On-chain investigator ZachXBT flagged a suspected drain tied to Polymarket on Friday
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Polymarket developers later acknowledged the incident and said it involved an internal rewards wallet and did not affect user funds or market outcomes.
Key facts
Over an hour after the initial disclosure, on-chain analytics platform Bubblemaps estimated the loss at about $700,000, saying the funds were split across 16 addresses and routed through centralized
On-chain investigator ZachXBT flagged a suspected drain tied to Polymarket on Friday, saying over $520,000 had been taken from addresses linked to the prediction market’s Polygon infrastructure
The stolen funds were split across 16 addresses and routed through CEXs and other services
The incident fits a broader shift in how attackers are targeting crypto projects, Dan Dadybayo, strategy lead at crypto infrastructure developer Horizontal Systems, told Decrypt
Summary
On-chain investigator ZachXBT flagged a suspected drain from a wallet linked to Polymarket’s Polygon infrastructure Friday. Polymarket devs said an “internal top-up” wallet was drained, while user funds and market outcomes remain safe. On-chain analytics platform Bubblemaps later estimated the loss at about $700,000 across 16 addresses. On-chain investigator ZachXBT flagged a suspected drain tied to Polymarket on Friday, saying over $520,000 had been taken from addresses linked to the prediction market’s Polygon infrastructure.