Lethic

Internal ID: win.lethic

aliases

Last seen:Mar 17, 2026

Intelligence Profile

Lethic is a spambot dating back to 2008. It is known to be distributing low-level pharmaceutical spam.

Threat Analysis

Lethic is a malware family tracked by threat intelligence researchers and catalogued in the Malpedia dataset. It represents a distinct malicious software lineage with identifiable code characteristics, behaviors, and victimology.

External References

→http://resources.infosecinstitute.com/win32lethic-botnet-analysis/

→http://www.malware-traffic-analysis.net/2017/11/02/index.html

→http://www.vkremez.com/2017/11/lets-learn-lethic-spambot-survey-of.html

→https://web.archive.org/web/20101031045748/http://www.m86security.com/labs/spambotitem.asp?article=1205

→https://www.zscaler.com/blogs/security-research/lethic-botnet-returns-uses-realtek-identifier

Quick Facts

TypeMalware Family

Aliases1

Also Known As

win.lethic

Research Links

MITRE ATT&CK VirusTotal Google (news) Twitter/X search

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.

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