MALICIOUS
90
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
The PDF file was flagged by a machine learning classifier as malicious. It contains a large number of embedded links, identified as a 'PDF_SEO_LINK_FARM' heuristic, pointing to various book titles hosted on the domain 'cefasfese.4pu.com'. While these specific URLs were labeled as confirmed benign, the sheer volume and structure suggest a malicious intent, possibly for SEO manipulation or as a lure for further malicious activity. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9810
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://cefasfese.4pu.com/8732737732736731/The-Roman-Hat-Mystery-Ellery-Queen-Detective-1-by-Ellery-Queen.pdf
- http://cefasfese.4pu.com/1737735733736/The-Player-on-the-Other-Side-Ellery-Queen-Detective-27-by-Ellery-Queen.pdf
- http://cefasfese.4pu.com/2735730733736733/The-French-Powder-Mystery-by-Ellery-Queen.pdf
- http://cefasfese.4pu.com/4735732736734731/The-Dutch-Shoe-Mystery-by-Ellery-Queen.pdf
- http://cefasfese.4pu.com/9737734739731737/Ellery-Queen-s-Mystery-Magazine-January-2001-Vol-117-No-1-Whole-No-713-by-Janet-Hutchings.pdf
- http://cefasfese.4pu.com/3736732732739734/A-Study-in-Terror-by-Ellery-Queen.pdf
- http://cefasfese.4pu.com/3735739733736737/Lethal-Letters-A-Books-by-the-Bay-Mystery-by-Ellery-Adams.pdf
- http://cefasfese.4pu.com/1739737732733736/A-Killer-Plot-A-Books-by-the-Bay-Mystery-1-by-Ellery-Adams.pdf
- http://cefasfese.4pu.com/2739738734732738/Writing-All-Wrongs-A-Books-by-the-Bay-Mystery-7-by-Ellery-Adams.pdf
- http://cefasfese.4pu.com/2733734735736737/A-Deadly-Clich-A-Books-by-the-Bay-Mystery-2-by-Ellery-Adams.pdf
- http://cefasfese.4pu.com/2739738734732735/Lethal-Letters-A-Books-by-the-Bay-Mystery-6-by-Ellery-Adams.pdf
- http://cefasfese.4pu.com/8730737737738732/Pecan-Pies-and-Homicides-A-Charmed-Pie-Shoppe-Mystery-3-by-Ellery-Adams.pdf
- http://cefasfese.4pu.com/2735731737734732/Queen-Takes-Queen-Their-Vampire-Queen-3-by-Joely-Sue-Burkhart.pdf
- http://cefasfese.4pu.com/6731737739734731/Never-The-Always-Series-2-by-Ellery-Rhodes.pdf
- http://cefasfese.4pu.com/5739736739732/Practicing-the-Truth-by-Ellery-Akers.pdf
- http://cefasfese.4pu.com/5730731735732732/The-Queen-Mother-The-Untold-Story-of-Elizabeth-Bowes-Lyon-Who-Became-Queen-Elizabeth-The-Queen-Mother-by-Lady-Colin-Campbell.pdf
- http://cefasfese.4pu.com/4735730732738737/The-Carpenter-and-the-Actor-Ellery-Mountain-3-by-R-J-Scott.pdf
- http://cefasfese.4pu.com/2731734735737731/Publish-and-Perish-Linnet-Ellery-3-by-Phillipa-Bornikova.pdf
- http://cefasfese.4pu.com/4738733739735735/Unraveling-Josh-Ellery-College-3-by-Edie-Danford.pdf
- http://cefasfese.4pu.com/7730730739/The-Vanishing-Season-Ellery-Hathaway-1-by-Joanna-Schaffhausen.pdf
- http://cefasfese.4pu.com/2733734735736737/A-Deadl
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