Ransomware Research

G-STARS Ransomware

G-STARS is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2023, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
G-STARS
First Seen
August 1, 2023

How G-STARS ransomware works

File modification behavior

G-STARS updates file modification timestamps after encryption.

File encryption patterns

G-STARS modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
  • .G-STARS

Ransom note and payment demands

After encrypting files, G-STARS displays ransom notes demanding payment for file recovery:

fileinfo.txt
notes/info.txt

Location: RootDiscs, Desktop

fileinfo.hta
notes/info.hta

Location: RootDiscs, Desktop

Technical indicators

Associated executable files

The following executable files are associated with G-STARS ransomware:

  • Build1.exe

About this analysis

This G-STARS 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 G-STARS.

Last updated: October 5, 2023

Detection coverage

Elastio detects G-STARS inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify G-STARS 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.