Russian Hackers May Have Targeted Ukrainian Telecoms with Upgraded 'AcidPour' Malware

SentinelOne researchers identified AcidPour, a Linux x86 data-wiping malware variant related to AcidRain, which targets embedded devices, NAS/SAN/RAID arrays and networking equipment; the report links it to UAC-0165/Sandworm and the Solntsepyok actor and suggests its use against multiple Ukrainian telecommunication providers, highlighting refined destructive capabilities with significant operational impact on critical infrastructure.