Analysis: The attacks suggest Russia might be going after businesses it believes are aiding Ukraine in the war, Microsoft researchers said at yesterday’s CyberWarCon conference.
One of the most infamous Russian hacking groups, Sandworm, was behind a disruptive ransomware campaign in Ukraine and Poland that began in late September.The attacks suggest Russia might be going after businesses it believes are aiding Ukraine in the war,Sandworm, which Microsoft calls Iridium, is an arm of the Russian military intelligence unit known as the GRU, according to the U.S. government. It shut off power in parts of Ukraine in 2015.
Microsoft researchers elaborated on their Sandworm attribution at CyberWarCon, where other researchers also unveiled revelations about Russian hacking and influence operations.Until Prestige, there was little evidence of ransomware attacks in Ukraine, said, principal security researcher at MSTIC.
For example: NotPetya was an attack originally aimed at Ukraine, but because it wasn’t constrained to the country it spread elsewhere. Sandworm, in its wartime cyberattacks on Ukraine, has not done anything like that, Warner explained.he said. “This is the first event since the kickoff of the invasion withthat we have seen an intentional targeting of a non-Ukrainian organization.”
Compromising “edge” infrastructure like mail servers or VPNs allows the hackers to maintain access while also giving them an avenue to deploy wiper malware.
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