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/Gamarue.AO
Aliases: Worm.Win32.Gamarue (Ikarus)
Summary
Windows Defender detects and removes this threat.
This worm can download files onto your PC.
It can be installed when you open a spam email attachment or downloaded onto your PC by other malware (such as Win32/Dofoil and Win32/Beebone) or from an exploit kit. It also copies itself to any USB flash drives connected to your PC.
Use the following free Microsoft software to detect and remove this threat:
- Microsoft Defender Antivirus for Windows 10 and Windows 8.1, or Microsoft Security Essentials for Windows 7 and Windows Vista
- Microsoft Safety Scanner
- Microsoft Windows Malicious Software Removal Tool
You should also run a full scan. A full scan might find hidden malware.
Disable Autorun
This threat tries to use the Windows Autorun function to spread via removable drives, such as USB flash drives. You can disable Autorun to prevent worms from spreading:
Scan removable drives
Remember to scan any removable or portable drives. If you have Microsoft security software, see this topic on our software help page:
Get more help
You can also visit our advanced troubleshooting page or search the Microsoft virus and malware community for more help.
If you’re using Windows XP, see our Windows XP end of support page.