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Exchange record

Upbit

South Korean centralized exchange operated by Dunamu. In November 2025 it suffered a Solana hot-wallet / abnormal withdrawal incident involving roughly USD 30-40 million in assets, suspended deposits and withdrawals, and later resumed Solana-related services in phases.

CEXActive
Also known as: Dunamu, Upbit Exchange

Registry sequence

Key facts

Launch date
2017-10-01
Death date
Years
2017–—
Origin
South Korea
Confidence
high
Last verified
2026-04-26

URL handling

Preferred action
Use current URL handling based on status below.
URL status
Live unverified
Original URL
Archived URL

Summary

South Korean centralized exchange operated by Dunamu. In November 2025 it suffered a Solana hot-wallet / abnormal withdrawal incident involving roughly USD 30-40 million in assets, suspended deposits and withdrawals, and later resumed Solana-related services in phases.

Timeline

Upbit suffered a Solana hot-wallet incident
2025-11-27hackcritical

Upbit detected abnormal withdrawals of Solana-network assets, with reporting estimating roughly USD 30-40 million or 54 billion KRW in assets transferred to an unauthorized external wallet.

Upbit suspended deposits and withdrawals after abnormal activity
2025-11-27withdrawal_suspendedcritical

Upbit urgently suspended digital-asset deposits and withdrawals after detecting abnormal activity involving Solana-network tokens and moved remaining assets to cold wallets.

Upbit scheduled Solana-related deposit and withdrawal resumption
2025-12-04otherhigh

Upbit announced that deposits and withdrawals for Solana network-related digital assets and SOL staking services would resume sequentially from December 4, 2025.

Evidence

Upbit2026-04-07official_statementmedium reliabilityentityarchive
The Block2025-11-27news_articlehigh reliabilityeventarchive

Related records

Notes and record state

Record note
Do not mark dead. The 2025 Solana incident was severe, but reporting and exchange notices describe reimbursement, suspended transfers, and staged resumption rather than terminal closure.
Revision state
Records may be incomplete, approximate, contested, or revised as better evidence becomes available.
This record may be incomplete or revised. Dead-side entries prefer archived URLs over original domains. Dates, causes, and classifications may change when stronger evidence becomes available. Contact / corrections

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