Microsoft warned an notorious hacking group that’s tied to Russia’s army intelligence company GRU might be gearing up for extra ransomware assaults each inside and out of doors of Ukraine. From a report: Microsoft calls the group Iridium, however it’s maybe greatest referred to as Sandworm. It has been accused of assaults on Ukraine’s electrical energy grid and authorities businesses, the 2018 Winter Olympics and companies throughout the globe. Now, it seems to be making ready for a renewed damaging marketing campaign, the software program firm mentioned in a menace intelligence report on Wednesday. Russian hackers have been accused of bombarding Ukrainian establishments with “wiper malware” and DDoS assaults, a marketing campaign that started even earlier than President Vladimir Putin ordered troops to invade greater than a yr in the past. Nevertheless, Ukraine’s defenses have largely fended off a significant cyberwar with the assistance of international tech corporations together with Microsoft. The ransomware assault on Polish and Ukrainian transport companies in October, attributed to Sandworm, could have been “a trial balloon” for additional assaults, the report mentioned. Microsoft warned it was a possible precursor to additional Russian hacks past Ukrainian soil.