Two NYPD detectives had been working security for the cryptocurrency investors who police say kidnapped a man and held him captive in SoHo, police sources say.

The Euro exec became a person of interest in the case after the arrest of Kentucky crypto king John Woeltz on Friday for allegedly holding wealthy trader Michael Vanlentino Teofrasto Carturan

William Duplessie, 33, stood before a judge in Manhattan Criminal Court wearing a beige prison smock and his arms cuffed behind his back as he awaited a grand jury indictment.

SOHO, Manhattan (WABC) -- One of two cryptocurrency investors under arrest in the alleged kidnapping and torture of a man in SoHo has waived his court appearance on Wednesday morning.

The pair of hard-partying crypto bros accused of sadistically torturing an Italian millionaire lured him to New York City with the promise of returning Bitcoin they had allegedly stolen from him

The service of the two officers has been "modified," the NYPD confirmed, as an internal review into their potential connection to the crypto millionaire's torturers is underway.

The recent case of an Italian tourist who was kidnapped in New York City and tortured by people allegedly after his cryptocurrency is drawing attention to a rash of crimes dubbed "wrench attacks," which combine cybertheft with old-fashioned thuggery.