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Published Mar 30, 2014 | Updated Sep 15, 2017

Worm:Win32/Autorun.AHT

Detected by Microsoft Defender Antivirus

Aliases: BKDR_AGENT.ALD (Trend Micro) Backdoor.Win32.VB.ayr (Kaspersky) Trojan Horse (Symantec)

Summary

Windows Defender Antivirus detects and removes this threat.

This threat is a worm that can use your PC to spread.

It could have arrived on your PC in a number of ways - including a spam email or an infected removable drives, such as a USB flash drive.
The following free Microsoft security software detects and removes this threat:

Additional recovery instructions

This threat might make lasting changes that won't be restored by detecting and removing it. There is more information below about returning your PC to its pre-infected state.
Disable Autorun
Worm:Win32/Autorun.AHT tries to use the Windows Autorun function to spread via removable drives, like USB flash drives. You can disable Autorun to help prevent threats from spreading: Disable Windows Autorun
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