MALWARE FAMILY
EntryShell
Internal ID: win.entryshell
1
aliases
Last seen:Mar 17, 2026
Intelligence Profile
Fileless malware 'EntryShell', a variant of the KeyBoy malware, due to similarities in backdoor command IDs and debug messages with old KeyBoy samples. The embedded malware config was encrypted with a unique algorithm.
Threat Analysis
EntryShell 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.entryshell
Research Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.