MedusaLocker
Intelligence Profile
A Windows ransomware that will run certain tasks to prepare the target system for the encryption of files. MedusaLocker avoids executable files, probably to avoid rendering the targeted system unusable for paying the ransom. It uses a combination of AES and RSA-2048, and reportedly appends extensions such as .encrypted, .bomber, .boroff, .breakingbad, .locker16, .newlock, .nlocker, and .skynet.
Threat Analysis
MedusaLocker is a malware family tracked by threat intelligence researchers and catalogued in the Malpedia dataset. It represents a distinct malicious software lineage with identifiable code characteristics, behaviors, and victimology.
Financially motivated threat actors like MedusaLocker prioritize monetary gain through methods such as ransomware deployment, banking trojans, cryptocurrency theft, BEC scams, or credential harvesting for resale on underground markets.
With high sophistication, MedusaLocker is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.
Known Campaigns
Medusalocker is conducting an active ransomware campaign targeting organizations across 0 countries. 2 confirmed victims recorded in the last 45 days. Campaign appears to have stalled.