Cring Ransomware
Cring is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2020, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Cring Hand, Crypt3r.
Quick facts
How Cring ransomware works
File encryption patterns
Cring modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, Cring displays ransom notes demanding payment for file recovery:
notes/deReadMe!!!.txt
notes/HOW_CAN_GET_FILES_BACK.txt
notes/HOW_CAN_GET_FILES_BACK.rtf
notes/HOW_CAN_RECOVERY.txt
Technical indicators
Associated executable files
The following executable files are associated with Cring ransomware:
- cring.exe
- 848299.exe
- SchoolPrject1.exe
- Ghost.exe
- Ghost-cleaned.exe!
- Jpghosts.log
- Pcest.bin
About this analysis
This Cring 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 Cring.
Last updated: December 30, 2025
Elastio detects Cring inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify Cring 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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