Black Hole Hack

TOTAL LOST $1.3M
Medium Other

What happened

Black Hole token suffered a price manipulation attack on Oct 11, 2023, resulting in a loss of 1,275,981 USDT.

Black Hole (BH) is a BEP20 token on Binance Smart Chain. On Oct 11, 2023, BH token was exploited through a price manipulation attack. The attacker used a flashloan to target the BH/USDT trading pair on PancakeSwap.

By swapping USDT for BH at a low price and extracting liquidity at a higher price, the attacker drained an estimated 1,275,981 USDT from the exchange. The attack was executed with approximately 4.16 USD in fees on the BNB Chain. Following the attack, the attacker transferred their profits to Tornado Cash to avoid being traced and frozen.

Attacker Address:

https://bscscan.com/address/0xfdbfceea…a63464

Malicious Transaction:

https://bscscan.com/tx/0xc11e4020…007662

Malicious Contract Address:

https://bscscan.com/address/0x216ccfd4…76480c

TornadoCash Deposit Transaction Example:

https://bscscan.com/tx/0x807c3971…98b288

Case & protocol details

Classification Token
Protocol Type Yield
Affected asset / contract BH
Official Website blackhole.xyz/
Protocol Twitter/X @BlackWhaleDeFi

Evidence & learning

Sources and on-chain records

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