5 malware families
Stern
Also known asStern
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ARSENAL
Associated malware families
5 malware families attributed to this actor across reporting.
FamilyContextEvidenceLast seen
BlackSuit...Stern has transacted with addresses linked to strains like Quantum, Karakurt, Diavol, and Royal in 2022 following Conti’s demise.1Mar 18, 2026
ContiConti was a prolific ransomware strain for a few years... Conti responded by announcing its closure in May, but soon after, much of the Conti team split up into smaller groups and continued their activity.1Mar 18, 2026
Diavol...Stern has transacted with addresses linked to strains like Quantum, Karakurt, Diavol, and Royal in 2022 following Conti’s demise.1Mar 18, 2026
KaraKurt...Stern has transacted with addresses linked to strains like Quantum, Karakurt, Diavol, and Royal in 2022 following Conti’s demise.1Mar 18, 2026
Quantum...Stern has transacted with addresses linked to strains like Quantum, Karakurt, Diavol, and Royal in 2022 following Conti’s demise.1Mar 18, 2026
ACTIVITY FEED
Recent activity
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No public activity observed for this threat actor.
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Target overlap
Match sector + geo + tech-stack targeting against your real footprint.
Tradecraft mapping
Every observed MITRE ATT&CK technique, grouped by tactic.
Malware arsenal5
Families this actor is known to deploy, with IOCs and behavior.
Exploited CVEs
CVEs this actor has used in known campaigns.
Detection signatures
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Observables
Domains, IPs, and hashes tied to this actor, refreshed continuously.