Summary of Damage Report from Crypto Asset Phishing Site “Kusama Protocol Platform”
Victim: YM (Japan)
Created on: May 19, 2024
Timeline of Events:
February 17:
Began interacting with Nanako on LINE, an acquaintance from the Pairs app.
February:
Nanako recommended investing in crypto assets, introducing Kusama Protocol Platform.
February 27:
Purchased 50,000 yen worth of ETH on bitFlyer.
February 29:
Purchased an additional 100,000 yen worth of ETH on Coincheck.
March 7:
Exchanged ETH to USDT, connected MetaMask to Kusama Protocol Platform. Deposited USDT in Kusama for interest savings and KUSAMA Activities.
March 29:
Participated in a KUSAMA activity with 10,000 USDT, earning 0.55 ETH as a prize.
By April 20:
Participated in 4 KUSAMA activities, winning various prizes. Increased deposited funds by purchasing ETH and converting to USDT.
April 20:
Transferred USDT to KuCoin, exchanged for ETH, transferred to bitFlyer, sold it, and deposited 70,000 yen into his account. A new event, "Contact Activity," was announced with a high contract amount and prize.
April 22:
Borrowed 1,500,000 yen from Nanako, transferring funds to the event's prize pool. Current funds: 69,427 USDT, shortfall: 45,573 USDT.
April 23:
Applied to KUSAMA support to extend the deadline until April 30. KUSAMA support required an additional 20,000 USDT for the extension.
April 24:
Collected and invested 27,727 USDT, confirming the April 30 deadline with KUSAMA support.
April 30:
Borrowed 298,050 yen from Nanako, making further investments. Current funds: 108,192 USDT, shortfall: 6,808 USDT. Reported to KUSAMA support about the inability to meet the deadline and was informed of daily late fees of 1% of the account balance.
May 1:
Invested 9,181 USDT, reporting completion of the contract amount and late fees. Attempted to withdraw 168,879 USDT, including the Kusama event completion reward of 14.55 ETH, but was unsuccessful. Notified of additional withdrawal fees by KUSAMA support.
May 2 - May 3:
Complained to KUSAMA support, but funds remained frozen. Total damage estimated at 15,101,000 yen ($97,022).
May 3:
Learned from MetaMask support that Kusama was a phishing site, realizing the funds were likely stolen.
May 9:
MetaMask support introduced YM to Cryptoforensic Investigators for further investigation.
May 12:
Requested an investigation from Cryptoforensic Investigators, hoping to recover the stolen funds.
May 14:
Cryptoforensic Investigators reported that fund recovery was difficult, providing little hope for retrieval.
May 15:
Discontinued further investigation due to bleak recovery prospects.
May 19:
Reported the damage to Chainabuse, as introduced by MetaMask support, to raise awareness and prevent others from falling victim to similar scams.
This detailed timeline encompasses all events leading to the financial loss experienced by YM due to the phishing scam orchestrated through the Kusama Protocol Platform.