Gomasom Ransomware
Gomasom is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick facts
How Gomasom ransomware works
File encryption patterns
Gomasom modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, Gomasom displays ransom notes demanding payment for file recovery:
Recovery and decryption tools
Decryption tools may be available for Gomasom. Review the resources below:
About this analysis
This Gomasom 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 Gomasom.
Last updated: December 30, 2025
Elastio detects Gomasom inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify Gomasom 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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