La Maison Des Travaux Data Breach

qilin has listed La Maison Des Travaux, a France-based professional services company operating under the domain lamaisondestravaux[.]com, on its leak site. The claim was made on August 30, 2026, with the threat actor alleging unauthorized access to the company’s systems and data. This claim has not been independently verified by SOCRadar. The company’s operations within the professional services sector in France align with qilin’s typical targeting patterns, making it a plausible target. Over the past 60 days, qilin has claimed 248 victims, with a significant focus on the United States, Germany, and Italy. The group primarily targets the Manufacturing and Professional Services sectors. La Maison Des Travaux’s profile within the professional services industry and its location in France are consistent with the threat actor’s established targeting preferences.

SOCRadar CTI’s analysis of stealer-log data revealed a “severe_exposure_in_sample” verdict for La Maison Des Travaux. Specifically, 18 employee credentials for mail, estimiz, and galaxy-test systems were flagged, alongside 6 corporate third-party credentials exhibiting very recent activity. The timestamps for these credentials range from August 19, 2026, to August 29, 2026, placing this credential activity within a critical 10-day window preceding the threat actor’s claimed listing date. The proximity of the detected credential compromise activity to the listing date by the qilin ransomware group suggests a high degree of confidence in an active pre-attack staging scenario. The exposure of mail system credentials, coupled with access to corporate third-party systems, significantly broadens the potential impact of a confirmed intrusion. The immediate rotation of all identified compromised credentials is a critical next step. Prioritization should be given to mail system accounts and third-party integration accounts that were active during the identified August 19-29, 2026 period. Furthermore, implementing Multi-Factor Authentication (MFA) across all mail and portal endpoints, alongside a thorough review of authentication logs for any unauthorized access attempts, is strongly recommended.

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.