Frequency
1
occurrences
First Seen
January 19, 2026
Last Seen
January 19, 2026
Related Threat Clusters
-
PDFSider Malware Targets Fortune 100 Finance Firm with Covert Backdoor Access
A new malware strain named PDFSider has been deployed on the network of a Fortune 100 company in the finance sector. The attackers utilized social engineering tactics to gain remote access and installed an encrypted…
2 articles · Updated January 19, 2026
Recent Intelligence Reports
- New PDFSider Windows malware deployed on Fortune 100 firm's network — Bleepingcomputer · January 19, 2026