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high severity November 19, 2025 · 3 min read Unverified claim — what this is

MCC Listed by devman Ransomware Group

If you are a customer of MCC, here’s what is being claimed, and what it would mean for you.

MCC was listed on Devman's leak site. Devman claims to have stolen internal data. This is the group's claim, not a confirmed finding.

MCC Listed by devman Ransomware Group

On November 19, 2025, the ransomware group known as devman added MCC to its leak site and began publishing what it claims are 80 GB of the company’s internal files after the firm refused to pay a $200,000 ransom demand.

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What Public Reporting Shows

Public reporting indicates that MCC, understood to be MCChemical.com, was listed on the devman leak site hosted on the dark web. The group states it exfiltrated internal files during a ransomware attack and has now begun releasing them after the company did not meet the $200,000 payment deadline. The posted data volume is listed as 80 GB. Exact details on the number of people whose information appears in the files remain unknown, but the nature of internal corporate documents typically includes employee records, vendor contracts, customer information, and operational spreadsheets.

Available reporting describes the incident as a classic ransomware pattern: initial access, data theft, encryption, and subsequent public shaming when the ransom is not paid. No independent verification of the full dataset has been published, but the group’s leak page itself serves as confirmation that MCC suffered a breach and that sensitive material may now be circulating.

Why This Matters for You and Your Family

When a company’s internal files are dumped online, the information rarely stays contained to business matters. Employee names, home addresses, Social Security numbers, dates of birth, phone numbers, and email addresses frequently appear in such leaks. If you or anyone in your household works at MCC or does business with the company, your personal data may now be available to anyone who downloads the torrent or browses the leak site.

Credential leaks from these incidents often cascade far beyond the original victim. A single exposed work email and password combination can unlock personal accounts, banking portals, and online services where the same credentials were reused. For families this creates a multiplying risk: one breach can expose parents, teenagers, and younger children who share devices or family email domains.

The Doxxing and Identity-Chain Implications

Once internal files reach the public internet, opportunistic actors begin building identity chains. They link an employee’s work email to personal social-media handles, then to children’s gaming accounts, then to home addresses and phone numbers. What starts as a corporate ransomware leak can quickly become targeted doxxing, harassment, or identity theft aimed at real people rather than the company logo.

Gaming accounts belonging to you or your children are especially vulnerable in these chains. Many families use the same password patterns or recovery email addresses across work, personal life, and gaming platforms. A leak from an employer can therefore hand attackers the exact information needed to seize a child’s Roblox, Fortnite, or Discord account and then use those footholds to demand more data or money.

Devman’s Publicly Known Track Record

Public reporting attributes devman with emerging in early 2025 as a ransomware operation that combines encryption with data theft and extortion. The group has listed multiple organizations on its leak site, typically giving victims a short window to pay before releasing stolen files. Its playbook follows a standard pattern: gain initial access, exfiltrate documents, deploy ransomware to encrypt systems, then pressure payment by threatening to publish the data. Notable prior victims have included smaller to mid-sized companies across various industries, though comprehensive independent tallies remain limited.

What to do

  • Run a DoxxScan to map every link between your emails, phone numbers, handles, and real-world identity so you can see exactly what this leak has exposed.
  • Rotate the password you used at MCC anywhere else it appears, then enable two-factor authentication through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1 billion+ breach records and more than 100 platforms so the next exposure is caught within hours instead of months.
  • Cover the entire household with DoxxScan family protection, which extends to dependents and children’s gaming accounts that often chain back to the same addresses and emails.
  • Let remediation specialists handle takedown requests for any personal information already appearing on data-broker or leak sites.

The speed with which ransomware groups move from breach to public leak leaves little room for delay. Taking concrete steps now can limit how far this incident reaches into your life and the lives of your children. DoxxScan by GalaxyWarden delivers continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, and hands-on remediation by specialists, including household coverage that protects both adult accounts and children’s gaming profiles.

What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

These listings are live, public, and legal to remove — and removing them is what we do.

value redacted in this sampleage, relatives, address historySpokeo
value redacted in this samplephone, household, property recordsBeenVerified
value redacted in this sample582 companies checked

Found in breach recordsverifiedreported — unverified

Each record is labeled: confirmed breach data, or an attacker’s claim no one has verified.

verifiedvalue redacted in this samplepassword + phone · 2024telecom breach
unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

Leaked data cannot be deleted from the internet — anyone claiming otherwise is lying. Broker listings can be removed. We do the second, and show you exactly what to fix from the first.

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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed November 19, 2025
Last reviewed August 8, 2026
Affected Unconfirmed
Unverified claim — what this report is
This page documents a public listing on a ransomware/extortion group’s leak site, tracked via public threat-intelligence sources. A listing is the attacker’s claim. GalaxyWarden aggregates and reports such claims; we have not independently verified that a breach occurred, what data (if any) was taken, or the accuracy of anything the group asserts, and the named organisation has not necessarily confirmed the incident. Sections above describe what the listing shows and the group’s documented history — not verified findings about the named organisation. If you represent this organisation and believe anything here is inaccurate, tell us and we’ll review it promptly.
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
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