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Ransomware

Statistics and intelligence on ransomware attacks, trends, and prevention strategies across global organizations.

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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.

KnowBe43/1/2025
Education

According to the Malwarebytes report, 43% of all ransomware in education attacks in 2023 targeted higher education and 36% of attacks targeted K-12.

KnowBe43/1/2025
Education

In 2023, Trustwave researchers monitored 352 ransomware claims against educational institutions.

KnowBe43/1/2025
Education

In higher education specifically, ransomware attacks were up 70% over 2022.

KnowBe43/1/2025
Education

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.

KnowBe43/1/2025
Education

The ransomware-as-a-service actor FunkSec was the most active in December 2024, responsible for 103 attacks, which is about 18% of all recorded attacks for the month. Check Point reported that FunkSec claimed to have targeted 85 victims in December.

NCC Group1/1/2025
FunkSec

The healthcare sector is the third-most targeted sector for ransomware attacks, following manufacturing and professional services.

Black Kite1/1/2025
HealthcareManufacturing

47% of ransomware attacks against energy and utilities sector were in the United States.

Trustwave1/1/2025
EnergyUtilities

There was a total of 374 tracked healthcare ransomware attacks in 2024.

Black Kite1/1/2025
Healthcare

There was a 58% month-on-month increase in attacks targeting Asia in December, rising from 58 attacks in November to 92.

NCC Group1/1/2025
Asia

61.6% of healthcare ransomware victims reported attacks to the HHS in 2024.

Black Kite1/1/2025
HealthcareHHS

The industrials sector was the most heavily targeted sector, facing 24% of all ransomware attacks, totaling 1364, in December 2024.

NCC Group1/1/2025
Industrials

The second most active ransomware group in December was Clop with 68 attacks, followed by Akira with 43 attacks and RansomHub with 41 attacks.

NCC Group1/1/2025
ClopAkira

December 2024 saw the highest monthly volume of global ransomware attacks ever recorded, with 574 attacks detected by NCC Group. This is the highest number since they began monitoring ransomware activity in 2021.

NCC Group1/1/2025

There was a significant rise in healthcare ransomware attacks in 2024. From Q1 2023 to Q3 2023, healthcare was the 6th or 7th most targeted sector, but it jumped to third position in Q4 2023 and has remained there.

Black Kite1/1/2025
Healthcare

The most active ransomware groups targeting healthcare in 2024 were: Everest: 25% of attacks focused on healthcare organisations, INC Ransom: 21.7% of attacks focused on healthcare organisations, Monti: 20.8% of attacks focused on healthcare organisations, Rhysida: 18.5% of attacks focused on healthcare organisations, BianLian: 15% of attacks focused on healthcare organisations, Qilin: 14% of attacks focused on healthcare organisations, and Black Suit: 14% of attacks focused on healthcare organisations.

Black Kite1/1/2025
HealthcareEverest

Only 37.4% of healthcare ransomware victims reported attacks to the HHS in 2023.

Black Kite1/1/2025
HealthcareHHS

There was a 32.16% increase in healthcare ransomware attacks from 2023 to 2024.

Black Kite1/1/2025
Healthcare

There were 66 ransomware healthcare victims in Q1 2024, 87 healthcare victims in Q2 2024, 99 healthcare victims in Q3 2024, and 121 healthcare victims in Q4 2024.

Black Kite1/1/2025
Healthcare

Ransomware attacks targeting South America increased from 35 to 404 in December vs November.

NCC Group1/1/2025
South America