MALWARE FAMILY
Resident
Internal ID: win.resident
1
aliases
Last seen:Mar 17, 2026
Intelligence Profile
According to Cisco Talos, Resident is a backdoor likely developed by the same author as win.warmcookie, and it was observed being delivered in intrusions they attribute to TA866.
Threat Analysis
Resident 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
Quick Facts
TypeMalware Family
Aliases1
Also Known As
win.resident
Research Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.