Marquis Software Solutions experienced a ransomware attack that compromised the personal data of over 400,000 customers across multiple US banks and credit unions. The breach exploited vulnerabilities in SonicWall firewalls and involved the Akira ransomware gang, highlighting the importance of robust cybersecurity measures. #SonicWall #AkiraRansomware
Keypoints
- Marquis Software Solutions suffered a ransomware attack on August 14, 2025, exposing customer data.
- The attack was facilitated through a breach of SonicWall firewalls, exploited by the Akira ransomware gang.
- Over 400,000 customers from 74 banks and credit unions across multiple states were affected.
- Marquis has enhanced security controls, including patching firewalls, enabling multi-factor authentication, and geo-IP filtering.
- The attackers likely stole VPN credentials and seeds, using them to gain ongoing access even after patches were applied.