Ransomware Research

Prometheus Ransomware

Prometheus is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2021, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: GotAllDone.

Quick facts

Ransomware Family
Prometheus
First Seen
March 1, 2021
Known Aliases
GotAllDone

How Prometheus ransomware works

File encryption patterns

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

Extensions added after encryption
./\.\[[A-Z0-9]{3}-[A-Z0-9]{3}-[A-Z0-9]{4}\]/.CGP.chaddad.boooom.PUUEQS8AEJ.ltnuhr.steriok.unlock.ZZZZZZZZZZ.MATILAN.ZORN.PARKER.axxes.private.trins.cmblabs.harditem.pex8tm.y9sx7x.[prometheusdec@yahoo.com]

Ransom note and payment demands

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

fileRESTORE_FILES_INFO.txt
notes/RESTORE_FILES_INFO.txt
Location: Desktop
fileRESTORE_FILES_INFO.hta
notes/RESTORE_FILES_INFO.hta
Location: Desktop
fileHow_To_Recover_My_Files.hta
notes/How_To_Recover_My_Files.hta
Location: Desktop
fileHow_To_Recover_My_Files.txt
notes/How_To_Recover_My_Files.txt
Location: Desktop
fileUNLOCK_FILES_INFO.txt
fileЗдравствуй Русский Мир.txt
fileИнструкция.txt
fileRECOVERY.txt
notes/RECOVERY.txt
Location: UserFolders
filedecrypt_info.txt
notes/decrypt_info.txt
Location: EveryFolder
fileDECRYPT_INFO.hta
notes/DECRYPT_INFO.hta
Location: Desktop

Technical indicators

Associated executable files

The following executable files are associated with Prometheus ransomware:

About this analysis

This Prometheus 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 Prometheus.

Last updated: December 30, 2025

Detection coverage

Elastio detects Prometheus inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Prometheus across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a scan against your recovery points to confirm.

See How the Hunt Engine WorksRequest a Demo

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