Was Capitol Mechanics hit by ransomware?

Capitol Mechanics was listed by the emperador ransomware operation (United States), 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 emperador ransomware group?

emperador 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 Capitol Mechanics breach?

emperador published data attributed to Capitol Mechanics (~300 GB). Darkfield captured the leak post and a screenshot of the listing.

Ransomware victim disclosure

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Capitol Mechanics

Claimed by Emperador · listed 14 days ago

300 GB

Data size

14d

Age

since listed · data leaked

Status timeline

ListedAug 27, 2026
Data leakeddate unknown

At a glance

Group: Emperador
Status: Data leaked
Country: United States
Sector: Transportation
Listed on leak site: Aug 27, 2026
Data size: 300 GB

About the victim

AI dossier — public-source company profile

Capitol Mechanics is a transportation-sector business operating in the United States. No public web presence or detailed business information is currently available.

Industry: Transportation & Automotive Services

Attack summary

Severity: medium — Confirmed exfiltration of unspecified databases and business documents at moderate data volume (120.9 MB). Sector is transportation but sensitivity of data contents is unclear; no evidence of regulated PII, medical, or financial records at scale.

The emperor group claims to have exfiltrated databases and important documents totaling approximately 120.9 MB from Capitol Mechanics. The post indicates both data theft and likely encryption.

medium

Data the group says was taken

AI dossier — extracted from the leak post

databases
business documents

What the group claims

Capitol Mechanics , fresh databases, important docs [Size: 120.9 MB | Sector: Finance, Transportation]

The leak post

captured from the group's site

[ Ipro.com(revealdata.com) customer DB + full database backup Yes, this data has been posted before by ME under a different alias, yes the individual that posted the data on cracked.st is a fraud. I am posting this just for fun. Data contains: Customer identifiers, Contact & Location, Account metadata, Internal System IDS, Client relationships. The full database backup contains everything such as transcripts, cases, though it is from 2023. ](http://emprdr4p7iwlhpky33tswt3k2qdeljyjcdpoysabudmmrz4z32laexad.onion/post/iprocomrevealdatacom-customer-db-full-database-backup/) [ Capitol Mechanics , fresh databases, important docs ](http://emprdr4p7iwlhpky33tswt3k2qdeljyjcdpoysabudmmrz4z32laexad.onion/post/capitol-mechanics/) [ ](http://emprdr4p7iwlhpky33tswt3k2qdeljyjcdpoysabudmmrz4z32laexad.onion/post/frucastro-sl/) [ Vietnam Electricity (EVN), legally known as Tập đoàn Điện lực Việt Nam, is the largest power company and the sole national electric utility in Vietnam. Fully owned and controlled by the Vietnamese government since its inception in 1994, EVN operates as a vertically integrated monopoly responsible for the nationwide generation, transmission, and distribution of electricity, …

Screenshot of the leak post

Sources

Leak post/post/capitol-mechanics/

Source

Indexed 14 days 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 emperador

Emperador is a ransomware group first observed in August 2026 with an apparent financial motivation, though its limited operational history makes comprehensive attribution difficult at this time. Based on available data, the group has recorded at least one confirmed victim, with targeting concentrated in the Philippines and a demonstrated focus on the Government and Defense sector, suggesting either opportunistic targeting or a deliberate interest in sensitive public-sector data. Specific details regarding initial access vectors, encryption methodologies, and tooling have not been publicly documented by CISA, the FBI, Mandiant, or other reputable threat intelligence sources as of this profile's compilation, and no affiliation with known ransomware-as-a-service ecosystems or established threat actor clusters has been formally established. No notable high-profile campaigns, record ransom demands, or law enforcement actions have been publicly attributed to this group, which is consistent with its nascent operational timeline and minimal victim count. Given its very recent emergence and limited observed activity, Emperador should be considered an emerging and uncharacterized threat requiring continued monitoring, particularly by organizations operating within Philippine government and defense environments. The group has been linked to 24 public disclosures across our corpus. First observed on a leak site on August 12, 2026; most recent post September 10, 2026. The operation is currently active.

Timeline of this disclosure

August 27, 2026Capitol Mechanics listed by emperador on the group's public leak site

Data size: 300 GB

Other recent disclosures by emperador

emperador has been linked to 24 public victims on Darkfield. A sample of the most recent:

See the full emperador dossier →

Sector and geography

This disclosure adds to ransomware activity in the Transportation sector, which has 47 disclosures indexed across all operators we track. Geographically, Capitol Mechanics is reported in United States, a country with 3,165 ransomware disclosures in our corpus.

If your organisation is affected

A listing by emperador means Capitol Mechanics 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, CISA (United States), as required for your jurisdiction.
Monitor for the data appearing on emperador'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.