The June 2025 threat analysis reveals an increase in new ransomware samples compared to May. The data is based on detection names from AhnLab and information collected from Dedicated Leak Sites (DLS) of ransomware groups. Statistics cover the past six months, showing the total number of ransomware samples collected. The analysis includes a breakdown of companies affected by ransomware attacks, as posted on DLS. While some data collection may be incomplete or delayed for certain ransomware groups, the report provides insights into the current ransomware landscape. A list of affected companies publicly disclosed by various ransomware groups is also included, along with MD5 hashes of notable samples.