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Home/ATT&CK/Software/S0585
MITRE ATT&CK Malware

Kerrdown (S0585)

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[Kerrdown](https://attack.mitre.org/software/S0585) is a custom downloader that has been used by [APT32](https://attack.mitre.org/groups/G0050) since at least 2018 to install spyware from a server on the victim's network.(Citation: Amnesty Intl. Ocean Lotus February 2021)(Citation: Unit 42 KerrDown February 2019)

Platforms: Windows

▪Techniques implemented (11)

T1566.002Spearphishing LinkT1059.005Visual BasicT1566.001Spearphishing AttachmentT1027.013Encrypted/Encoded FileT1082System Information DiscoveryT1574.001DLLT1105Ingress Tool TransferT1027.015CompressionT1140Deobfuscate/Decode Files or InformationT1204.002Malicious FileT1204.001Malicious Link

▪Used by groups (1)

G0050APT32
S0585on MITRE ATT&CK →

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.