MALICIOUS
90
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded links pointing to external PDF documents on the domain 'muicuiu.dumb1.com'. This behavior is indicative of a link farm or a lure to download further malicious content. The ML classifier also flagged this PDF as malicious with high confidence. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9919
Heuristics 2
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://muicuiu.dumb1.com/2a00a04a07a07a04/The-Impossible-State-North-Korea-Past-and-Future-by-Victor-Cha.pdf
- http://muicuiu.dumb1.com/2a00a04a08a03a02/Nuclear-North-Korea-A-Debate-on-Engagement-Strategies-by-Victor-Cha.pdf
- http://muicuiu.dumb1.com/1a00a07a09a04a00a03/Liberating-the-Future-from-the-Past-Liberating-the-Past-from-the-Future-A-Short-Listed-Essay-by-Erika-Schelby.pdf
- http://muicuiu.dumb1.com/4a09a05a02a05a02/Korea-The-Impossible-Country-by-Daniel-Tudor.pdf
- http://muicuiu.dumb1.com/3a06a00a01a05/Pyongyang-A-Journey-in-North-Korea-by-Guy-Delisle.pdf
- http://muicuiu.dumb1.com/4a08a06a07a01a04/Pyongyang-A-Journey-in-North-Korea-by-Guy-Delisle.pdf
- http://muicuiu.dumb1.com/6a00a01a04a08/Without-You-There-Is-No-Us-My-Time-with-the-Sons-of-North-Korea-s-Elite-by-Suki-Kim.pdf
- http://muicuiu.dumb1.com/2a00a04a08a02a05/Famine-in-North-Korea-Markets-Aid-and-Reform-by-Stephan-Haggard.pdf
- http://muicuiu.dumb1.com/7a01a08a06/A-River-in-Darkness-One-Man-s-Escape-from-North-Korea-by-Masaji-Ishikawa.pdf
- http://muicuiu.dumb1.com/2a05a08a02a07a02/Nothing-to-Envy-Ordinary-Lives-in-North-Korea-by-Barbara-Demick.pdf
- http://muicuiu.dumb1.com/2a00a04a07a09a07/Comrades-and-Strangers-Behind-the-Closed-Doors-of-North-Korea-by-Michael-Harrold.pdf
- http://muicuiu.dumb1.com/1a00a08a03a01a05a09/The-Koreans-America-s-Troubled-Relations-with-North-and-South-Korea-by-Michael-Breen.pdf
- http://muicuiu.dumb1.com/2a00a04a08a02a03/Tyranny-of-the-Weak-North-Korea-and-the-World-1950-1992-by-Charles-K-Armstrong.pdf
- http://muicuiu.dumb1.com/4a01a01a09/Every-Falling-Star-The-True-Story-of-How-I-Survived-and-Escaped-North-Korea-by-Sungju-Lee.pdf
- http://muicuiu.dumb1.com/2a00a04a07a08a03/My-Holiday-in-North-Korea-The-Funniest-Worst-Place-on-Earth-by-Wendy-E-Simmons.pdf
- http://muicuiu.dumb1.com/1a08a04a01a00a08/Every-Falling-Star-The-True-Story-of-How-I-Survived-and-Escaped-North-Korea-by-Sungju-Lee.pdf
- http://muicuiu.dumb1.com/4a01a00a06a00a02/Deep-War-The-War-with-China-and-North-Korea-The-Nuclear-Precipice-Dan-Lenson-18-by-David-Poyer.pdf
- http://muicuiu.dumb1.com/2a00a04a07a09a09/The-Hidden-People-of-North-Korea-Everyday-Life-in-the-Hermit-Kingdom-by-Ralph-Hassig.pdf
- http://muicuiu.dumb1.com/2a05a04a06a04a05/Escape-from-Camp-14-One-Man-s-Remarkable-Odyssey-from-North-Korea-to-Freedom-In-the-West-by-Blaine-Harden.pdf
- http://muicuiu.dumb1.com/2a00a04a07a09a02/Stars-Between-the-Sun-and-Moon-One-Woman-s-Life-in-North-Korea-and-Escape-to-Freedom-by-Lucia-Jang.pdf
- http://muicuiu.dumb1.com/2a00a04a08a02a05/Famine-in-North-Korea-Market
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