Attention: We have transitioned to a new AAD or Microsoft Entra ID from the week of May 20, 2024. In case your tenant requires admin consent, please refer to this document located at Overview of user and admin consent - Microsoft Entra ID | Microsoft Learn and grant access to App ID: 6ba09155-cb24-475b-b24f-b4e28fc74365 with graph permissions for Directory.Read.All and User.Read for continued access. While the app may appear unverified, you can confirm its legitimacy by verifying the App ID provided.
We're gradually updating threat actor names in our reports to align with the new weather-themed taxonomy. Learn about Microsoft threat actor names
Worm:Win32/Vobfus.IC
Detected by Microsoft Defender Antivirus
Aliases: WORM_VOBFUS.SM02 (Trend Micro) Worm.Win32.Vobfus.eb (Kaspersky) W32.Changeup!gen18 (Symantec)
Summary
Worm:Win32/Vobfus.IC is a member of Win32/Vobfus - a family of worms that spreads via network drives and removable drives. It may also download and execute arbitrary files.
To detect and remove this threat and other malicious software that may have been installed in your computer, run a full-system scan with an up-to-date antivirus product such as the following:
- Microsoft Security Essentials
- Microsoft Safety Scanner
- Microsoft Windows Malicious Software Removal Tool
Additional remediation instructions
This threat may make lasting changes to an affected system's configuration that will NOT be restored by detecting and removing this threat. For more information on returning an affected system to its pre-infected state, please see the following information:
Disable Autorun functionality
Worm:Win32/Vobfus.IC attempts to spread via removable drives on computers that support Autorun functionality. This is a particularly common method of spreading for many current malware families. For information on disabling Autorun functionality, please see the following article: http://support.microsoft.com/kb/967715/