that launch WMPDMC.exe three minutes after boot.
  4. Investigate any unexpected Tor activity or sustained high CPU usage that could indicate cryptocurrency mining.

Written by AI from the sources, checked against them

Full story timeline · 1 update

  1. Fri 30 OctoberYoba Malware Hides a Crypto Miner Behind Legitimate OpenAI and Anthropic BinariesSecurity Affairs

Who reported · 1 outlet

Security Affairs

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