Ransomware Research
iRansom Ransomware
iRansom is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- iRansom
- First Seen
- November 1, 2016
How iRansom Ransomware Works
Targeted Files
Replaces dots to _ -> Biblio.mdb -> Biblio_mdb_Locked.Locked
File Encryption Patterns
iRansom modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..LockedRansom Note and Payment Demands
After encrypting files, iRansom displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
LoginTechnical Indicators
Associated Executable Files
The following executable files are associated with iRansom ransomware:
iRansom.exeZerber.exeZerber1.exeXX.exeMalware (168).exeHKL (18).exe1 (20).exeMalware (41).exe
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About This Analysis
This iRansom 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 iRansom.
Last updated: July 30, 2025