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Threat Group Cards: A Threat Actor Encyclopedia

Permanent link Tool: MASQLOADER

NamesMASQLOADER
CategoryMalware
TypeLoader
Description(Trend Micro) The first observed loading method used to execute COBEACON payloads is via MASQLOADER, a DLL side-loaded loader. This loader component decrypts its payload using a substitution cipher, where the encrypted payload contains 1-3 character strings that has a hex value equivalent based on MASQLOADER’s substitution table.
Information<https://www.trendmicro.com/en_us/research/25/c/the-espionage-toolkit-of-earth-alux.html>

Last change to this tool card: 21 April 2025

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All groups using tool MASQLOADER

ChangedNameCountryObserved

APT groups

XEarth AluxChina2023 

1 group listed (1 APT, 0 other, 0 unknown)

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Electronic Transactions Development Agency

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