Master Chemical Listed by avoslocker Ransomware Group: Ransomware Claim — What’s Alleged & What To Do
The Master Chemical Listed by avoslocker Ransomware Group (reported August 29, 2021) is an unverified claim; the data involved is undisclosed belonging to roughly unknown people. If you have an account with them, your information may now be circulating on the open web and with data brokers. Here’s exactly what happened, how to check if you were affected, and what to do next.
What happened
Master Chemical appeared on the avoslocker ransomware leak site on the reported date. The listing indicated that internal files had been removed during a ransomware operation. No confirmation of the volume of data, the encryption status of systems, or any ransom demand has been disclosed.
Who is avoslocker?
Avoslocker is a ransomware operator that has conducted campaigns against organisations in multiple countries. The group follows a double-extortion pattern in which data is first copied and later threatened with publication if a ransom is not paid. Its leak sites have been used to post samples or directories of material taken from listed victims.
Master Chemical and its sector
Master Chemical operates in the industrial chemical sector, supplying fluids and related products to manufacturing and machining customers. Companies of this type routinely maintain records on employees, suppliers, product formulations, and customer specifications. A compromise at such a firm can therefore touch both personal information and operational data that is not normally public.
What was likely exposed
The only detail released is that internal files were taken. The precise contents of those files have not been described.
- Employee contact and payroll information
- Customer or supplier records
- Technical documents or product data
What's at stake
Individuals named in the files could face follow-on phishing, identity misuse, or unsolicited contact. The organisation may encounter regulatory questions, loss of customer confidence, and costs tied to investigation and remediation. Because the number of records and their sensitivity remain unknown, the full scope of these effects cannot yet be measured.
What to do if you're exposed
Monitor bank and credit accounts for unusual activity and place fraud alerts with major credit bureaus if personal identifiers appear to have been taken. Use unique passwords and enable multi-factor authentication on important accounts. Readers can run a free exposure scan of their email address against known breach data to check for prior appearances of their information.
AICompiled with AI assistance from public sources and published under our editorial standards.
How this breach connects
More recent breaches
Huali Industrial Group Listed by avoslocker Ransomware GroupAmphenol Canada Listed by avoslocker Ransomware GroupUltralife Corporation Listed by avoslocker Ransomware GroupMemtech Acoustical Listed by avoslocker Ransomware GroupLatest breaches
Read GalaxyWarden’s full analysis of the Master Chemical Listed by avoslocker Ransomware Group →
Publicly posted by avoslocker — unverified claim, pending independent verification
Breach listings — particularly those originating from ransomware or leak sites — are third-party claims that may be unverified, incomplete, or inaccurate. A listing does not by itself confirm that a breach occurred or that any specific data was exposed. Severity is an automated assessment, not a definitive rating. Verification status is shown where available.
Attributions to threat groups and methods reflect public reporting and, in some cases, unverified claims made by the groups themselves; they may be incomplete or later revised. Recent Breaches and GalaxyWarden are independent and are not affiliated with, and do not endorse, any company or group named on this page. This information is aggregated from public sources for awareness only and is not legal, security, or investment advice.