Group Policy hijacked: PAYLOAD ransomware weaponizes Active Directory GPO
Kaspersky GERT experts dive into the technical incident analysis of PAYLOAD ransomware: an encryptionless, binary-less operation that abused Active Directory...
Kaspersky Securelist
20 articles
The Odyssey and trojans again: MovieReaper attacks users in multiple countries via compromised torrents
Kaspersky experts have discovered a new MovieReaper campaign. The multi-stage Trojan spreads through movie torrents, such as "The Odyssey," and uses the Sola...
NightEagle targets Russian companies
Kaspersky GERT experts have uncovered a new campaign by the NightEagle APT, featuring the GhostContainer backdoor and tools hosted on GitHub. The group is al...
Angry Birds: Toy Ghouls’ new toys
Kaspersky GERT experts have discovered new backdoors used by the Toy Ghouls group. One version of the backdoor uses the HiveMQ MQTT broker as its command-and...
Mirage Kitten targeting aviation and FinTech sectors across the Middle East and Africa with a new malware set
Kaspersky researchers have discovered new Mirage Kitten attacks using previously undocumented malware families: NodeRabbit in Node.js and PollCat in JavaScript.
ValleyRAT masquerading as adware
Threat actors are distributing the ValleyRAT backdoor disguised as adware. We analyze the infection chain, from the malicious installer to the final payload.
Threat landscape for industrial automation systems. Q2 2026
The report contains statistics on industrial threats for Q2 2026, including ransomware, miners, spyware and other threats that were detected and blocked on i...
Exploits and vulnerabilities in Q2 2026
This report covers statistics on vulnerabilities, exploits, and C2 frameworks in Q2 2026. For the first time ever, we aggregate data on vulnerabilities in op...
The invisible passenger in your car
Kaspersky expert has discovered new Android malware designed to serve ads and build a proxy botnet. It's delivered through legitimate software for DoFun head...
APT group HoneyMyte upgrades CoolClient: the backdoor gets a kernel-level Windows rootkit
Our experts discovered a new CoolClient backdoor variant with a kernel-mode rootkit driver that hides malicious processes, files, and network connections fro...
Armored Likho expands its cyber-espionage toolkit
Kaspersky experts break down a new Armored Likho campaign that poses as a fundraising efforts and delivers a new Still Toolkit aimed at stealing Telegram dat...
Head Mare APT is exploiting vulnerabilities in an unpatched TrueConf server to deliver PhantomCore and PhantomGraph to video conference participants
Kaspersky experts have discovered malicious TrueConf software installers. The Head Mare APT group uses them to deliver the PhantomCore and PhantomGraph backd...
Project CAV3RN continues: Google Apps Script as C2 relay and DNS-based C2 channel selection
Project CAV3RN targets Israel with Google Apps Script C2 relays and DNS-based routing. Modular .
IT threat evolution in Q2 2026. Non-mobile statistics
The report presents key trends and statistics on malware that targeted personal computers running Windows and macOS, as well as internet of things (IoT) devi...
IT threat evolution in Q2 2026. Mobile statistics
This report contains mobile threat statistics for Q2 2026, along with noteworthy discoveries and quarterly trends: the Anatsa banker and a transition to drop...
How legitimate cloud platforms enable phishers to bypass MFA
We cover a cloud-based AitM attack scenario leveraging service workers and Ultraviolet, and provide detailed phishing hosting statistics across platforms lik...
An analysis of incidents at Brazilian educational institutions
Kaspersky expert provides statistics and details on several incident response cases at educational institutions in Brazil, as well as tips for schools and un...
Network Anomaly Detection in KATA
An analysis of how Network Anomaly Detection (NAD) rules work within Kaspersky Anti Targeted Attack, using Kerberoasting and DNS tunneling attacks as examples.
OctLurk and SilkLurk: newly identified tailored backdoors in cyber-espionage campaign in Central Asia
Our experts discovered OctLurk and SilkLurk, backdoors operating primarily in memory, targeting Central Asia. They inject plugins to launch shells, scan netw...
Toy Ghouls’ new toy: the GenieLocker ransomware
Kaspersky experts dissect GenieLocker: new custom ransomware variants for Windows, Linux, and ESXi systems. We found this family in attacks by Toy Ghouls, a ...