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Home/ATT&CK/Software/S1247
MITRE ATT&CK Malware

Embargo (S1247)

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[Embargo](https://attack.mitre.org/software/S1247) is a ransomware variant written in Rust that has been active since at least May 2024.(Citation: Cyble Embargo Ransomware May 2024)(Citation: ESET Embargo Ransomware October 2024) [Embargo](https://attack.mitre.org/software/S1247) ransomware operations are associated with “double extortion” ransomware activity, where data is exfiltrated from victim environments prior to encryption, with threats to publish files if a ransom is not paid.(Citation: Cyble Embargo Ransomware May 2024)(Citation: ESET Embargo Ransomware October 2024) [Embargo](https://attack.mitre.org/software/S1247) ransomware has been known to be delivered through a loader known as MDeployer which also leverages a malware component known as MS4Killer that facilitates termination of processes operating on the victim hosts.(Citation: ESET Embargo Ransomware October 2024) [Embargo](https://attack.mitre.org/software/S1247) is also reportedly a Ransomware as a Service (RaaS).(Citation: ESET Embargo Ransomware October 2024)

Platforms: ESXi, Linux, Windows

▪Techniques implemented (22)

T1489Service StopT1480.002Mutual ExclusionT1068Exploitation for Privilege Escalation

▪Used by groups (1)

G1053Storm-0501
S1247 on MITRE ATT&CK →
T1657Financial Theft
T1083File and Directory Discovery
T1688Safe Mode Boot
T1106Native API
T1057Process Discovery
T1112Modify Registry
T1490Inhibit System Recovery
T1679Selective Exclusion
T1140Deobfuscate/Decode Files or Information
T1135Network Share Discovery
T1027.013Encrypted/Encoded File
T1059.003Windows Command Shell
T1007System Service Discovery
T1053.005Scheduled Task
T1070.004File Deletion
T1547.001Registry Run Keys / Startup Folder
T1569.002Service Execution
T1486Data Encrypted for Impact
T1543.003Windows Service

MITRE ATT&CK® is a registered trademark of The MITRE Corporation. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.