Ransomware Research

About AnimusLocker


AnimusLocker was first discovered in June 2018 in enterprise cloud environments. AnimusLocker is found in environments with a number of different names, including Animus Locker, etc. For a full list of all names, please see below.

Name AnimusLocker
  • Animus Locker
First Seen June 2018


To better understand AnimusLocker, we can trace it’s origins. Below is a snapshot of AnimusLocker’s genealogy.

Aurora » AnimusLocker

Behavior of AnimusLocker

AnimusLocker is known to target specific file types. Below are all known file types that AnimusLocker is known to infect.

In some cases, ransomware will update the modified date, when it encrypts files. AnimusLocker updates the last modified date of the file it targets.

Learn More

Characteristics of AnimusLocker

Here are some of the unique characteristics that are helpful to know about AnimusLocker.


Some ransomware will change or append a suffix to the end of the file after they are encrypted, including changing the extension of a file. Here are some of the possible suffixes that AnimusLocker ransomware is known to change.

Suffixes.animus, .desu

Ransomware Notes

Not all ransomware leaves a note. However, some ransomware leaves the infected party instructions on what the user should do to get rid of the ransomware, or satisfy the ransom. This often involves transferring money, often bitcoin or another cryptocurrency to a designated wallet.

Below are the type(s) of notes, content, and typical locations where Elastio has found ransom notes from AnimusLocker.

File Name/^@_DECRYPT[2-3]?_@.txt$/
File Name/^ANIMUS_RESTORE[2-3]?.txt$/


These are the names of the executables that contain the undetonated ransomware payload for AnimusLocker.

Executablesmyfile.exe, Ransom.exe, memka.exe, n_BadRansomware.exe, BadRansomware.exe

External Pages

Ransomware often links to external pages such as payment pages, telegram contacts, etc. Below are some of the URLs Elastio has found to be associated with AnimusLocker.

External Pages
  • mailto:j0ra@protonmail.com
  • mailto:unlockalexkingman@protonmail.com
  • mailto:hellstaff@india.com

Available Decryptors for AnimusLocker

Decryptors help to decrypt the infected ransomware files. Below are the known decryptors for files that have been infected by AnimusLocker.

If there are any known decryptors for this ransomware, they are linked here.

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