Coverage of named threat actors and intrusion sets examines reported incidents, infrastructure, disruption, and defensive guidance.
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Coverage under this tag concerns a named threat actor or intrusion set: an individual, group, or organized operation assessed to be responsible for malicious cyber activity. Reports may describe incidents, malware, attack infrastructure, disruption efforts, or analyst assessments. Attribution is often provisional, so actor names and reported links should be treated as intelligence judgments rather than established identity, nationality, sponsorship, or motive.
For defenders, such reporting can help connect incidents and prioritize monitoring, but indicators and techniques may be reused or become obsolete. Validate reported infrastructure, hashes, and behaviors against local telemetry; use confirmed weaknesses to guide vulnerability remediation and access controls. If activity is suspected, preserve relevant logs and evidence, contain affected accounts or systems, and coordinate investigation without relying on an actor label alone.
Eset: Lazarus Group Shares Backdoor With Newer Pyongyang Threat ActorA gang of North Korean hackers behind fake IT job recruitment scams now have access to a remote access Trojan favored by their more technically advanced counterparts tracked collectively as the Lazarus Group, say security researchers.
Researchers say tens of thousands of instances remain publicly reachable Security researchers have confirmed that threat actors have exploited the maximum-severity vulnerability affecting Fortra's GoAnywhere managed file transfer (MFT), and chastised the vendor for a lack of transparency.…
An attack campaign has been identified which exploits vulnerabilities in Cisco Adaptive Security Appliance software
CISA gives feds 24 hours to patch, NCSC urges rapid action as flaws linked to ArcaneDoor spies Cybersecurity agencies on both sides of the Atlantic are sounding the alarm over Cisco firewall vulnerabilities that are being exploited by an "advanced threat actor."…
The U.K. National Cyber Security Centre (NCSC) has revealed that threat actors have exploited the recently disclosed security flaws impacting Cisco firewalls as part of zero-day attacks to deliver previously undocumented malware families like RayInitiator and LINE VIPER
'RedNovember' Has Hacked Organizations in the US, Asia and EuropeA hacking group associated with widespread compromise of edge devices is a Chinese-state-aligned group, says cybersecurity firm Recorded Future. The firm says the threat actor, which it now tracks as RedNovember, is "highly likely a Chinese state-sponsored threat activity group."
Sophisticated Cyberespionage Campaign Targets Asian Telecom, Manufacturing SectorsA remote access Trojan that's a staple of Chinese nation-state hacking is part of an ongoing campaign targeting telecom and manufacturing sectors in Central and South Asian countries. The threat actor, tracked as Naikon, apparently has access to a new variant of PlugX malware.
The threat actor known as Vane Viper has been outed as a purveyor of malicious ad technology (adtech), while relying on a tangled web of shell companies and opaque ownership structures to deliberately evade responsibility
Vietnamese phishing campaign evolves from Python infostealer to PureRAT trojan
The North Korea-linked threat actors associated with the Contagious Interview campaign have been attributed to a previously undocumented backdoor called AkdoorTea, along with tools like TsunamiKit and Tropidoor
Cybersecurity researchers have discovered two malicious Rust crates impersonating a legitimate library called fast_log to steal Solana and Ethereum wallet keys from source code
Threat actors exploited CVE-2024-36401 less than two weeks after it was initially disclosed and used it to gain access to a large federal civilian executive branch (FCEB) agency that uses the geospatial mapping data.
A suspected cyber espionage activity cluster that was previously found targeting global government and private sector organizations spanning Africa, Asia, North America, South America, and Oceania has been assessed to be a Chinese state-sponsored threat actor
Hackers tracked as UNC6148 are attacking SonicWall security devices by installing hidden software, allowing them to control systems, steal passwords, and hide their activities.
An unnamed federal agency was hacked last year after threat actors exploited a critical GeoServer vulnerability
Libraesva has released a security update to address a vulnerability in its Email Security Gateway (ESG) solution that it said has been exploited by state-sponsored threat actors
US gaming and casino operator Boyd Gaming Corporation disclosed it suffered a breach after threat actors gained access to its systems and stole data, including employee information and data belonging to a limited number of other individuals. [...]
Iranian Hackers Impersonate Online RecruitersWestern Europeans working in aerospace, defense manufacturing or telecoms are receiving waves of emails from putative job recruiters who actually are Iranian state hackers ready to unleash a backdoor and an infostealer. Check Point tracks the threat actor as "Nimbus Manticore."
Libraesva rolled out an emergency update for its Email Security Gateway solution to fix a vulnerability exploited by threat actors believed to be state sponsored. [...]
Cybersecurity researchers are calling attention to a search engine optimization (SEO) poisoning campaign likely undertaken by a Chinese-speaking threat actor using a malware called BadIIS in attacks targeting East and Southeast Asia, particularly with a focus on Vietnam