Was Valens Bank/Pay/Exchange hit by ransomware?

Valens Bank/Pay/Exchange was listed by the weyhro ransomware operation (Germany), 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 weyhro ransomware group?

weyhro 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 Valens Bank/Pay/Exchange breach?

weyhro published data attributed to Valens Bank/Pay/Exchange. Darkfield captured the leak post and a screenshot of the listing.

Ransomware victim disclosure

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Valens Bank/Pay/Exchange

Claimed by Weyhro · listed 1 year ago

15m

Age

since listed · data leaked

Status timeline

ListedMar 31, 2025
Data leakeddate unknown

At a glance

Group: Weyhro
Status: Data leaked
Country: Germany
Sector: Financial Services
Listed on leak site: Mar 31, 2025

About the victim

AI dossier — public-source company profile

Valens Bank is a digital banking platform offering private banking services including multi-currency accounts, payment/transfer services, cryptocurrency trading, forex trading, and gold trading. Valens Pay handles global transfers while Valens Exchange operates as a global market exchange platform.

Industry: Financial Services & Cryptocurrency Trading

Attack summary

Severity: high — Confirmed data publication from a financial institution handling sensitive banking, trading, and cryptocurrency data poses significant risk to customers and regulatory compliance. Financial sector breach with published data typically warrants high severity despite lack of specific proof file count.

The weyhro group claims to have compromised Valens Bank/Pay/Exchange and published data. The specific nature of the breach (encryption vs. exfiltration) and extent of data exposure are not detailed in the available post excerpt.

high

Data the group says was taken

AI dossier — extracted from the leak post

banking records
user accounts
financial transaction data
cryptocurrency trading data

Original description

AI-summarised, not from the leak post

Valens Bank is a digital banking platform that offers private banking services to its clients worldwide. It provides services like multi-currency accounts, payment and transfer services, cryptocurrency trading, forex trading, and gold trading. Valens Pay facilitates global transfers, while Valens Exchange is a global market exchange platform.

Sources

Leak posthttp://weyhro27ruifvuqkk3hxzcrtxv2lsalntxgkv6q2j3znkhdqudz54rqd.onion//leaks/valens

Source

Indexed 1 year 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 weyhro

Weyhro is an emerging ransomware group that was first observed in March 2025, appearing to be primarily financially motivated based on their targeting patterns and operational behavior. The group's origin and affiliations remain unclear due to their recent emergence, with insufficient public documentation from major threat intelligence sources to confirm their country of origin, potential links to established ransomware families, or whether they operate under a Ransomware-as-a-Service model. With only 14 documented victims since their March 2025 debut, specific details about their attack methodology, initial access vectors, encryption techniques, and data exfiltration practices have not been comprehensively documented by CISA, FBI, Mandiant, or other reputable security researchers. The group has demonstrated a geographically diverse targeting approach, primarily focusing on victims in the United States, Germany, Canada, Barbados, and Italy, with a sector preference for manufacturing, financial services, business services, and technology organizations. Given the group's recent emergence and limited victim count, no major high-profile campaigns, record ransom demands, or law enforcement actions have been publicly reported. Weyhro appears to remain active as of current reporting, though their operational tempo and long-term sustainability remain to be determined given the limited intelligence available on this nascent threat actor. The group has been linked to 14 public disclosures across our corpus. First observed on a leak site on March 6, 2025; most recent post August 11, 2025. The operation is currently inactive.

Timeline of this disclosure

March 31, 2025Valens Bank/Pay/Exchange listed by weyhroon the group's public leak site

Other recent disclosures by weyhro

weyhro has been linked to 14 public victims on Darkfield. A sample of the most recent:

See the full weyhro dossier →

Sector and geography

This disclosure adds to ransomware activity in the Financial Services sector, which has 1,184 disclosures indexed across all operators we track. Geographically, Valens Bank/Pay/Exchange is reported in Germany, a country with 926 ransomware disclosures in our corpus.

If your organisation is affected

A listing by weyhro means Valens Bank/Pay/Exchange 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, CERT-Bund (Germany), as required for your jurisdiction.
Monitor for the data appearing on weyhro'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.