RussiaLinked Hackers Used New Mesh Network Backdoor in Destructive Ukraine Attack

The Russian statesponsored hacking group Sandworm teamed up with another threat actor to carry out a destructive wiping attack targeting a Ukrainian logistics company last year According to ESET the attack involved UAC0099 aka Earth Sirrush obtaining initial access to the target on July 16 2025 via a spearphishing email bearing a malwarelaced attachment that led to the deployment of