Trojan:W32/Chinky, Worm.Win32.VBNA, Trojan.VB.Chinky, W32/VBNA.worm (McAfee), Worm:Win32/Vobfus (Microsoft), W32.Changeup (Symantec)


Trojan:W32/Chinky (also known as Worm.Win32.VBNA) refers to a family of trojans that may download additional malware onto the affected computer.


Automatic action

Based on the settings of your F-Secure security product, it will either move the file to the quarantine where it cannot spread or cause harm, or remove it.

Network Disinfection

For general instructions on disinfecting a local network infection, please see Eliminating A Local Network Outbreak.

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Knowledge Base

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User Guide

See the user guide for your product on the Help Center.

Contact Support

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Submit a sample

Submit a file or URL for further analysis.

Technical Details

Variants in this family are server-side polymorphic, so that each infection caused by a variant is unique.

Variants in this family are also notable for having a worm-like functionality, in that they are capable of infecting new victims via infected removable media, such as USB thumb drives.

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