Skip to content
Back to Blog
high severity April 15, 2026 · 4 min read Unverified claim — what this is

Astreya Listed by coinbasecartel Ransomware Group

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

Astreya is a US-based IT managed services company headquartered in Sunnyvale, California. It provides technology workforce solutions, IT support, infrastructure management, and digital workplace services to large enterprises. Operating primarily in the information technology services industry, Astreya partners with major technology firms globally, delivering staffing and managed IT services across multiple countries while maintaining its core operations in the United States.

— from Coinbasecartel’s own leak-site posting. This is the group’s claim, quoted verbatim; it is not GalaxyWarden’s reporting and has not been independently verified.
Astreya Listed by coinbasecartel Ransomware Group

On April 15, 2026, the ransomware group known as coinbasecartel added Astreya to its public leak site, claiming that it had exfiltrated internal files from the California-based IT managed services provider.

Already exposed?
You can’t unleak data. You can take away what it’s worth.
A leaked record is where it starts, not where it ends. What turns it into your front door is the look-up sites publishing your address beside your name — and those are what an AI reads when somebody asks about you. The free scan shows you both. We write to 582 companies.
See what is exposed about you — free scan →
Not ready yet? Run a free breach check on this email
We’ll check it against 13.1B+ leaked records right now — no account needed. Continuous monitoring & alerts are part of Protection.

What's Publicly Reported from Reporting

Public reporting indicates that Astreya, headquartered in Sunnyvale, California, suffered a ransomware attack in which attackers copied internal company files before encrypting systems. The data has now been listed on the group’s dark-web leak page hosted on an onion address. At the time of publication, the exact number of affected individuals remains unknown, and the precise volume or sensitivity of the stolen files has not been independently verified. Astreya provides technology workforce solutions, IT support, infrastructure management, and digital workplace services to large enterprises across multiple countries.

Internal files were allegedly exfiltrated, a common ransomware tactic designed to pressure victims into payment by threatening public release. No evidence has surfaced that customer or employee personal data was specifically targeted, yet any internal documents could contain names, contact details, contracts, or credentials that ordinary people would consider private.

Why This Matters for You and Your Family

When an IT services company like Astreya is breached, the ripple effects reach far beyond corporate walls. Many households use services from companies that rely on Astreya’s staffing or managed IT support. If your employer, your child’s school, your doctor’s office, or your bank contracts with such providers, your information may sit inside the very systems now at risk. A single leaked spreadsheet or email archive can expose phone numbers, home addresses, dates of birth, or passwords that you reuse elsewhere.

Credential leaks from incidents like this frequently cascade into account takeovers. Once criminals obtain even one valid username-and-password pair tied to your email, they can test it across banking, email, social media, and gaming platforms. For families this often means a child’s gaming account becomes the entry point for further harassment or identity theft because kids frequently reuse simple passwords across Roblox, Fortnite, Discord, and school logins.

The Doxxing and Identity-Chain Implications

Ransomware operators rarely stop at dumping raw files. They or opportunistic criminals who purchase the data begin mapping connections between corporate records and personal identities. A leaked internal contact list can link your work email to your personal phone number, then to your children’s names or your home address. These identity chains allow doxxers to publish comprehensive profiles that include social-media handles, family relationships, and even gaming usernames.

Once published, the information fuels harassment, phishing campaigns, or extortion attempts aimed at you or members of your household. Gaming accounts are especially vulnerable because they often tie directly to payment methods and chat histories that reveal additional personal details. Available reporting describes how such chains grow quickly once the first link is exposed on leak sites or underground forums.

Coinbasecartel’s Publicly Known Track Record

Public reporting attributes the coinbasecartel ransomware group with activity that emerged in late 2024. The group has listed multiple organizations on its leak site, typically following a double-extortion playbook: first encrypting victim systems, then exfiltrating data and threatening to publish it unless a ransom is paid. Notable prior victims include other technology and service providers, though exact details remain limited in open sources. Their standard approach involves initial access through compromised credentials or remote desktop vulnerabilities, followed by lateral movement inside corporate networks to locate valuable files. After exfiltration they post samples on their onion site with countdown timers to increase pressure.

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 may have exposed.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next time your information appears it is caught within hours rather than months.
  • Rotate any password you used at Astreya or any of its partner companies anywhere else it is reused, and switch on 2FA using an authenticator app instead of SMS.
  • Cover the entire household with DoxxScan family protection that extends to dependents and children’s gaming accounts which often chain back to the same address or parent email.
  • Let remediation specialists handle takedown requests across data brokers and leak sites so you do not have to negotiate or chase them yourself.

The incident underscores a simple reality: corporate breaches increasingly become personal ones. Taking deliberate steps now limits how far attackers can travel down the identity chain that begins with this leak. DoxxScan by GalaxyWarden delivers continuous monitoring across 13.1 billion+ breach records and more than 100 platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage that includes children’s gaming accounts. Starting your DoxxScan trial today gives you both visibility into existing exposures and active defense against the next one.

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.

Check your exposure
Astreya is one listing. Your email is probably in others.
We can’t confirm any single incident against the sources we search, so we won’t pretend to. What we can show you is your own exposure — your email against 13.1B+ leaked records and the sites that publish your address. About 15 seconds. No account, no card.

By running your scan you agree to the Terms and Conditions and the Privacy Policy, and to GalaxyWarden emailing you the results of this scan.

Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed April 15, 2026
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.
Share this Post on X Reddit Email