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wagyu.xyz unfairness Data Breach: Whitearmor Ransomware Claim (Oct 2026)

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HookPhish team

Summary

In the latest cybersecurity news, wagyu.xyz unfairness — an organization based in US — has fallen victim to a ransomware attack conducted by the group Whitearmor. This data breach, discovered on 2026-10-28T02:10:42.771753+00:00, underscores the increasing need for proactive cybersecurity defenses as we continue through 2026.

Incident Report

Attribute Information
Target Organization wagyu.xyz unfairness
Threat Group Whitearmor
Summary wagyu.xyz runs two rigged systems, both proven by the evidence:

1. Rigged coinflip. The site advertises “48% win chance, 4% house edge” (coinflip-public-claim.txt, coinflip-public-terms.json), but server settings aimed for a 4.00% expected edge and the distribution of outcomes is measurably shifted against players: of 2,852 provably-fair-verified flips, 1,417 fell in the 0-48000 band versus 1,325 above 52000, with only 110 in the dead zone (coinflip-measured-odds.json, result_bins). The provably-fair HMAC checks all pass (coinflip-fairness-verify.py, coinflip-sample-seed-chain.json), which only proves the commits weren’t tampered per-round; the win thresholds themselves are crooked. Internal accounting confirms: expectedEdge “4.00”, actualEdge “2.92” against a published 2% edge, and a 36.49% player win rate (coinflip-house-stats.json, coinflip-settings.json, coinflip-accepted-orders.json).

2. Hidden fee overcharging. Across 28,840 swap/bridge orders totaling ~$264.9M notional, wagyu advertised $1.73M in fees but actually collected $5.64M, hiding $3.9M or 69.28% of its real take (fee-overcharge-metrics.json). 13,190 orders were charged above the quoted rate, 1,812 above 2 percentage points. The server’s internal policy charges up to 10% where the public disclosure says 2% (fee-policy-server.json vs fee-public-disclosure.txt, fee-policy-feeds.json, fee-overcharge-summary.json). Worst cases are itemized in fee-top100-overcharged.csv, e.g. order RMNCMB: $3.17M swap, quoted 0.02, charged 0.08, $190,092 stolen (fee-order-RMNCMB.json).

Evidence to support this can be found below:

Date of Breach 2026-10-28T00:46:00+00:00
Discovery Date 2026-10-28T02:10:42.771753+00:00
Business Sector Other

 

How to reduce your ransomware risk

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Disclaimer

HookPhish does not engage in the exfiltration, downloading, taking, hosting, viewing, reposting, or disclosure of any stolen information. All breach data reported here is sourced from publicly available threat intelligence feeds for awareness purposes only.

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