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Ukrainian hacker admits affiliate role in Nefilim ransomware gang
A Ukrainian national pleaded guilty on Friday to conducting Nefilim ransomware attacks that targeted high-revenue businesses across the United States and other countries.
- December 22, 2025
- 04:46 AM
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European authorities dismantle call center fraud ring in Ukraine
European law enforcement authorities dismantled a fraud network operating call centers in Ukraine that scammed victims across Europe out of more than 10 million euros.
- December 16, 2025
- 06:44 AM
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New Webinar: Choose Your Own Investigation — Browser Attack Edition
Modern attacks have shifted focus to the browser, yet detection tools remain largely blind to the crucial activity happening there.
Join Push Security on February 11th for an interactive "choose-your-own-adventure" webinar on ClickFix, credential phishing, and other in-browser attacks we've observed in the wild.
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Ukrainian hacker charged with helping Russian hacktivist groups
U.S. prosecutors have charged a Ukrainian national for her role in cyberattacks targeting critical infrastructure worldwide, including U.S. water systems, election systems, and nuclear facilities, on behalf of Russian state-backed hacktivist groups.
- December 10, 2025
- 07:26 AM
- 0
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Spain arrests teen who stole 64 million personal data records
The National Police in Spain have arrested a suspected 19-year-old hacker in Barcelona, for allegedly stealing and attempting to sell 64 million records obtained from breaches at nine companies.
- December 09, 2025
- 11:57 AM
- 3
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Poland arrests Ukrainians utilizing 'advanced' hacking equipment
The police in Poland arrested three Ukrainian nationals for allegedly attempting to damage IT systems in the country using hacking equipment and for obtaining "computer data of particular importance to national defense."
- December 08, 2025
- 01:31 PM
- 0
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Sandworm hackers use data wipers to disrupt Ukraine's grain sector
Russian state-backed hacker group Sandworm has deployed multiple data-wiping malware families in attacks targeting Ukraine's education, government, and the grain sector, the country's main revenue source.
- November 06, 2025
- 05:01 AM
- 0
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PhantomCaptcha ClickFix attack targets Ukraine war relief orgs
A spearphishing attack that lasted a single day targeted members of the Ukrainian regional government administration and organizations critical for the war relief effort in Ukraine, including the International Committee of the Red Cross, UNICEF, and various NGOs.
- October 22, 2025
- 09:37 AM
- 0
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US charges admin of LockerGoga, MegaCortex, Nefilim ransomware
The U.S. Department of Justice has charged Ukrainian national Volodymyr Viktorovich Tymoshchuk for his role as the administrator of the LockerGoga, MegaCortex, and Nefilim ransomware operations.
- September 09, 2025
- 12:08 PM
- 0
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Russian airline Aeroflot grounds dozens of flights after cyberattack
Aeroflot, Russia's flag carrier, has suffered a cyberattack that resulted in the cancellation of more than 60 flights and severe delays on additional flights.
- July 29, 2025
- 01:51 PM
- 0
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Ukraine arrests suspected admin of XSS Russian hacking forum
The suspected administrator of the Russian-speaking hacking forum XSS.is was arrested by the Ukrainian authorities yesterday at the request of the Paris public prosecutor's office.
- July 23, 2025
- 09:41 AM
- 0
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LameHug malware uses AI LLM to craft Windows data-theft commands in real-time
A novel malware family named LameHug is using a large language model (LLM) to generate commands to be executed on compromised Windows systems.
- July 17, 2025
- 02:57 PM
- 0
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Europol disrupts pro-Russian NoName057(16) DDoS hacktivist group
An international law enforcement operation dubbed "Operation Eastwood" has targeted the infrastructure of the pro-Russian hacktivist group NoName057(16), responsible for distributed denial-of-service (DDoS) attacks across Europe and the US.
- July 16, 2025
- 10:07 AM
- 0
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APT28 hackers use Signal chats to launch new malware attacks on Ukraine
The Russian state-sponsored threat group APT28 is using Signal chats to target government targets in Ukraine with two previously undocumented malware families named BeardShell and SlimAgent.
- June 23, 2025
- 06:14 PM
- 0
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Ryuk ransomware’s initial access expert extradited to the U.S.
A member of the notorious Ryuk ransomware operation who specialized in gaining initial access to corporate networks has been extradited to the United States.
- June 19, 2025
- 02:05 AM
- 0
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New PathWiper data wiper malware hits critical infrastructure in Ukraine
A new data wiper malware named 'PathWiper' is being used in targeted attacks against critical infrastructure in Ukraine, aimed at disrupting operations in the country.
- June 06, 2025
- 10:40 AM
- 0
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Hacker arrested for breaching 5,000 hosting accounts to mine crypto
The Ukrainian police arrested a 35-year-old hacker who breached 5,000 accounts at an international hosting company and used them to mine cryptocurrency, resulting in $4.5 million in damages.
- June 04, 2025
- 03:38 PM
- 0
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Ukraine claims it hacked Tupolev, Russia’s strategic warplane maker
The Main Intelligence Directorate (GUR) of Ukraine's Ministry of Defense claims it hacked the Russian aerospace and defense company Tupolev, which develops Russia's supersonic strategic bombers.
- June 04, 2025
- 02:00 PM
- 0
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Russian Laundry Bear cyberspies linked to Dutch Police hack
A previously unknown Russian-backed cyberespionage group now tracked as Laundry Bear has been linked to a September 2024 Dutch police security breach.
- May 27, 2025
- 07:16 AM
- 0
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Russian hackers breach orgs to track aid routes to Ukraine
A Russian state-sponsored cyberespionage campaign attributed to APT28 (Fancy Bear/Forest Blizzard) hackers has been targeting and compromising international organizations since 2022 to disrupt aid efforts to Ukraine.
- May 21, 2025
- 05:21 PM
- 0
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North Korea ramps up cyberspying in Ukraine to assess war risk
The state-backed North Korean threat group Konni (Opal Sleet, TA406) was observed targeting Ukrainian government entities in intelligence collection operations.
- May 13, 2025
- 04:14 PM
- 0
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