Ransomware Group: SINOBI

VICTIM NAME: T&D Engineers

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 SINOBI Onion Dark Web Tor Blog page.

AI Generated Summary of the Ransomware Leak Page

The leak page concerns the victim, T&D Engineers, described as a Houston, Texas–based mechanical, electrical and plumbing (MEP) consulting engineering firm operating within the construction sector. The page emphasizes the firm’s services across the building lifecycle, including initial planning and design, construction administration, ongoing upgrades and renovations, and system troubleshooting. The post is dated August 9, 2025, and the attackers claim that the firm’s data has been encrypted, with a ransom amount listed at 5.6 million USD. While the excerpt does not spell out exact data types affected, the encryption claim aligns with a ransomware scenario that typically accompanies a threat of data release or continued access disruption. The page also includes a ransom claim link as part of the public post.

The leak entry features five image attachments (screenshots or related visuals) accompanying the post. The exact content of these images is not described in the provided excerpt. The image assets appear to be hosted on a Tor onion service, and no additional downloadable files are indicated beyond these images. The post content references a date stamp of 09/08/2025 in relation to the ransom claim, while the metadata shows the post date as August 9, 2025. Taken together, these elements are consistent with a standard ransomware leak-page pattern meant to pressure the victim and provoke public attention.

Overall, the leak page presents a ransomware-encryption scenario targeting T&D Engineers in the United States, with an implied impact of encrypted data and a ransom demand of USD 5.6 million. The victim name is preserved in this summary, while other company names found in the text are not emphasized. The page includes a claim URL and multiple image attachments hosted via onion addresses, which are typical features of modern leak sites used to pressure victims and signal potential data exposure.