Ransomware Research
InfiniteTear Ransomware
InfiniteTear is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: The_Last.
Quick Facts
- Ransomware Family
- InfiniteTear
- First Seen
- August 1, 2017
- Known Aliases
- The_Last
How InfiniteTear Ransomware Works
File Encryption Patterns
InfiniteTear modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..JezRoz..InfiniteRansom Note and Payment Demands
After encrypting files, InfiniteTear displays ransom notes demanding payment for file recovery:
Important_Read_Me.txtRansom message:
notes/Important_Read_Me.txt
Note locations:
Desktop#How_Decrypt_Files.txtRansom message:
notes/#How_Decrypt_Files.txt
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with InfiniteTear ransomware:
The_Last.exeHost32.exe
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About This Analysis
This InfiniteTear 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 InfiniteTear.
Last updated: July 30, 2025