Ransomware Research
DoNotChange Ransomware
DoNotChange is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- DoNotChange
- First Seen
- March 1, 2017
How DoNotChange Ransomware Works
Targeted Files
Full extension -> .id-7ES642406.cry
File Encryption Patterns
DoNotChange modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..Do_not_change_the_file_name.cryp..cryRansom Note and Payment Demands
After encrypting files, DoNotChange displays ransom notes demanding payment for file recovery:
HOW TO DECODE FILES!!!.txtRansom message:
notes/HOW TO DECODE FILES!!!.txt
Note locations:
EveryFolderHOW TO DECODE FILES!!!.txtRansom message:
notes/HOW TO DECODE FILES!!!.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with DoNotChange ransomware:
donotchange ransomware.exeDoNotChange ransomware.exe1yv46kRansom.DoNotChange.exe85a59166bcf510bc714318710b0621b0.RANSOM.DONOTCHANGE.EXEsample (9).exe%vird.exe
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About This Analysis
This DoNotChange 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 DoNotChange.
Last updated: July 30, 2025