Ransomware Research

TuskLocker Ransomware

TuskLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2022, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Crimson Walrus.

Quick facts

Ransomware Family
TuskLocker
First Seen
May 1, 2022
Known Aliases
  • Crimson Walrus

How TuskLocker ransomware works

File modification behavior

How TuskLocker alters file modification timestamps is not known.

File encryption patterns

TuskLocker modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
  • .tusk

Ransom note and payment demands

After encrypting files, TuskLocker displays ransom notes demanding payment for file recovery:

fileDECRYPT_YOUR_FILES.txt
notes/DECRYPT_YOUR_FILES.txt

Location: RootDirectory

Technical indicators

Associated executable files

The following executable files are associated with TuskLocker ransomware:

  • file.0xc586a6d2ebb0.0xc586a71a4010.ImageSectionObject.TuskLocker2.exe

About this analysis

This TuskLocker 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 TuskLocker.

Last updated: August 25, 2022

Detection coverage

Elastio detects TuskLocker inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify TuskLocker 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.