Sarcoma is a ransomware group that debuted in October 2024, immediately ranking among the top three most active groups globally and surpassing 116 documented victims by mid-2025, targeting mid-market companies across manufacturing, retail, healthcare, legal, and business services with roughly 50% of victims in the United States.
Genera un perfil del actor con IA (defensivo) cuando lo pidas.
Tácticas y técnicas observadas del actor, mapeadas a MITRE ATT&CK (clic para ver la ficha oficial). Útil para priorizar detecciones.
Firma de detección defensiva para este grupo (úsala en tu EDR/SIEM). Fuente: ransomware.live.
/*
Sarcoma ransomware
*/
rule Sarcoma_Ransomnote
{
meta:
author = "ransomware.live"
family = "ransomware.sarcoma"
description = "Detects Sarcoma ransomware ransom note"
date = "2026-05-04"
severity = 7
score = 70
strings:
$s1 = "Sarcoma" ascii nocase
$s2 = "SARCOMA" ascii
$s3 = "sarcoma.onion" ascii nocase
condition:
any of them
}
Unimed do Brasil Unimed Pelotas is a comprehensive health service center located in Pelotas, Brazil, providing a wide range of medical services and assistance. They offer client-friendly features such as an application for convenience, a doctor search guide, and online medical consultations for both adults and children. The organization also emphasizes community involvement through various programs, including health and sustainability initiatives. Their target audience includes individuals seeking health insurance and medical services tailored to their needs.Geo: Brazil - Leak size: 2,8 TB Archive - Contains: Files,SQL
| Organización | País | Sector | Grupo | Descubierta |
|---|---|---|---|---|
| Unimed do Brasil | BR | Healthcare | — | 15 oct 2025 |
| Harinera del Valle | CO | Agriculture and Food Production | — | 6 ago 2025 |
| Machu Picchu Foods | PE | Agriculture and Food Production | — | 24 jun 2025 |
| Miller & Stewart | BR | Business Services | — | 4 jun 2025 |
| Sinalisa Segurança Viária Ltda | BR | Construction | — | 21 abr 2025 |
| Importadora Monterrey SRL | BO | Construction | — | 22 mar 2025 |
| Ciclo Cairu | BR | Manufacturing | — | 22 mar 2025 |
| cana group corp | DO | Agriculture and Food Production | — | 20 ene 2025 |
| Dona Formosa | BR | Agriculture and Food Production | — | 16 ene 2025 |
| Michelle Accesorios | MX | Business Services | — | 26 dic 2024 |
| Supraterra | MX | Construction | — | 25 dic 2024 |
| Brasilmad | BR | Agriculture and Food Production | — | 12 dic 2024 |
| Chema Per | PE | Construction | — | 30 nov 2024 |
| CP Construplan | BR | Business Services | — | 14 nov 2024 |
Las direcciones de los sitios de filtración (.onion) se conocen pero no se publican ni se enlazan. Solo se muestran metadatos públicos. ética
Harinera del Valle Harinera del Valle (HV) is a prominent Colombian company with over 60 years of experience in producing and commercializing processed foods. They offer a wide range of products, including oils, flours, pastas, and ready-to-eat meal mixes, aimed at families and businesses in the food sector. Known for brands such as 'Haz de Oros' and 'Doarepa,' HV emphasizes quality and innovation in its offerings. The company strives to continue being a part of Colombian families' lives by providing delicious and nutritious food options.Geo: Colombia - Leak size: 59 GB Archive - Contains: Files,SQL
Machu Picchu Foods We are Machu Picchu Foods, the leader manufacturer in Peru of single-origin cocoa and chocolates. Our cocoa is known for its fine and aromatic flavor profile in the premium chocolate worldwide market.We are deeply committed to sustainable, organic and allergen-free products of the highest quality.Geo: Peru - Leak size: 68 GB Archive - Contains: Files
Miller & Stewart Our firm provides outstanding service to our clients because of our dedication to three underlying principles: professionalism, responsiveness, and quality. Professionalism We believe our high standards, service, and specialized staff make a difference and are dedicated to ensuring every client receives personal attention. We also know how important it is to stay informed about new developments in tax law and other related topics. As such, we continually educate ourselves through professional organizations to improve our technical expertise and financial knowledge, as well as how to serve our clients better using state-of-the-art technologies. Responsiveness We provide comprehensive financial services to individuals, small to medium-sized businesses, and other agencies. Dedicated to serving client needs throughout the year - not just at tax time - we strive to respond quickly to any concerns our clients have. To see a listing of our services, please take a moment and look at our services page. Quality As trusted advisors, we are available to assist our clients at any time to provide insightful advice that enables them to make informed financial decisions. If you have any questions or want to learn more about how we can help you achieve your financial goals, don't hesitate to contact us today.Geo: Brazil - Leak size: 13 GB Archive - Contains: Files,SQL
Sinalisa Segurança Viária Ltda Sinalisa's history began about four decades ago when the company was founded by the Ypiranga S/A group in 1971 in Rio de Janeiro. In 1982, it was acquired by the ERITRAM group and its headquarters were transferred to the capital of São Paulo. In November 2000, it moved to its current address in the Mooca neighborhood. A pioneer in the Brazilian road marking market, Sinalisa is a forerunner in lane marking painting with solvent-based acrylic paints, water-emulsified acrylic paints, high-thickness emulsified acrylic paints, conventional and high-relief thermoplastics, smooth, structured and embossed two-component methyl methacrylates. With outstanding performance throughout the national territory in the implementation of horizontal and vertical signage and Intelligent Transportation Systems (ITS), the company has modern equipment for the application of all painting systems. Its scope of work is to prioritize services that aim to improve the safety of road users, through quality and good production performance. Sinalisa performs painting services on highways, urban roads, cycle paths and airports.Geo: Brazil - Leak size: 43 GB Archive - Contains: Files
Importadora Monterrey SRL We provide steel solutions for civil construction, with excellent quality products, accompanied by a specialized technical advisory service in the hands of professionals in the field. Our steel has the backing of the world's No. 1 steel company, ArcerlorMittal. Our star product, corrugated steel or corrugated rod, is a type of laminated steel designed especially to build reinforced concrete structural elements. These are steel bars that have protrusions or corrugations that improve adhesion to the concrete, and have great ductility, which allows the bars to be cut and bent more easily. Among other products we have corrugated corrugated iron sheets, tile type and trapezoidal, with colors to choose from, nail factory, wheelbarrow factory, barbed wire, galvanized wire, PVC doors and windows, the BELGO PRONTO iron cutting and bending service, the entire range of the SOLDEXA welding line and the TAURO welding machines, as for new products we have the plastic separators of the COPLAS brand. The separator is a small piece whose very important mission is to place the steel of the reinforcement perfectly housed within the concrete until it sets.Geo: Bolivia - Leak size: 34.6 GB Archive - Contains: Files