Over the weekend, Tether blacklisted a wallet holding $29.6 million worth of USDT stablecoins connected to Huione Guarantee, a Cambodian marketplace allegedly linked to a multi-billion dollar online scam economy, according to pseudonymous on-chain sleuth ZachXBT.

At least $14 million of that amount is tied to the infamous hack of the Japanese crypto exchange DMM Bitcoin, which lost an estimated $300 million in an “unauthorized outflow of funds” in early June. ZachXBT claims to have found that some $35 million connected to that exploit has been laundered via Huione Guarantee.

Lazarus Group, perhaps the most prolific unit of crypto protocol hackers, is thought to be behind the hack. "It is suspected that Lazarus Group is behind the hack due to similarities in laundering techniques and …