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IOC Radar

Indicators are what attackers leave behind. Stolen credentials are what they arrive with.

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8 IOCs

Pretty Themes, Hidden Loaders: GlassWorm-Linked Extensions Span VS Code Marketplace and Open VSX

Socket Security
Socket Security
Published October 2, 2026Original Report

Malware Families

Excerpt

Socket uncovered a theme cluster spanning four Visual Studio Marketplace and six Open VSX extensions, including two confirmed malicious extensions and a high-confidence link to GlassWorm. The Socket Threat Research team identified two suspicious VS Code themes still available on the Visual Studio Marketplace at the time of writing: Coca-Cola Christmas and Aurora Borealis Studio Theme . Both present themselves as polished color themes, contain executable JavaScript despite…

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Diamond Model

SOCIAL AXISTECHNOLOGY AXISADVERSARYunknownINFRASTRUCTUREhttps://fingercakes4s…holiday-themes.devCAPABILITYAuroraVICTIMunknown
Adversary
Infrastructure(2)
Capability(1)
Victim

Indicators of Compromise

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8 indicators

TypeIndicatorConfidenceScoreFirst Seen
URLhttps://fingercakes4sale.store/dsyuCHighScore 63/100First seen
MD54c4b9a3773e9dced6015a670855fd32bMediumScore 53/100First seen
Domainholiday-themes.devHighScore 58/100First seen
SHA2565e68ca8c2097caccdb74d2752b85b85595a4bf646b442b8431a2416e87dbf268MediumScore 43/100First seen
SHA256a276b76d3b00f302bb4dfb3690125c85ff472b16049c3c37476ac5e51096df07MediumScore 49/100First seen
Emailsupport@holiday-themes.devHighScore 58/100First seen
SHA256684c877a52d226d50584cb886ca8ec5bec6355d4de853f406734c79d5b387804MediumScore 53/100First seen
SHA256da2d950e50326171adbff9c2bfd6f28998e32623ea7c2c475b9159a45cfb86bbMediumScore 53/100First seen

IOC Relationship Graph

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