Trojan.SpamBot
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Short bio
Trojan.Spambot is a generic detection for Trojan applications that may harvest stored credentials and email addresses for the purposes of spam distribution. Collected email addresses may be used to send spam email messages. Found credentials may be used to send spam email or post spam comments to forums, websites, social media websites, etc. on behalf of unsuspecting users.
Malicious behavior
Trojan.Spambot may run as a start-up entry and may be visible as running processes on compromised machines. Alternatively, Trojan.Spambot may be configured in a manner which prevents visible processes and start-up entries.
Business remediation
How to remove Trojan.Spambot 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 page to see which threats were found.

Home remediation
Malwarebytes can detect and remove many Trojan.Spambot infections without further user interaction.