CyberBerkut (
Russian: КиберБеркут,
Ukrainian: КіберБеркут) is a modern organized group of pro-Russian
hacktivists.[1] The group became locally known for a series of publicity stunts and
distributed denial-of-service (DDoS) attacks on Ukrainian government, and western or Ukrainian corporate websites.[2] By 2018, this group was accused by western intelligence agencies, such as
National Cyber Security Centre (United Kingdom) of being linked to the
GRU, providing plausible deniability.[3]
Email hacking and publication of the conversation between
Ihor Kolomoyskyi and the persecutor of the
Lviv Oblast, hacking of the computer and email of a person related to Ihor Kolomoyskiy.[18][19][20] Archives of the contents of 89 email accounts of Lviv oblast's prosecutor office employees.
Hacking and publishing of the Minister of Internal Affairs
Arsen Avakov's conversation.[21]
Blocking of the website of the President of Ukraine
Petro Poroshenko on 29 June 2014.[22]
Publication of the real name and biography of
Semen Semenchenko – Konstantin Grishin.[23]
Hacked U.S. Senator
John McCain's computers during a visit to Ukraine in 2015 and released a video depicting a fake ISIS beheading video being filmed[25]
Repeated blocking of CB's
Facebook pages, although new ones have been made on the following day [citation needed].
Likely in response to attacking the websites of
Greystone Limited and
Triple Canopy, CyberBerkut's websites have been temporarily disrupted. The websites started to work again on the following day.[citation needed]
Arrests of people suspected in relation to CyberBerkut.[26]
^"На сайте проводят регламентные работы технического характера в преддверии дня выборов. Такие работы проводились и ранее, в прошлые выборы. Работы проводятся, чтобы увеличить работоспособность сайта и увеличить его скорость", — сообщил
РИА Новостипресс-секретарь комиссии Константин Хивренко.