Ransomware Research
Aperfectday2018 Ransomware
Aperfectday2018 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Aperfectday2018
- First Seen
- October 1, 2018
How Aperfectday2018 Ransomware Works
Targeted Files
NOSAMPLE
File Encryption Patterns
Aperfectday2018 modifies encrypted files using specific patterns to mark them as encrypted:
Prefixes added to encrypted files:
(enc)Ransom Note and Payment Demands
After encrypting files, Aperfectday2018 displays ransom notes demanding payment for file recovery:
aboutYourfiles.txtRansom message:
notes/aboutYourfiles.txt
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About This Analysis
This Aperfectday2018 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 Aperfectday2018.
Last updated: July 30, 2025