Exchange

Pure Bit Disappears with $2.8 Million in ICO Exit Scam

Summary # Pure Bit, a South Korean cryptocurrency exchange, orchestrated an exit scam, swindling roughly 13,678 ETH ($2.8 million) from its private investors by promoting the potential for profits through its exchange token, Pure Coin. The platform promised token holders a share of the exchange’s trading revenue and discounted trading fees, enticing investors with the prospect of significant returns. Additionally, the team behind Pure Bit claimed that 90% of the token supply would be burned over three years, suggesting an induced scarcity that could potentially increase the token’s value. ...

Zaif loses $60 Million in Cyberattack

Summary # In September 2018, Zaif, a Japanese cryptocurrency exchange, has been hacked. During the hack, the attackers managed to steal about $60 million worth of cryptocurrencies from hot wallets. As a result, Zaif’s business was sold to Fisco in order to compensate for the loss of users. Attackers # The identity of the attackers has not been publicly disclosed. The investigation into the hack was conducted by the Tech Bureau, the parent company of Zaif, and Japanese law enforcement agencies, but no information has been released regarding the identity of the perpetrators. ...

Bithumb Hacked for $31 Million

Summary # On June 20, 2018, Bithumb, a South Korean cryptocurrency exchange, was hacked for $31.5 million. The attacker gained access to one of the exchange’s hot wallets. Attackers # The identity of the attacker(s) is unknown. Losses # 35 billion won ($31.5 million) Timeline # June 20, 2018: Bithumb announced that 35,000,000,000 KRW worth cryptocurrencies have been stolen June 28, 2018: Bithamb announced that he managed to return part of the stolen funds and the actual amount of damage is 19 billion won ($17. ...

Coinrail lost $40 million in a cyberattack

Summary # In June 2018, Coinrail, a South Korean cryptocurrency exchange, was hacked. During the hack, the attackers managed to steal about $40 million worth of cryptocurrencies from hot wallets. Attackers # The identity of the attackers has not been publicly disclosed. Losses # Coinrail lost 30 percent of the tokens the exchange was housing (nearly $40 million worth), including: $20 million worth of NPXS $14 million of ATX $6 million DENT $1 million TRON Timeline # June 10, 2018: Coinrail reported a hack. ...

BitGrail Hack Results in $170 Million Loss

Summary # In February 2018, BitGrail, an Italian cryptocurrency exchange, fell victim to a devastating hack, resulting in the loss of approximately $170 million worth of Nano (XRB) tokens. This article delves into the details of the attack, the perpetrators involved, the losses incurred, the timeline of events, and the security failure causes that allowed such a significant breach to occur. Attackers # The identity of the attackers in the BitGrail crypto hack remains uncertain. ...

Coincheck Hack: A $530 Million NEM Theft Unveiling Centralized Exchange Vulnerabilities

Summary # In January 2018, Coincheck, one of Japan’s largest cryptocurrency exchanges, suffered a colossal security breach, resulting in the theft of approximately $530 million worth of NEM tokens. This incident shedding light on the vulnerabilities inherent in centralized exchanges and emphasizing the urgent need for robust security measures within the crypto ecosystem. Attackers # The perpetrators behind the Coincheck NEM security breach were linked to a Canadian exchange and a Japanese exchange called Zaif, as identified by the BIG Blockchain Intelligence Group Inc. ...

Bitfinex Hack Led To 119,756 Bitcoin Stolen

Summary # On the 2nd of August 2016, Bitfinex, a prominent cryptocurrency exchange, experienced a security breach resulting in the theft of approximately 120,000 bitcoins (US$72 million at the time). This incident led to a 20% decline in the trading price of Bitcoin — from US$600 to US$400, reducing the value of the stolen bitcoins to nearly US$58 million. In response to the breach, Bitfinex immediately halted all Bitcoin withdrawals and trading activities. ...

Gatecoin Exchange Hacked for $2 Million

Summary # On May 09, 2016, cryptocurrency exchange Gatecoin was hacked, resulting in the theft of approximately $2 million in cryptocurrencies. Hackers gained access to the exchange’s hot wallets and stole funds. Attackers # The identity of the hackers who carried out the attack on Gatecoin is unknown. BTC Wallet: 132ymu2ufMP3mDCo9qwKc173PV2Bbm4T2g ETH Wallets: 0x04786aada9deea2150deab7b3b8911c309f5ed90 0xc062dceed93087c9112ff7b02d53e928e49cec09 0x1342a001544b8b7ae4a5d374e33114c66d78bd5f 0xd4914762f9bd566bd0882b71af5439c0476d2ff6 Losses # Gatecoin estimated the losses from the hack to be approximately $2 million. ...

ShapeShift Exchange Hacked for $230000

Summary # Between March 14 and April 9, 2016, the Swiss-based cryptocurrency exchange, ShapeShift, experienced three security breaches. The initial compromise was an insider threat, where an employee responsible for the platform’s security and infrastructure misappropriated funds. Subsequently, this individual provided an external threat actor with critical assets: the source code of ShapeShift’s core system, the IP address of the primary server, an SSH private key, and deployed a Remote Access Trojan (RAT) on a colleague’s workstation. ...

BTER lost $1.75 million worth due to a cold wallet hack

Summary # BTER, a China-based digital currency exchange, experienced a significant security breach on February 14, 2015, losing 7,170 bitcoins valued at approximately $1.75 million. The attack targeted the exchange’s cold wallets. The company has suspended its services and is collaborating with law enforcement to investigate the incident. BTER has also offered a 720 BTC reward, approximately $170,000, for assistance in recovering the stolen funds. Attackers # The identity of the hackers who attacked BTER is unknown. ...