New Ymir ransomware was deployed in attacks shortly after systems were breached by RustyStealer malware, Kaspersky warns. Kaspersky researchers discovered a new ransomware family, called Ymir ransomware, which attackers deployed after breaching systems via PowerShell commands. Ymir includes detection-evasion features, executing tasks in memory using functions like malloc, memmove, and memcmp. Attackers initially accessed systems […]