Trojan.Qhost
ThreatDown is now the name of the Malwarebytes line of business products. References to Malwarebytes below reflect the amazing technology used to first identify the threat.
Short bio
Trojan.Qhost is Malwarebytes’ generic detection name for malwarethat modifies the Windows system’s hosts file.
Malicious behavior
Trojan.Qhost alters the hosts file as a means to redirect the user’s Internet traffic, for example to stop him from downloading security software or installing updates.
Business remediation
How to remove Trojan.Qhost with the Malwarebytes Nebula console
You can use the Malwarebytes Anti-Malware Nebula console to scan endpoints.

Nebula endpoint tasks menu
Choose the Scan + Quarantine option. Afterwards you can check the Detections pageto see which threats were found.

On the Quarantine pageyou can see which threats were quarantined and restore them if necessary.

Home remediation
Malwarebytes can detect and remove Trojan.Qhost without further user interaction.
If you were using a custom hosts file before infection, you may have to recreate it or restore from your backup.