The Main Intelligence Directorate (GUR) of Ukraine's Ministry of Defense claims that it breached the servers of the Russian Ministry of Defense (Minoborony) and stole sensitive documents.
A hacking group tracked as 'UAC-0184' was observed utilizing steganographic image files to deliver the Remcos remote access trojan (RAT) onto the systems of a Ukrainian entity operating in Finland.
Ukraine's cyber police arrested a 31-year-old for running a cybercrime operation that gained access to bank accounts of American and Canadian users and sold them on the dark web.
Ukrainian national Vyacheslav Igorevich Penchukov, one of the heads of the notorious JabberZeus cybercrime gang, has pleaded guilty to charges related to his leadership roles in the Zeus and IcedID malware groups.
The Computer Emergency Response Team in Ukraine (CERT-UA) is warning about a PurpleFox malware campaign that has infected at least 2,000 computers in the country.
The Main Intelligence Directorate of Ukraine's Ministry of Defense claims that pro-Ukrainian hacktivists breached the Russian Center for Space Hydrometeorology, aka "planeta" (планета), and wiped 2 petabytes of data.
A pro-Ukraine hacktivist group named 'Blackjack' has claimed a cyberattack against Russian provider of internet services M9com as a direct response to the attack against Kyivstar mobile operator.
The Russian hackers behind a December breach of Kyivstar, Ukraine's largest telecommunications service provider, have wiped all systems on the telecom operator's core network.
Ukraine's Computer Emergency Response Team (CERT) is warning of a new phishing campaign that allowed Russia-linked hackers to deploy previously unseen malware on a network in under one hour.
The Ukrainian government's military intelligence service says it hacked the Russian Federal Taxation Service (FNS), wiping the agency's database and backup copies.
Kyivstar, Ukraine's largest telecommunications service provider serving over 25 million mobile and home internet subscribers, has suffered a cyberattack impacting mobile and data services.
In cooperation with Europol and Eurojust, law enforcement agencies from seven nations have arrested in Ukraine the core members of a ransomware group linked to attacks against organizations in 71 countries.
Ukraine's intelligence service, operating under the Defense Ministry, claims they hacked Russia's Federal Air Transport Agency, 'Rosaviatsia,' to expose a purported collapse of Russia's aviation sector.
After Sandworm and APT28 (known as Fancy Bear), another state-sponsored Russian hacker group, APT29, is leveraging the CVE-2023-38831 vulnerability in WinRAR for cyberattacks.
Russian state hackers have evolved their methods for breaching industrial control systems by adopting living-off-the-land techniques that enable reaching the final stage of the attack quicker and with less resources
Russia's security agency published a press release on Tuesday saying that its officers detained two hackers who either assisted or joined Ukraine's hackers in cyber operations.
Google says that several state-backed hacking groups have joined ongoing attacks exploiting a high-severity vulnerability in WinRAR, a compression software used by over 500 million users, aiming to gain arbitrary code execution on targets' systems.
The state-sponsored Russian hacking group tracked as 'Sandworm' has compromised eleven telecommunication service providers in Ukraine between May and September 2023.
Ubuntu, the most popular Linux distribution, has pulled its Desktop release 23.10 after its Ukrainian translations were discovered to contain hate speech. According to the Ubuntu project, a malicious contributor is behind anti-Semitic, homophobic, and xenophobic slurs that were injected into the distro via a "third party tool."
Ukraine is warning of a wave of attacks targeting state organizations using 'Merlin,' an open-source post-exploitation and command and control framework.