Polyarb is a technology platform tracked across 1 threat cluster and 2 intelligence report mentions on ThreatCluster. First observed May 4, 2026; most recent activity May 4, 2026.
On May 4, 2026, onchain investigator ZachXBT reported that Polyarb, a site posing as a prediction market platform, is operating an active wallet drainer. This malicious tool disguises a harmful smart contract approval…