tommer construction Data Breach

tommer construction, a manufacturing company based in the United States, has been identified as a victim by the Qilin ransomware group. The listing on the group’s leak site was observed on August 11, 2026, and was detected by SOCRadar’s Dark Web Monitoring service. As a US manufacturer, tommer construction falls within a sector and geographic region frequently targeted by Qilin, indicating a pattern of opportunistic cyberattacks against industrial firms. Over the 60 days preceding this listing, Qilin claimed over 150 other victims, positioning it as one of the most active ransomware operations currently tracked. The group primarily targets industries such as manufacturing, business services, and professional services. Its victims are predominantly located in the United States, Germany, and France, with the United States being the most frequent target. Recent US manufacturing companies, including B Wright Drywall, Astro Electroplating, Wire Products, and Sun Dolphin Boats, have also been listed by Qilin, underscoring that a mid-market US industrial supplier like tommer construction aligns perfectly with the group’s typical targeting profile.

A review of SOCRadar’s stealer-log telemetry for tommerconstruction[.]com returned no direct records within the queried data slice. It is important to interpret this finding cautiously, as the telemetry query operates on a paginated and filtered sample. Therefore, the absence of records does not definitively rule out the presence of compromised credentials under alternate corporate domains or associated with personal email aliases used by employees. Infostealer logs frequently serve as an initial access vector for ransomware groups like Qilin. Threat actors or their intermediaries typically acquire these logs to validate corporate credentials. They then use these credentials to gain access to systems via platforms such as Microsoft 365, VPNs, or remote-access portals. From these compromised entry points, they proceed with ransomware deployment. The current finding of no stealer logs does not negate this potential intrusion path. Given the persistence of Qilin and the common reliance on infostealer logs for initial access, continued vigilance is recommended. Organizations should not treat a null result from a stealer-log check as a sign of exoneration. Instead, ongoing dark web monitoring and proactive credential hygiene measures, including password rotation and multi-factor authentication reviews, are essential to mitigate risks. Monitoring for activity on alternate corporate domains and within Microsoft 365 and VPN access logs should also be maintained.

This report is intended for threat intelligence and security awareness purposes. SOCRadar does not host, redistribute or buy stolen data. All breach information reported here is collected from publicly accessible threat actor and ransomware portals. This content is intended to equip CTI teams with context around recent attacks. While we strive for accuracy, listings on ransomware leak and extortion sites cannot always be independently verified and may not reflect confirmed breaches. If you believe any data in this report is incorrect, please contact us.