Was cipher.systems hit by ransomware?

cipher.systems was listed by the m3rx 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 m3rx ransomware group?

m3rx 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 cipher.systems breach?

m3rx published data attributed to cipher.systems. Darkfield captured the leak post and a screenshot of the listing.

Ransomware victim disclosure

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cipher.systems

Claimed by M3Rx · listed 5 hours ago

Today

Age

since listed · data leaked

Status timeline

ListedSep 26, 2026
Data leakeddate unknown

At a glance

Group: M3Rx
Status: Data leaked
Country: United States
Sector: Technology
Listed on leak site: Sep 26, 2026

About the victim

AI dossier — public-source company profile

Cipher Systems is an IT solutions and cybersecurity services firm offering enterprise-grade services including cloud infrastructure, cybersecurity, software engineering, AI & data science, and IT consulting. Based in the US (phone area code 703 suggests Virginia), they serve businesses undergoing digital transformation.

Industry: IT Consulting & Cybersecurity Services

Attack summary

Severity: medium — Data exfiltration is claimed (status: 'data_published') but the leak post contains no proof files, screenshots, or specific inventory of what was taken. The vague nature of the disclosure and lack of public proof reduce confidence in the breach claim, though the victim is a cybersecurity firm whose compromise would be operationally significant.

The m3rx group claims to have compromised Cipher Systems and offers access to exfiltrated data. The leak post provides minimal detail on the scope or nature of data taken, stating only 'If you are interested in this data, please contact our support' with a Tox contact ID.

medium

What the group claims

+1 703-672-0051 , At Cipher Systems, we specialize in delivering enterprise-grade IT solutions designed to help businesses evolve, secure, and scale in a rapidly changing digital world. From future-proof cloud infrastructures to next-gen cybersecurity and AI-powered intelligence, our solutions are engineered for performance and built for growth. With deep expertise in software engineering, IT consulting, and data science, we turn complex challenges into streamlined outcomes—ensuring that your systems are secure, your data is insightful, and your technology is always a step ahead. Stolen: --

The leak post

captured from the group's site

If you are interested in this data, please contact our support.Tox: 9A1217BEDA4AB77052A25D17CB6FFB34AFA2BE462E607F2FD8E1DF1DDD4CA16A64E18B1A0BF2

Sources

Victim sitecipher.systems
Leak posthttp://4k6plf4h2cm2nco6ae3inrsxnmqgl6lllmwefydhnlcq4tuhwbj4qpad.onion#cipher.systems

Source

Indexed 5 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 m3rx

Based on the limited publicly available information, m3rx is an emerging ransomware group first observed in April 2026 with a relatively small victim count of eight organizations, suggesting they are either a newly formed operation or a smaller-scale criminal enterprise focused on financial gain. The group's origin and affiliations remain unclear, with no documented evidence from major security vendors or law enforcement agencies regarding their geographical base, operational structure, or whether they operate as an independent cell or as part of a larger ransomware-as-a-service ecosystem. Their attack methodology and specific technical capabilities have not been extensively documented by established threat intelligence sources, though their targeting pattern indicates a preference for English-speaking nations including Great Britain, Australia, and the United States, as well as operations in Switzerland and Italy, with victims spanning consumer services, business services, technology, and healthcare sectors. No major campaigns, high-profile victims, or significant ransoms have been publicly reported by CISA, FBI, Mandiant, or other reputable security researchers, likely due to the group's recent emergence and limited scope of operations. Given their recent first observation date and small victim count, m3rx appears to be in early operational stages with their current activity status and long-term viability remaining uncertain. The group has been linked to 39 public disclosures across our corpus. First observed on a leak site on April 29, 2026; most recent post September 26, 2026. The operation is currently active.

Timeline of this disclosure

September 26, 2026cipher.systems listed by m3rx on the group's public leak site

Other recent disclosures by m3rx

m3rx has been linked to 39 public victims on Darkfield. A sample of the most recent:

See the full m3rx 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, cipher.systems is reported in United States, a country with 3,167 ransomware disclosures in our corpus.

If your organisation is affected

A listing by m3rx means cipher.systems 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 m3rx'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.