Ransomware Research

Solara Ransomware

Solara is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2025, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Solara
First Seen
April 1, 2025

How Solara ransomware works

File modification behavior

Solara updates file modification timestamps after encryption.

File encryption patterns

Solara modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
  • ./\.[0-9a-z]{4}$/
  • .solara

Ransom note and payment demands

After encrypting files, Solara displays ransom notes demanding payment for file recovery:

screenshot
notes/19gh7zz2z.jpg

Location: Desktop

fileread_it.txt
notes/read_it.txt

Location: EveryFolder

About this analysis

This Solara 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 Solara.

Last updated: August 21, 2025

Detection coverage

Elastio detects Solara inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Solara across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.