APT / THREAT GROUP
Casper
2
aliases
Last seen:Mar 17, 2026
Intelligence Profile
ESET describes Casper as a well-developed reconnaissance tool, making extensive efforts to remain unseen on targeted machines. Of particular note are the specific strategies adopted against anti-malware software. Casper was used against Syrian targets in April 2014, which makes it the most recent malware from this group publicly known at this time.
Threat Analysis
Casper is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.
External References
Quick Facts
TypeAPT / Threat Group
Aliases2
Also Known As
win.casperCasper
External Intelligence
Malpedia: win.casperResearch Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.