On Saturday evening, reports from San Francisco outlined a malware attack causing problems for SFMTA. MUNI riders were given free access after station payment machines and schedule monitors started displaying a You Hacked message. The malware is believed to be a variant of HDDCryptor, which uses commercial tools to encrypt hard drives and network shares. The person(s) claiming responsibility for the attack has revealed a list of 2,112 systems that were infected. The ransom is 100 BTC, or $73,184 USD with current exchange rates.”]