CLAIMLOADER

MITRE ATT&CK: S1236 View on attack.mitre.org

Aliases: CLAIMLOADER

First seen
2021-01-01 00:00:00
Malware type
loader
Family
Malware family
Operating systems
windows
Profile updated
2026-07-07 13:19:16

Targeted industries: government-and-public-sector

Targeted regions: country_code:cn country_code:vn

Context

CLAIMLOADER is a malware variant that frequently accompanies legitimate executables that are used for DLL side-loading known to be leveraged by Mustang Panda and was first observed utilized in 2021.

Detection coverage

  • 218 Sigma rules

Malware & tools used

  • Component Object Model (attack-pattern)
  • Native API (attack-pattern)
  • Registry Run Keys / Startup Folder (attack-pattern)
  • DLL (attack-pattern)
  • Hidden Files and Directories (attack-pattern)
  • Match Legitimate Resource Name or Location (attack-pattern)
  • Mutual Exclusion (attack-pattern)
  • Malicious File (attack-pattern)
  • Scheduled Task (attack-pattern)
  • Deobfuscate/Decode Files or Information (attack-pattern)
  • Dynamic API Resolution (attack-pattern)

Used by threat actors

Reports & references

  • ibm.com — Hive0154 Mustang Panda Shifts Focus Tibetan Community Deploy Pubload Backdoor (report)
  • ibm.com — Hive0154 Targeting Us Philippines Pakistan Taiwan (report)
  • MITRE ATT&CK — S1236 (report)

External references