Was Schneider’s Computing hit by ransomware?

Schneider’s Computing was listed by the Arcusmedia ransomware operation (Canada), and stolen data was published on the group's leak site. Darkfield tracks this disclosure with the original leak post, screenshot and group context.

Who is the Arcusmedia ransomware group?

Arcusmedia is a ransomware operator tracked by Darkfield. See the full operator dossier for its known victims, sectors targeted, IOCs and leak-site infrastructure.

What data was leaked in the Schneider’s Computing breach?

Arcusmedia published data attributed to Schneider’s Computing. Darkfield captured the leak post and a screenshot of the listing.

Ransomware victim disclosure

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Schneider’s Computing

Claimed by Arcusmedia · listed 4 hours ago

Today

Age

since listed · data leaked

Status timeline

ListedSep 19, 2026
Data leakeddate unknown

At a glance

Group: Arcusmedia
Status: Data leaked
Country: Canada
Sector: Technology
Listed on leak site: Sep 19, 2026

About the victim

AI dossier — public-source company profile

Schneider's Computing & Websites Ltd. is a Canadian-owned technology solutions provider founded in 2003 by Brent Schneider. Based in the Stratford area, the company offers computer and mobile device repair, web design, graphic services, security systems, and telecommunications reselling (TELUS, Koodo, Freedom Mobile), operating multiple service locations across southwestern Ontario.

Industry: Computer Repair & Technology Solutions
Founded: 2003

Attack summary

Severity: low — Data has been published (status: data_published), but the leak post provides no description of what was exfiltrated, no proof files are advertised, and no sensitive data types (PII, financial, medical) are mentioned. The post contains only company background information.

The arcusmedia group claims to have exfiltrated data from Schneider's Computing and has published it. The leak post does not specify what data categories were taken or the operational impact of the attack.

low

What the group claims

www.scomputing.ca—Schneider’s Computing & Websites Ltd. is a Canadian-owned and Deadline: 2026-09-26 15:25:00.000000

The leak post

captured from the group's site

######  —Schneider’s Computing & Websites Ltd. is a Canadian-owned and operated technology solutions provider founded in 2003 by Brent Schneider when he was just 15 years old, launching the business through a Summer Company government grant program.Schneider’s Computing holds memberships with the Better Business Bureau (BBB), Canadian Federation of Independent Business (CFIB), and Stratford Chamber of Commerce. The company was founded on principles of accessible technology solutions and continues to emphasize personalized customer service with both on-site and in-store repair options. Founder Brent Schneider was recognized as a finalist for Ace Canada’s Student Entrepreneur of the Year in 2009 while attending the University of Western Ontario.EST SELL : 5 DaysEST LEAK : 7 Days

Sources

Victim sitescomputing.ca
Leak posthttp://arcuufpr5xxbbkin4mlidt7itmr6znlppk63jbtkeguuhszmc5g7qdyd.onion/?p=813

Source

Indexed 4 hours ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.

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Disclosure context

About Arcusmedia

Arcusmedia is a relatively new ransomware group that emerged in May 2024, operating with apparent financial motivations based on their targeting patterns across multiple countries and sectors. The group's origin and potential state affiliations remain unclear given limited public documentation from established threat intelligence sources, though their targeting of victims across Brazil, the United States, Spain, UAE, and Mexico suggests either a geographically distributed operation or deliberate international scope. With 98 documented victims in a short operational timeframe, Arcusmedia has demonstrated notable activity levels, primarily focusing on technology, business services, agriculture and food production, and transportation/logistics sectors, though their targeting appears opportunistic rather than strategically focused given the "Not Found" classification as their primary sector target. Limited public reporting from major cybersecurity firms and law enforcement agencies means specific details about their attack methodologies, initial access vectors, encryption techniques, or whether they employ double extortion tactics remain undocumented in authoritative sources. No major campaigns, high-profile victims, or significant law enforcement actions against Arcusmedia have been publicly reported by CISA, FBI, or established threat intelligence organizations. Current operational status appears active based on the recent emergence timeframe, though comprehensive threat intelligence profiles from reputable sources have not yet been published given the group's recent appearance in the threat landscape. The group has been linked to 113 public disclosures across our corpus. First observed on a leak site on May 15, 2024; most recent post September 19, 2026. The operation is currently inactive.

Also tracked as: arcus media.

Timeline of this disclosure

September 19, 2026Schneider’s Computing listed by Arcusmedia on the group's public leak site

Other recent disclosures by Arcusmedia

Arcusmedia has been linked to 113 public victims on Darkfield. A sample of the most recent:

See the full Arcusmedia dossier →

Sector and geography

This disclosure adds to ransomware activity in the Technology sector, which has 3,579 disclosures indexed across all operators we track. Geographically, Schneider’s Computing is reported in Canada, a country with 320 ransomware disclosures in our corpus.

If your organisation is affected

A listing by Arcusmedia means Schneider’s Computing appeared on a ransomware extortion site and data attributed to it has been published. If this is your organisation, or a supplier you depend on, the priority is to confirm the intrusion and contain it before the window to act closes.

Engage your incident-response team and preserve forensic evidence before remediating — do not wipe affected systems first.
Force a password reset and revoke active sessions for exposed accounts; rotate any credentials, API keys or certificates that may have been in the stolen data.
Assess regulatory notification duties (GDPR, NIS2, sector regulators) — many carry a 72-hour reporting clock from awareness.
Report the incident to your national CERT, CCCS (Canada), as required for your jurisdiction.
Monitor for the data appearing on Arcusmedia's leak site and across paste and breach channels, and brief downstream partners who may be exposed through you.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.