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Ransoomed is ransomware identified by CYFIRMA Research and Advisory Team. It is designed to deny victims access to their data by encrypting files and appending the ".ransoomed" extension to affected files. It also drops a ransom note named "!!!READ_ME!!!.txt." The provided content does not specify initial infection vectors, associated threat actors, targeted industries, or additional indicators of compromise beyond the encrypted file extension and ransom note filename.
Mallory pivots from this family to the IOCs, detections, and named campaigns that touch your stack, and pages you when something new lands.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Extortion-focused ransomware active since late 2025 that encrypts local files, appends the .ransoomed extension, and drops ransom notes demanding cryptocurrency payment for a purported decryptor.
Extortion-focused ransomware active since late 2025 that encrypts local files, appends the .ransoomed extension, and drops ransom notes (e.g., !!!READ_ME!!!.txt) demanding cryptocurrency payment under time pressure.
Match every observed IP, domain, and hash against your live telemetry.
Named campaigns wielding this family, with evidence pinned to each claim.
CVEs this family uses for access and lateral movement.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Every documented technique, ranked by evidence weight.
Reddit, Mastodon, and CTI community discussion around this family.