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:

File 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

Ransom message:

notes/RESTORE_FILES_INFO.txt

Note locations:

Desktop
fileRESTORE_FILES_INFO.hta

Ransom message:

notes/RESTORE_FILES_INFO.hta

Note locations:

Desktop
fileHow_To_Recover_My_Files.hta

Ransom message:

notes/How_To_Recover_My_Files.hta

Note locations:

Desktop
fileHow_To_Recover_My_Files.txt

Ransom message:

notes/How_To_Recover_My_Files.txt

Note locations:

Desktop
fileUNLOCK_FILES_INFO.txt
fileЗдравствуй Русский Мир.txt
fileИнструкция.txt
fileRECOVERY.txt

Ransom message:

notes/RECOVERY.txt

Note locations:

UserFolders
filedecrypt_info.txt

Ransom message:

notes/decrypt_info.txt

Note locations:

EveryFolder
fileDECRYPT_INFO.hta

Ransom message:

notes/DECRYPT_INFO.hta

Note locations:

Desktop

Technical Indicators

Associated Executable Files

The following executable files are associated with Prometheus ransomware:

  • h6fhhMtoyZ
  • gVcWDWENI8
  • Svchost.exe
  • Worker-0.exe
  • 1svhost.exe
  • steriok.xxx
  • Svchost.bin
  • xXfwVJuA6l
  • RICcC3qIRA
  • 14cqt0ps.exe
  • 028726.exe
  • Trins.exe
  • RBCfWIhtoMywwLC
  • db.exe
  • 56nXele4hbPS
  • cgpshare.exe
  • chaddad.exe
  • Garb1.exe
  • Client-0.exe

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About This Analysis

This Prometheus 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 Prometheus.

Last updated: July 30, 2025

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