North Korean cybercriminals appear to have transferred over $20 million on Tuesday from a U.S.-flagged cryptocurrency account, a move one expert highlighted as a sign the regime needs cash to fund strategic military activities.

NK Pro confirmed the transfer of some 297 bitcoin from one of six cryptocurrency wallets the FBI linked to Pyongyang’s money laundering operations last August.

At the time, the FBI announced in a press release that North Korea’s Lazarus Group moved 1,580 bitcoin amounting to over $40 million to the six wallets with the goal of eventually converting it to hard