Malware · critical

How to fixKEYLOGGER_TROJAN_SPY

Keyboard Logger and Spyware Trojan

What this error means

Keyboard Logger and Spyware Trojan is a critical-severity malware/security issue. This diagnosis detects spyware hooks capturing keyboard inputs, screenshots, or clipboard data, transmitting the records to remote command-and-control servers. The usual suspects are phishing link execution or downloading infected software utilities and use of compromised public network access. See the troubleshooting steps below for the fix.

Before you begin

Save open work and back up important files. Note any recent driver or hardware changes. If Windows cannot start, use the startup guide first.

Work through these checks

0 of 3 complete
01Run Microsoft Defender Offline scan to remove hidden rootkits.

Run Microsoft Defender Offline scan to remove hidden rootkits..

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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02Inspect active network connections for unrecognized outbound processes.

Inspect active network connections for unrecognized outbound processes..

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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03Update all passwords and security keys using a separate, verified clean device.

Update all passwords and security keys using a separate, verified clean device..

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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Possible causes

  • Phishing link execution or downloading infected software utilities.
  • Use of compromised public network access.