Ransomware Research
AnimusLocker Ransomware
AnimusLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2018, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Animus Locker.
Quick Facts
- Ransomware Family
- AnimusLocker
- First Seen
- June 1, 2018
- Known Aliases
- Animus Locker
How AnimusLocker Ransomware Works
Targeted Files
Encrypts first 0x75308 bytes
File Encryption Patterns
AnimusLocker modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..animus..desuRansom Note and Payment Demands
After encrypting files, AnimusLocker displays ransom notes demanding payment for file recovery:
/^@_DECRYPT[2-3]?_@\.txt$/Ransom message:
notes/@_DECRYPT3_@.txt
Note locations:
EveryFolder/^ANIMUS_RESTORE[2-3]?\.txt$/Ransom message:
notes/ANIMUS_RESTORE2.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with AnimusLocker ransomware:
myfile.exeRansom.exememka.exen_BadRansomware.exeBadRansomware.exe
Recovery and Decryption Tools
Good news! Decryption tools are available for AnimusLocker ransomware:
0
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About This Analysis
This AnimusLocker ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like AnimusLocker.
Last updated: July 30, 2025