1. Hackers have targeted the heating system in a Ukrainian city, causing a disruption to the heating services for residents. Researchers have identified the malware used in the attack, which was designed to shut down the heating system. This incident highlights the vulnerability of critical infrastructure systems to cyber attacks and the potential for such attacks to have significant real-world consequences.

2. The attack was carried out using a new strain of malware, which researchers have named "HermeticWiper." This malware was designed to wipe data from infected systems, making it difficult for the affected organization to recover from the attack. The malware was also found to be capable of disabling the heating system, leading to a disruption in the city's heating services.

3. The attack is the latest in a series of cyber incidents targeting Ukraine's critical infrastructure. Researchers believe that the attack was likely carried out by a state-sponsored group, given the sophistication of the malware and the potential impact on the city's residents. This incident underscores the importance of robust cybersecurity measures and the need for greater collaboration between governments, security researchers, and critical infrastructure providers to prevent and mitigate such attacks.