Sandworm Hackers Shift From IT Breaches to Critical OT Targets
A new wave of cyber activity linked to the notorious Sandworm group is raising fresh alarms across global critical infrastructure. Security researchers warn ...
Sandworm
GRU Unit 74455 responsible for destructive attacks including NotPetya, attacks on Ukrainian power grid, and Olympic Destroyer. Considered one of the most aggressive threat actors.
Also known as: sandworm, voodoo bear, iridium, seashell blizzard, quedagh, electrum, iron viking, blackenergy group
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ESET Research: Sandworm behind cyberattack on Poland’s power grid in late 2025
The attack involved data-wiping malware that ESET researchers have now analyzed and named DynoWiper