GMX Exploiter Starts Returning $40M in Stolen Crypto After Bounty Deal

The attacker who exploited the GMX v1 decentralized exchange (DEX) and stole $40 million in crypto started returning the stolen funds after sending an onchain message promising to return the crypto taken during the hack. 

In an onchain message flagged by blockchain security firm PeckShield, the hacker wrote that the funds will be returned. “Ok, funds will be returned later,” the exploiter wrote in an onchain message, accepting the bounty offered by the GMX team. 

Hacker begins returning stolen crypto

Almost an hour later, the hacker started…