Quartus Engineering in the United States has fallen victim to a ransomware attack executed by the threat actor Play, which led to significant data encryption and operational disruption. The incident highlights the ongoing cybersecurity threats faced by organizations in the US. #UnitedStates
Incident Details
- Victim: Quartus Engineering
- Country: US
- Actor: play
- Source: http://k7kg3jqxang3wh7hnmaiokchk7qoebupfgoik6rha6mjpzwupwtj25yd.onion//topic.php?id=TWQzZGWXyTMTSn
- Discovered: 2025-07-31 19:24:39.835090
- Published: 2025-07-31 19:23:55.144907
Information
- Ransomware attack targeted Quartus Engineering.
- The incident occurred in the United States.
- The responsible actor involved in the attack is known as βplay.β

Disclaimer: This post is based on public claims made by the ransomware group "play". I cannot confirm the accuracy of the information. However, I would be happy to share any official statement from the affected organization to provide clarification.