Ransomware Group: CEPHALUS

VICTIM NAME: Town of Vienna, VA

NOTE: No files or stolen information are [exfiltrated/downloaded/taken/hosted/seen/reposted/disclosed] by RedPacket Security. Any legal issues relating to the content of the files should be directed at the attackers directly, not RedPacket Security. This blog is simply posting an editorial news post informing that a company has fallen victim to a ransomware attack. RedPacket Security is in no way affiliated or aligned with any ransomware threat actors or groups and will not host infringing content. The information on this page is fully automated and redacted whilst being scraped directly from the CEPHALUS Onion Dark Web Tor Blog page.

AI Generated Summary of the Ransomware Leak Page

Town of Vienna, VA, a United States-based local government entity in the Public Sector, is identified as the victim on the leak page. The post is attributed to the Cephalus ransomware group. The leak page’s post date is August 26, 2025; there is no explicit compromise date provided in the metadata, so this date should be treated as the post date. The page description reads “coming soon,” indicating the leak entry is in an early stage of publication. The post notes the presence of a claim URL on the page, which aligns with extortion-focused leak sites; however, the available data does not disclose any data volume or ransom amount. There are no downloadable files or visible images indicated in the dataset. The victim’s industry is Public Sector, and the location is Vienna, Virginia, United States.

Media content on the page appears minimal. The dataset indicates zero screenshots or images and no downloadable files. There is no explicit statement in the provided data about whether the attackers encrypted systems or leaked data; the impact type remains unspecified in this feed. The only additional element beyond the victim’s identity is the presence of a claim URL on the page. No ransom amount or data size is disclosed in the current data.

CTI note: This listing is in an early state, with limited public content. If subsequent updates reveal data exfiltration, encryption, or a ransom demand, analysts should reassess the risk to Town of Vienna, VA and other public-sector targets in the region. In the meantime, standard defensive actions for municipal entities—monitoring extortion-related postings, reviewing backups, and maintaining network segmentation—remain prudent as part of ongoing ransomware preparedness.