Avast vs Ransomware | Summary and Q&A

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May 27, 2017
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The PC Security Channel
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Avast vs Ransomware

TL;DR

Avast Free Antivirus effectively detects and blocks some ransomware threats, but behavioral shields trigger after encryption has occurred.

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Questions & Answers

Q: How does Avast Free Antivirus respond to WannaDie ransomware?

Avast Free Antivirus fails to detect WannaDie ransomware and cannot delete it, indicating persistence. However, this ransomware does not encrypt files and is not malicious.

Q: Is Avast Free Antivirus effective against screen locker ransomware?

Avast Free Antivirus is unable to prevent screen locker ransomware, such as "Elmer's Glue Locker," which demands bitcoins. Rebooting the system removes the locker without issues.

Q: Does Avast Free Antivirus successfully detect Jaff ransomware?

Avast Free Antivirus detects Jaff ransomware using its IDP Generic component. However, it fails to block the ransomware in time to prevent file encryption.

Q: How does Avast Free Antivirus perform against other ransomware threats?

Avast Free Antivirus successfully detects and blocks additional ransomware threats, triggering its IDP alerts. However, behavioral shields appear to activate after encryption has already taken place.

Summary & Key Takeaways

  • The video explores Avast Free Antivirus's response to various types of ransomware, testing its zero-day components and behavioral shields.

  • Avast successfully blocks some ransomware samples, such as Jaff, using its IDP Generic component.

  • However, the behavioral shields seem to trigger after encryption has already occurred, suggesting room for improvement.

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