A routine promotional campaign at South Korea based cryptocurrency exchange Bithumb spiraled into one of the largest operational mishaps in crypto history after the platform mistakenly distributed bitcoin instead of small cash rewards.
The error briefly disrupted prices on the exchange and prompted swift intervention from regulators.
TL;DR
- Bithumb accidentally sent around $44 billion worth of bitcoin to hundreds of users during a promotion.
- The exchange recovered nearly all the assets within minutes and halted trading for affected accounts.
- The firm will write off $9 million in Bitcoin losses
- Regulators flagged the incident as a sign of structural risks in virtual asset markets.
- The error unfolded as bitcoin rebounded sharply from a recent price slump.
- The move comes as Bitcoin rallies from a massive dip in prices, slouching down to $60,000.
The incident began on Friday when Bithumb attempted to distribute modest promotional rewards worth 2,000 Korean won, or about $1.40, to selected users. Due to an internal error, recipients instead received at least 2,000 bitcoins each, as per reports.
In total, roughly 620,000 bitcoins, valued at around $44 billion at prevailing prices, were mistakenly credited to customer accounts. The scale of the misallocation triggered an immediate selloff on the exchange, as some users rushed to liquidate the unexpected windfall.
Bithumb said the error affected 695 customers and that it restricted trading and withdrawals for those accounts within 35 minutes of the distribution.
By Saturday, the exchange said it had recovered 99.7% of the wrongly issued bitcoin and issued an apology to users.
Bithumb emphasized that the mistake was operational rather than malicious.
“We would like to make it clear that this incident is unrelated to external hacking or security breaches, and there are no problems with system security or customer asset management,” the company said in a statement.
According to further reports, Bithumb said it would write off $9 million in Bitcoin losses with its own funds.
Market Reaction And Short Lived Price Shock On The Exchange
The immediate impact of the error was visible on Bithumb’s own trading charts.
Bitcoin prices on the platform briefly plunged as much as 17% on Friday evening, falling to 81.1 million won. Prices later stabilized and recovered to about 104.5 million won, underscoring how quickly localized disruptions can spill into broader market volatility.
Despite being one of South Korea’s best known crypto exchanges, Bithumb remains smaller than Upbit, which dominates domestic trading volumes. Still, the episode highlighted how operational lapses at a single venue can influence sentiment, even if only temporarily.
Regulators Flag Broader Risks In Virtual Asset Markets
South Korea’s financial authorities responded swiftly. The Financial Services Commission and other regulators said the episode exposed underlying vulnerabilities in the virtual asset sector.
Following an emergency meeting, officials said they would review Bithumb’s internal control systems and, if irregularities are found, conduct on site inspections not only at Bithumb but also at other crypto exchanges operating in the country.
The response reflects growing regulatory unease around crypto market structure, custody practices, and operational resilience, particularly as retail participation remains high in South Korea.
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Bitcoin’s Broader Rebound Adds Context To The Incident
The timing of the error coincided with a volatile period for the wider crypto market.
Globally, Bitcoin rebounded sharply, climbing back above $70,000 after sliding to a 16 month low near $60,000 earlier in the week. The rally marked bitcoin’s largest one day gain since March 2023, even as it remained down for the week.
The recovery was driven by a rebound in risk assets, including technology shares and precious metals, following a global selloff.
However, caution persists. Options market data show heavy demand for downside protection, with traders positioning for potential further declines toward the $60,000 to $50,000 range. Ether also staged a double digit rebound on the day but remained significantly lower on the week.
Despite Friday’s bounce, the global crypto market has lost roughly $2 trillion in value since its peak in early October, underscoring the fragile backdrop against which operational errors such as Bithumb’s can amplify uncertainty.

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