Research reports
1,224 reports from 387 publishers45 added in the past week
6 reports, newest added first
Added Tue 29 Sep
The Closed Quorum: Inside the first reported autonomous AI C2 implant
CLOSEDQUORUM, a malware binary discovered through Cisco Talos’ CAIRN project, exhibits fully autonomous command and control (C2). While we do not have confirmation of in-the-wild deployment, artifacts from the binary were used to connect the developer to…
Malware
Added Tue 28 Jul
UAT-11795 deploys novel Starland RAT and bespoke WLDR C2 implant in financially motivated campaign
Cisco Talos is disclosing UAT-11795, a sophisticated, Russian-speaking, financially motivated adversary that has been conducting a malicious campaign targeting users in the U.S. and Europe since at least June 2025. Talos has discovered that the actor in this…
Malware
Added Tue 14 Jul
UAT-7810 continues building ORB networks using new malware
Cisco Talos is actively tracking infrastructure and malware associated with UAT-7810, an advanced persistent threat (APT) actor responsible for maintaining and proliferating the LapDogs Operational Relay Box (ORB) network, first disclosed by SecurityScorecard…
Malware
Added Tue 12 May
New Dohdoor malware campaign targets education and health care
Cisco Talos discovered an ongoing malicious campaign since at least as early as December 2025 by a threat actor we track as “UAT-10027,” delivering a previously undisclosed backdoor dubbed “Dohdoor.” Dohdoor utilizes the DNS-over-HTTPS (DoH) technique for…
Malware
Added Thu 7 May
UAT-8302 and its box full of malware
Cisco Talos is disclosing UAT-8302, a sophisticated, China-nexus advanced persistent threat (APT) group targeting government entities in South America since at least late 2024 and government agencies in southeastern Europe in 2025. After successful…
State-sponsoredMalware
Added Fri 17 Apr
New Lua-based malware “LucidRook” observed in targeted attacks against Taiwanese organizations
Cisco Talos uncovered a cluster of activity we track as UAT-10362 conducting spear-phishing campaigns against Taiwanese non-governmental organizations (NGOs) and suspected universities to deliver a newly identified malware family, “LucidRook.” LucidRook is a…
Malware
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