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Malicious HWP Document Disguised as Reunification Education Support Application

· Published 17/04/2025 16:34 · Modified 17/04/2025 19:39

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Essential information

Published
17/04/2025 16:34
Modified
17/04/2025 19:39
Tags
2025-04-17 downloader dropper hwp
Related entities
3 observables, 4 techniques (mitre), 1 others

Description

A deceptive document, masquerading as a reunification education support application, was discovered on March 5. The document, when opened, creates multiple files in the TEMP folder, including a malicious BAT file. This BAT file executes various actions to ensure persistent malware operation, including registering task schedulers and executing additional malicious files. The malware ultimately accesses an external URL to download and execute additional files, allowing threat actors to execute various commands. This incident is part of a recent trend of malware distribution using documents, with attacks now targeting the general public rather than specific users. Users are advised to be cautious and keep their security software updated.

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