Ransomware Research
Losers Ransomware
Losers is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Losers
- First Seen
- October 1, 2017
How Losers Ransomware Works
Targeted Files
https://www.hybrid-analysis.com/sample/ab4805b1f809301abac2a11474371988fbe992450b1e50ba3dab82e561bd28f9?environmentId=100 Current sample is Neurevt (Betabot) malware
File Encryption Patterns
Losers modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..losersRansom Note and Payment Demands
After encrypting files, Losers displays ransom notes demanding payment for file recovery:
HOWTODECRYPTFILES.htmlRansom message:
notes/HOWTODECRYPTFILES.html.txt
Technical Indicators
Associated Executable Files
The following executable files are associated with Losers ransomware:
svchhost.exe
Elastio Can Help You
Don't let Losers ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This Losers 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 Losers.
Last updated: July 30, 2025