JPCERT shares Windows Event Log tips to detect ransomware attacks

JPCERT/CC published guidance on using Windows Event Logs (Application, Security, System, Setup) to detect traces of ransomware activity before widespread encryption occurs, listing event IDs and characteristic logs tied to multiple families (e.g., Conti/LockBit variants, Phobos, Midas, BadRabbit, Bisamware) and advising monitoring those logs as part of early detection and response.