Hellhounds is an APT group targeting organizations in Russia, using a modified version of Pupy RAT called Decoy Dog. They gain initial access through vulnerable web services and trusted relationships, with a focus on the public sector and IT companies. The group has been active since at least 2019, maintaining covert presence inside compromised organizations by modifying open-source projects to evade detection. Hellhounds have successfully targeted at least 48 victims, including a telecom operator where they disrupted services.
The same group is tracked under different names by different vendors.
| Vendor | Name |
|---|---|
| Various | HellHounds |
No techniques mapped yet.
No IOCs extracted yet from reports naming this actor.
Every report in the Global Intel Library that names HellHounds, newest first. Open any report to see the full analysis with provenance.
No reports in the Lore library name this actor yet.
Indicators from free threat feeds (abuse.ch ThreatFox, AlienVault OTX) attributed to HellHounds. Each row shows why it was linked and where it came from.
No feed indicators linked to this actor yet. Feeds are checked every hour.
Open-source reports about this actor collected from MISP Galaxy.