Ransomware
Statistics and intelligence on ransomware attacks, trends, and prevention strategies across global organizations.
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February ransomware attacks (886) increased by 119% compared to February 2024 (403).
Global levels of ransomware attacks increased month-on-month and year-on-year in February 2025.
South America accounted for 5% of ransomware attacks (42) in February 2025.
Play was the fourth most active ransomware group, with 43 attacks in February 2025.
Only 29% of security professionals report being very prepared for ransomware attacks.
More than 1 in 3 (38%) of security professionals predict that ransomware will become even more dangerous when powered by AI.
February 2025 saw a total of 962 victims claimed by ransomware groups.
Out of the 962 victims claimed in February 2025, 335 were claimed by the Clop (Cl0p) group.
There has been a 264% increase in ransomware attacks on healthcare since 2018.
There was a staggering 126% increase in claimed ransomware victims year-over-year, from 425 victims in February 2024 to 962 in February 2025.
February 2025 was the single worst month in ransomware history based on the total number of claimed victims.
The number of victims claimed by Clop (Cl0p) saw a 300% jump from the previous month.
In 2023, there was a staggering 105% increase in known ransomware attacks against K–12 and higher education, surging from 129 attacks in 2022 to 265 in 2023.
The Highline Public School district has over 2,000 staff members and 17,500 students across 34 schools. All 34 schools were closed due to a ransomware attack.
In 2023, Trustwave researchers monitored 352 ransomware claims against educational institutions.
In higher education specifically, ransomware attacks were up 70% over 2022.
According to the Malwarebytes report, 43% of all ransomware in education attacks in 2023 targeted higher education and 36% of attacks targeted K-12.
The second most active ransomware group in December was Clop with 68 attacks, followed by Akira with 43 attacks and RansomHub with 41 attacks.
There was 211 US healthcare ransomware victims in 2023 and 268 in 2024, a 27% increase.
Only 37.4% of healthcare ransomware victims reported attacks to the HHS in 2023.