Ukraine targeted by hacker attack that erased computer data | Ukraine and Russia

They claim that the attacks include new MalwareIt is a type of file whose function is to invade other devices. More specifically, it’s a file history wiper (Data cleaner, in free translation).

ESET mentioned in Twitter Their analyzes show that malware has been installed on hundreds of computers in Ukraine. The company analyzed the first sample of content around 12:00 PM ET on Wednesday.

According to her, File compiled on December 28, 2021. This indicates that preparation for the cyber attack has been going on for at least about two months.

Symantec researcher Vikram Thakur told Reuters the attacks had already reached other countries. “We see activity in Ukraine and on LatviaThe company later added that the malware was also identified in Lithuania.

Sources interviewed by Reuters indicated that malware victims in Ukraine It includes a government agency and a financial institution.

Cybersecurity companies have not indicated the likely source of the malware used in the attacks on computers in Ukraine. The Russiawho has already been accused of carrying out other cyber attacks against UkraineHe denied allegations that he was behind this action.

On Wednesday, the websites of the government, the Ministry of Foreign Affairs and the Ukrainian Security Service were down. According to the country, they were the target of a Denial of Service (DDoS) attack.

DDoS is a type of cyber attack where criminals use multiple devices to send requests to a server to overload it and prevent it from being used by real users.

On the same day, the Ministry of Digital Transformation reported that another DDoS attack had been identified against banks in the country. The agency did not reveal which banks were affected by this measure.