filerestore_file.txt
notes/restore_file.txt
Location: EveryFolder
Ransomware Research
BlueLocker Ransomware
BlueLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2021, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: BlueCryptor.
Quick facts
- Ransomware Family
- BlueLocker
- First Seen
- November 1, 2021
- Known Aliases
- BlueCryptor
How BlueLocker ransomware works
File modification behavior
BlueLocker updates file modification timestamps after encryption.
File encryption patterns
BlueLocker modifies encrypted files using specific patterns to mark them as encrypted:
Extensions added after encryption
- .blue
Ransom note and payment demands
After encrypting files, BlueLocker displays ransom notes demanding payment for file recovery:
About this analysis
This BlueLocker ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like BlueLocker.
Detection coverage
Elastio detects BlueLocker inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify BlueLocker across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.