Mexican oil firm Pemex is refusing to pay a ransom of about $5 million in bitcoins after a ransomware attack against the firm’s administrative offices. The attack, which occurred on Sunday, has mainly affected administrative operations in Mexico City. The company has offered updates throughout the week on Twitter, noting that only about 5 percent of its systems were affected by the unnamed ransomware strain. Security firm Crowdstrike saw some indications that the malware may be DoppelPaymer, a form of ransomware that the firm first saw deployed in June attacks.”]
Source: https://www.cuinfosecurity.com/ransomware-mexican-oil-firm-reportedly-refuses-to-pay-up-a-13404