Elon Musk says Ukraine is behind 'massive' cyberattack on X - as terrifying interview raises specter of WWIII | 10 March 2025 | Elon Musk has revealed the devastating cyberattack that took down his social media app X on Monday seemingly originated in Ukraine. His bombshell revelation followed repeated glitches with the site, which has been down for much of the day. "Well, we're not sure exactly what happened," Musk told Fox Business Network on Monday afternoon. "But there was a massive cyber attack to try to bring down the X system with IP addresses originating in the Ukraine area." Musk had confirmed earlier in the day that X was being targeted by a "massive cyberattack." His statement came after the platform had been down for users worldwide.