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Ransomware Victim

dosocho.es

Ransomware attack by M3rx · Disclosed May 17, 2026 · 🇪🇸 Spain

dosocho.es

Date Disclosed
May 17, 2026
2026
Threat Group
M3rx
40 total victims
Country
🇪🇸 Spain
Industry
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ThreatAI Analysis

Compiled from this incident record and the threat intelligence profile for M3rx. Figures and technique mappings are quoted from the source data, not inferred.

About the M3rx group

M3rx is a small ransomware group first observed in 2025, using AES-CTR/AES-GCM encryption and targeting organizations in England, the US, Australia, Germany, Italy, and Switzerland, with around eight claimed victims including a Sydney-based property firm. M3rx has listed 36 victims since April 2026.

Incident Analysis

dosocho.es was targeted by M3rx ransomware, one of the most active ransomware groups in our database with 40 confirmed victims globally. The attack was disclosed on May 17, 2026, when dosocho.es appeared on the group's dark web leak site.

dosocho.es is based in Spain . Spain ranks #9 globally for ransomware attacks, with 425 victims in our database.

M3rx typically employs a double extortion model: first exfiltrating sensitive data from the victim's systems, then deploying ransomware to encrypt files. Victims face two simultaneous threats — paying to restore access and paying to prevent publication of stolen data. The group's leak site publishes victim names and exfiltrated data as leverage.

Data source: This incident record is sourced from public ransomware group leak site disclosures aggregated via the ransomware.live API. Disclosure date reflects when the victim was published on the leak site, which may differ from the initial date of compromise. This platform does not publish or link to stolen data. Last data update: Sep 5, 2026 22:00 UTC.

Frequently Asked Questions

Was dosocho.es attacked by ransomware?

Yes. dosocho.es was listed as a victim of the M3rx ransomware group on May 17, 2026. The organisation is based in Spain. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked dosocho.es?

dosocho.es was attacked by M3rx ransomware. M3rx is one of the most active ransomware groups, having claimed 40 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the dosocho.es ransomware attack occur?

The ransomware attack on dosocho.es was disclosed on May 17, 2026. This date reflects when the victim was published on the threat group's leak site, which may differ from the actual date of initial compromise.

What data was stolen in the dosocho.es ransomware attack?

The specific data stolen from dosocho.es has not been independently verified by this platform. Ransomware groups typically exfiltrate data before encrypting systems and use the threat of publication to pressure victims. Sensitive business data was likely targeted.

How can organisations protect against M3rx attacks?

To defend against M3rx and similar threat actors, organisations should: maintain regular offline backups tested for restoration; implement network segmentation to limit lateral movement; deploy multi-factor authentication on all remote access; use endpoint detection and response (EDR) tools; conduct regular phishing and security awareness training; and monitor threat intelligence feeds for indicators of compromise (IOCs) associated with active groups.