MALWARE FAMILY
Leslieloader
Internal ID: win.leslieloader
1
aliases
Last seen:Mar 17, 2026
Intelligence Profile
Leslieloader is a loader written in Golang, named after the observed AES decryption key referencing deceased actor, Leslie Cheung. The loader assists in the initial infection and deployment of the malicious payload, enabling execution on a system. The loader achieves its goal by decoding and decrypting a secondary payload binary, then injecting it into another process.
Threat Analysis
Leslieloader 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.leslieloader
Research Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.