MOPSLED
MITRE ATT&CK: S1221 View on attack.mitre.org
Aliases: MOPSLED
- First seen
- 2022-02-15 00:00:00
- Malware type
- backdoor
- Family
- Malware family
- Operating systems
- linux
- Profile updated
- 2026-07-07 15:29:47
Targeted industries: government-and-public-sector technology-and-telecommunications
Targeted regions: country_code:cn country_code:us
Context
MOPSLED is a shellcode-based modular backdoor that has been used by China-nexus cyber espionage actors including UNC3886 and APT41.
Detection coverage
- 65 Sigma rules
Malware & tools used
- Web Protocols (attack-pattern)
- Encrypted/Encoded File (attack-pattern)
- Deobfuscate/Decode Files or Information (attack-pattern)
- Web Service (attack-pattern)
- Dead Drop Resolver (attack-pattern)
- Non-Application Layer Protocol (attack-pattern)
Used by threat actors
Reports & references
- cloud.google.com — Uncovering Unc3886 Espionage Operations (report)
- MITRE ATT&CK — S1221 (report)