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Category: Malware

Type: Trojan

Aliases: Trojan:W32/VBKrypt, Trojan:W32/VBKrypt, Gen:variant.vbkrypt.39 Gen:variant.vbkrypt.1 Trojan.Win32.VBKrypt


Trojan:W32/VBKrypt is a large family of trojans written in Visual Basic.


Automatic action

Based on the settings of your F-Secure security program, it will either automatically delete, quarantine or rename the detected program or file, or ask you for a desired action.

Knowledge Base

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About the product

See the manual for your F-Secure product on the Help Center.

Contact Support

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Submit a sample

Submit a file or URL for further analysis.

Technical Details

Based on the specific variant, the trojan may drop files, write to the registry and perform other unauthorized actions on the affected computer system.


the Generic DetectionsGen:variant.vbkrypt.39 and Gen:variant.vbkrypt.1 identify suspect files which appear to share the same characteristics or behaviors as a malicious Trojan:W32/VBKrypt file.

If you believe a file which has triggered one of these detections is in fact clean - i.e., that it is a False Positive - please submit a sample of the suspect file to our Submit A Sample (SAS) page for analysis.

Please specifying that you are submitting a false positive. Any additional information such as the origin of the file, scanning report file, and false positive detection name will help to resolve the issue more quickly.

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