FBI issues second alert about ProLock ransomware stealing data

The FBI issued a second warning this week to alert US companies of ProLock ransomware operators stealing data from compromised networks before encrypting their victims’ systems.

The 20200901-001 Private Industry Notification seen by BleepingComputer on September 1st comes after the MI-000125-MW Flash Alert on the same subject issued by the FBI four months ago, on May 4th, 2020.

FBI’s previous alert also warned private industry partners that ProLock’s decryptor is not working properly and that data will be lost since files over 64MB might be corrupted as part of the decryption process.

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Source: Bleeping Computer