5 malware families
Hastalamuerte
Also known asHastalamuerte
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ARSENAL
Associated malware families
5 malware families attributed to this actor across reporting.
FamilyContextEvidenceLast seen
The GentlemenThe Gentlemen is an active ransomware and extortion operation that emerged publicly in the second half of 2025 and rapidly scaled into a high-volume threat actor.2May 18, 2026
EmbargoHastalamuerte was an experienced affiliate who had previously worked with Embargo, LockBit, and Medusa before joining Qilin.1May 11, 2026
LockBitLockBit posted 163 victims in Q1 2026, climbing to fourth place globally.1May 11, 2026
MedusaHastalamuerte was an experienced affiliate who had previously worked with Embargo, LockBit, and Medusa before joining Qilin.1May 11, 2026
QilinQilin maintained its position as the most prominent ransomware operation for the third consecutive quarter, posting 338 victims.1May 11, 2026
ACTIVITY FEED
Recent activity
No public activity tracked yet. Mallory keeps watching.
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No public activity observed for this threat actor.
What this page doesn’t show
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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.