Marlboro Ransomware
Marlboro is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick facts
How Marlboro ransomware works
File encryption patterns
Marlboro modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, Marlboro displays ransom notes demanding payment for file recovery:
notes/_HELP_Recover_Files_.html
Technical indicators
Associated executable files
The following executable files are associated with Marlboro ransomware:
- TUI.docm
- MARLBORO RANSOMWARE DOC DOWNLOADER
- maxi.docm
- MALBORO RANSOMWARE DOC DOWNLOADER
- u00000.EXE.bin
- u00000.wicked
- 2.exe
- wicked.exe
- MARLBORO RANSOMWARE 32Bit
- MALBORO RANSOMWARE 32Bit
- u00000.wicked.exe
- Marlboro Ransomware.exe
- Marlboro.exe
- MARLBORO RANSOMWARE
- Update3.wrc
- DecryptFiles.exe
- Update3
- MARLBORO RANSOMWARE DECRYPTER
- Update2.wrc
About this analysis
This Marlboro 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 Marlboro.
Last updated: December 30, 2025
Elastio detects Marlboro inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify Marlboro 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.
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