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A Russian advanced persistent threat (APT) group has continued to evolve and expand its malware arsenal as part of its ongoing cyber onslaught against Ukraine throughout 2025
The North Korea-linked threat actor known as Konni APT has been attributed to a phishing campaign targeting government entities in Ukraine, indicating the threat actor's targeting beyond Russia
A previously undocumented "flexible" backdoor called Kapeka has been "sporadically" observed in cyber attacks targeting Eastern Europe, including Estonia and Ukraine, since at least mid-2022
A previously undetected advanced persistent threat (APT) actor dubbed Red Stinger has been linked to attacks targeting Eastern Europe since 2020
The advanced persistent threat known as Winter Vivern has been linked to campaigns targeting government officials in India, Lithuania, Slovakia, and the Vatican since 2021
The State Cyber Protection Centre (SCPC) of Ukraine has called out the Russian state-sponsored threat actor known as Gamaredon for its targeted cyber attacks on public authorities and critical information infrastructure in the country
The Russia-affiliated Sandworm used yet another wiper malware strain dubbed NikoWiper as part of an attack that took place in October 2022 targeting an energy sector company in Ukraine
The Russia-linked Gamaredon group attempted to unsuccessfully break into a large petroleum refining company within a NATO member state earlier this year amid the ongoing Russo-Ukrainian war
Entities located in East and Southeast Asia as well as Ukraine have been targeted at least since 2020 by a previously undocumented subgroup of APT41, a prolific Chinese advanced persistent threat (APT)
Russian threat actors capitalized on the ongoing conflict against Ukraine to distribute Android malware camouflaged as an app for pro-Ukrainian hacktivists to launch distributed denial-of-service (DDoS) attacks against Russian sites
An unknown advanced persistent threat (APT) group has been linked to a series of spear-phishing attacks targeting Russian government entities since the onset of the Russo-Ukrainian war in late February 2022
At least two research institutes located in Russia and a third likely target in Belarus have been at the receiving end of an espionage attack by a Chinese nation-state advanced persistent threat (APT)
At least three different advanced persistent threat (APT) groups from across the world have launched spear-phishing campaigns in mid-March 2022 using the ongoing Russo-Ukrainian war as a lure to distribute malware and steal sensitive information