Ransomware Research
Mr.Robot Ransomware
Mr.Robot is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2020, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: GatedTakes.
Quick Facts
- Ransomware Family
- Mr.Robot
- First Seen
- April 1, 2020
- Known Aliases
- GatedTakes
How Mr.Robot Ransomware Works
Targeted Files
7198265049b9ae07283726cd4a15a92421eed0ae8ce943971c5e6b7626913e5c -> malicious XLS https://app.any.run/tasks/11ca31e8-1933-4e05-be6f-befcb9c23b0a -> Encrypts some parts of files by 0x200 bytes
File Encryption Patterns
Mr.Robot modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
./\.[a-z0-9]{5}$/Ransom Note and Payment Demands
After encrypting files, Mr.Robot displays ransom notes demanding payment for file recovery:
info.txtRansom message:
notes/info.txt
Note locations:
DesktopRansom message:
notes/info.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with Mr.Robot ransomware:
the_brief.xlsGatedTakesAdobe Acrobat Reader.exeayUNy.exekdWOn.exeWindows Modules Installer Worker.exe
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About This Analysis
This Mr.Robot 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 Mr.Robot.
Last updated: July 30, 2025