fileDECODING_FILES.txt
notes/DECODING_FILES.txt
Ransomware Research
20dfs Ransomware
20dfs is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2020, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: aksx.
Quick facts
- Ransomware Family
- 20dfs
- First Seen
- June 1, 2020
- Known Aliases
- aksx
How 20dfs ransomware works
File modification behavior
How 20dfs alters file modification timestamps is not known.
File encryption patterns
20dfs modifies encrypted files using specific patterns to mark them as encrypted:
Extensions added after encryption
- .20dfs
- .aksx
- .crypt
Ransom note and payment demands
After encrypting files, 20dfs displays ransom notes demanding payment for file recovery:
fileFILES_ENCRYPTED.txt
fileWHAT_HAPPENED.txt
About this analysis
This 20dfs 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 20dfs.
Detection coverage
Elastio detects 20dfs inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify 20dfs 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.