En.Yna.Co.Kr Upbit Suffers $36.9 Million Loss in Hacking Attack
Article Content
Browse articles 
Upbit, South Korea's largest cryptocurrency exchange, experienced a significant hacking incident on November 27, 2025, resulting in the loss of assets valued at approximately 54 billion won (US$36.9 million). The attack involved the unauthorized transfer of Solana-affiliated assets to an unknown wallet address, as confirmed by Dunamu Inc.'s CEO, Oh Kyung-seok. The company has stated its intention to cover the losses to protect customer assets.
Ask AI about this cluster
Answers cite the sources they use
Updated 227d ago How this analysis works
More articles in this cluster (30)
Following this threat?
Track Lazarus and Dunamu in your own feed — you're alerted when they show up in new reporting, leak sites or exploitation.
Free account · no card needed
Continue Reading
Lazarus APT Launches Operation FlashHole Using AI and Post-Quantum Cryptography Kaspersky has identified a cyberespionage campaign, dubbed Operation FlashHole, attributed to the Lazarus APT group, active since July 2025. The campaign has targeted at least three organizations in South Korea's construction, software, and wire-communication sectors. Attack methods include spear-phishing emails… 
Cyber Espionage Escalates in Europe Amid Geopolitical Tensions Cyberattacks on the public sector have surged by 114% in Europe over the past 30 months, with an average of 2,563 attacks per week per organization. This increase is attributed to rising geopolitical tensions, particularly related to the ongoing conflict between Russia and Ukraine. Check Point Research reports that…